Your browser doesn't support javascript.
loading
Mostrar: 20 | 50 | 100
Resultados 1 - 20 de 2.580
Filtrar
1.
An. psicol ; 40(1): 38-43, Ene-Abri, 2024. tab
Artigo em Inglês | IBECS | ID: ibc-229025

RESUMO

El objetivo del presente estudio fue el de examinar la fiabilidad, validez y estructura factorial de la adaptación española de la Clance Impostor Phenomenon Scale (CIPS). Para ello, un total de 271 estudiantes españoles completaron una versión traducida de la escala original de 20 ítems. En nuestra muestra, el instrumento mostró una alta fiabilidad, medida como consistencia interna, (ωTotal =.90) y correlaciones moderadas-altas con medidas de depresión (r =.633), autoestima (r = -.754) y miedo a las evaluaciones negativas (r = .666), lo cual sugiere tanto una validez nomológica como discriminante. Aunque en la validación original se propuso una estructura de tres factores, otros estudios han encontrado ajuste a estructuras de uno y dos factores. Aquí, utilizamos un análisis factorial confirmatorio (AFC) para probar el ajuste de estos tres modelos. Nuestros resultados muestran que, en la adaptación a español, el modelo con dos factores es el preferido. Esta adaptación al español de la CIPS provee a los profesionales clínicos una de una nueva herramienta para poder investigar los mecanismos que subyacen al síndrome del impostor, así como futuros tratamientos.(AU)


The aim of this study was to examine the reliability, validity, and factorial structure of the Spanish version of the Clance Impostor Phenom-enon Scale (CIPS). A sample of 271 Spanish students was recruited to complete a translated version of the original 20-item CIPS. In our sample, the instrument showed high internal consistency reliability (ωTotal=.90) and a moderate-to-strong correlation with measures of depression (r= .633), self-esteem (r= -.754) and fear of negative evaluation (r= .666), suggesting both nomological and discriminant validity. Althoughthe original valida-tion of the CIPS proposed a factorial structure with three factors, subse-quent validations also revealed adjustment to two-and one-factor struc-tures. Here, we used confirmatory factor analysis (CFA) to test the three different models. The results showed that in our adaptation, a 2-factor structure might be preferred. This adaptation of the CIPS to Spanish pro-vides clinicians with a new method to gain insight into the psychological mechanisms behind the Impostor phenomenon and suitable treatments.(AU)


Assuntos
Humanos , Masculino , Feminino , Adulto Jovem , Estudantes/psicologia , Reprodutibilidade dos Testes , Inteligência , Psicologia , Espanha , Análise Fatorial
2.
An. psicol ; 40(1): 119-130, Ene-Abri, 2024. tab, ilus
Artigo em Inglês | IBECS | ID: ibc-229034

RESUMO

Existe poca evidencia de escalas de medición con propiedades psicométricas adecuadas respecto a la Calidad de Vida Laboral en el personal sanitario, por lo que el objetivo fue desarrollar y examinar las propiedades psicométricas de la Escala Mexicana de Calidad de Vida Laboral (EMCVL). Se realizó un estudio instrumental y transversal. Fase 1) desarrollo de la escala y validez de contenido; Fase 2) validación con dos muestras diferentes [n = 293] y [n = 300] a través de un cuestionario en línea. Se obtuvo validez de contenido para 60 ítems (V de Aiken > .90); los análisis factoriales exploratorio y confirmatorio arrojaron una estructura de seis dimensiones; los índices de ajuste de la escala final con 24 ítems fueron aceptables (χ2[257] = 540.277; CMIN/DF = 2.102; NFI = .914; CFI = .953; GFI = .877, AGFI = .845; SRMR = .047; RMSEA = .061 [.054-.069] p <.001), con buenos índices de confiabilidad (α = .949, ω = .982). La EMCVL demostró confiabilidad en la consistencia interna, varias evidencias de validez y una invarianza configuracional y métrica aceptable con un modelo que confirma la existencia de seis dimensiones que explican el constructo a través de 24 ítems.(AU)


There is little evidence of measurement scales with appropriate psychometric properties regard Quality of Work-Life in health personnel, so the objective was to develop and examine psychometric properties of Mexican Quality of Work Life Scale (MQWLS). An instrumental, cross-sectional study was conducted. Phase 1) development of the scale and con-tent validity; Phase 2) validation with two different samples [n= 293] and [n = 300] through an online questionnaire. Content validity was obtained for 60 items (Aiken's V>.90); exploratory and confirmatory factor analyz-es yielded a six-dimension structure; the fit indexes from the final scale with 24 items were acceptable (χ2[257]=540.277; CMIN/DF=2.102; NFI=.914; CFI=.953; GFI=.877, AGFI=.845; SRMR=.047; RMSEA=.061 [.054-.069] p <.001), with good reliability indices (α =.949,ω=.982). MQWLS proved internal consistency reliability, several ev-idences of validity and acceptable configurational and metric invariance with a model that confirms the existence of six dimensions that explain the construct through 24 items.(AU)


Assuntos
Humanos , Masculino , Feminino , Qualidade de Vida/psicologia , Psicometria , Pessoal de Saúde/psicologia , Equilíbrio Trabalho-Vida , Esgotamento Profissional , Reprodutibilidade dos Testes , México , Psicologia , Estudos Transversais , Inquéritos e Questionários
3.
An. psicol ; 40(1): 150-162, Ene-Abri, 2024. tab, ilus, graf
Artigo em Inglês | IBECS | ID: ibc-229037

RESUMO

Este estudio presenta distintos tipos de evidencias de validez y confiabilidad de la Escala de Autenticidad (AS) en una muestra de Brasil y Portugal. El estudioconsiste en una encuesta con 1.077 brasileños y 622 portugueses. Se testó el modelo con tres factores correlacionados (autoalienación, vivir auténtico y aceptación de la influencia externa), el modelo unidimensional y el modelo bifactorial. Se retuvo el modelo con tres factores correlacionados, con las tres subescalas alcanzando confiabilidad moderada a buena. Análisis factorial confirmatorio multigrupo sugirió invariancia escalar para cultura, género, edad, educación, ocupación y preocupación e impacto relacionados con Covid. Los ítems fueron evaluados por graded response model(GRM), sugiriendo que las tres subescalas no discriminan las personas con altos rasgos de autenticidad. GRM y estadísticas descriptivas indican que la escala de puntuación es inapropiada, particularmente para la subescala vivir auténtico, que es afectada por efecto techo. Las asociaciones con presencia de sentido mostraron evidencia adicional de validez. A pesar de las limitaciones, la AS es una medida adecuada para evaluar la autenticidad en diferentes grupos. Se discuten posibles modificaciones para el aprimoramiento de la AS.(AU)


This study introduces distinct types of validity and reliability evidence of the Authenticity Scale (AS) in a sample from Brazil and Portugal. It consists of an online survey with 1,077 Brazilian citizens and 622 Portuguese citizens. The study tested the model with three correlated factors (self-alienation, authentic living, and accepting external influence), the unidimensional model, and the bifactor model. The model with three correlated factors was retained, with the three subscales demonstrating moderate to good reliability. Multigroup confirmatory factor analysis suggested scalar invariance across culture, gender, age, education, occupation, and Covid-related concern and impact. The items were assessed by graded response model (GRM), which suggested that the three subscales are not able to distinguish respondents with high authenticity traits. GRM and descriptive statistics indicated that the rating-scale is inappropriate, particularly for authentic living subscale, which is affected by ceiling effect. Associations with presence of meaning showed additional validity evidence. Despite the limitations, the AS is an effective measure to assess authenticity across different groups. Potential modifications for the improvement of the AS are discussed.(AU)


Assuntos
Humanos , Masculino , Feminino , Autoimagem , 35111 , Qualidade de Vida/psicologia , Valor da Vida , Reprodutibilidade dos Testes , Psicologia , Psicologia Social , Inquéritos e Questionários , Brasil , Portugal , Análise Fatorial
4.
An. psicol ; 40(1): 163-170, Ene-Abri, 2024.
Artigo em Inglês | IBECS | ID: ibc-229038

RESUMO

Recientemente se ha incrementado significativamente el número de estudios psicométricos junto a avances estadísticos cruciales para evaluar las evidencias defiabilidad y validez de los testsy escalas de medida. Dada la importancia de proporcionar procedimientos más exactos tanto en la metodología como en la interpretación de las puntuaciones, los editores de la revista Anales de Psicología proponen esta guía para abordar los tópicos más relevantes en el campo de la psicometría aplicada. Con esta finalidad, el presente manuscrito analiza los tópicos principales de la TeoríaClásica de Tests (e.g., análisis factorial exploratorio/confirmatorio, fiabilidad, validez, sesgo, etc.) con vistas a sintetizar y clarificarlas aplicaciones prácticas, y mejorar los estándares de publicación de estos trabajos.(AU)


In recent years,there has been a significant rise in the number of psychometric studies, together with crucial statistical advances for validity and reliability measures. Given the importance of providingaccurate procedures both in methodology and score interpretationof tests and/or measurement scales, the editors-in-chie fof the journal Annals of Psychology have draftedthis guide to address the most relevant issues in the field of applied psychometry. To this end, the present manuscript analyses the main topics under the Classical Test Theory framework (e.g., exploratory/confirmatory factor analysis; reliability, bias, etc.) aimingto synthesizeand clarifythe best practical applications;and improve publication standards.(AU)


Assuntos
Humanos , Masculino , Feminino , Psicometria , Reprodutibilidade dos Testes , Análise Fatorial , Psicologia , Psicologia Social
5.
Clin. transl. oncol. (Print) ; 26(3): 623-629, mar. 2024.
Artigo em Inglês | IBECS | ID: ibc-230792

RESUMO

Background Lung cancer is the primary cause of cancer-related mortality worldwide. Hemoglobin (Hb) represents the most widely utilized test parameter in clinical settings. However, few articles have examined the causal relationship between Hb concentration and lung cancer incidence. Methods Mendelian randomization (MR) was first conducted to investigate the potential causality between Hb and lung cancer. Sensitivity analyses were applied to validate the reliability of MR results. Then, the National Health and Nutrition Examination Survey (NHANES) database was used to verify the effect of Hb on the prognosis of lung cancer. Results The MR analysis demonstrated that Hb was casually associated with the decreased risk of lung cancer in the European population (ORIVW 0.84, 95% CI 0.75–0.95, p = 0.006; ORWeighted-median 0.78, 95% CI 0.65–0.94, p = 0.008; ORMR-Egger 0.82, 95% CI 0.64–1.04, p = 0.11). The results from the NHANES database showed that a high value of Hb was associated with better outcomes for patients with lung cancer (HR 0.45, 95% CI 0.26–0.79, p = 1.6E−03). Conclusions Our study provides further evidence for the relationship between Hb levels and lung cancer, highlighting the potential significance of Hb as a biomarker for predicting the risk and prognosis of lung cancer (AU)


Assuntos
Humanos , Neoplasias Pulmonares/sangue , Neoplasias Pulmonares/genética , Hemoglobinas , Estudo de Associação Genômica Ampla , Análise da Randomização Mendeliana , Inquéritos Nutricionais , Reprodutibilidade dos Testes
6.
Neurocirugía (Soc. Luso-Esp. Neurocir.) ; 35(1): 30-40, enero-febrero 2024. ilus, tab
Artigo em Espanhol | IBECS | ID: ibc-229500

RESUMO

Objetivo: El objetivo principal de este estudio ha sido demostrar por qué la impresión aditiva permite hacer más visibles y entendibles los procesos patológicos quirúrgicos complejos que afectan al raquis, aumentando la precisión, la seguridad y la fiabilidad del procedimiento quirúrgico.MetodologíaSe realizó una revisión sistemática de los trabajos publicados en los últimos 10 años, sobre la cirugía de raquis asistida por impresión 3D, de acuerdo con la declaración PRISMA 2020. Con las palabras clave «printing 3D» y «spine surgery» se hicieron búsquedas en las bases de datos Pubmed, Embase, Cochrane Database of Systematic Reviews, Google Scholar y Opengrey, que se completó con la búsqueda manual a través de la lista de referencias bibliográficas de los artículos que fueron seleccionados siguiendo los criterios de inclusión y exclusión definidos.ResultadosDel análisis de los 38 estudios seleccionados resultó que la impresión 3D es útil en la planificación quirúrgica, en la enseñanza médica, en la relación médico-paciente, así como en el diseño de plantillas de navegación e implantes de raquis y, en investigación, ofreciendo un magnífico apoyo al proceder quirúrgico.ConclusionesEl uso de biomodelos impresos de forma tridimensional permite: hacer más visibles y entendibles los procesos patológicos quirúrgicos complejos que afectan al raquis; aumentar la exactitud, precisión y seguridad del procedimiento quirúrgico; y abrir la posibilidad de poner en práctica tratamientos personalizados, fundamentalmente en la cirugía tumoral. (AU)


Objective: The main objective of this study has been to demonstrate why additive printing allows to make complex surgical pathological processes that affect the spine more visible and understandable, increasing precision, safety and reliability of the surgical procedure.MethodsA systematic review of the articles published in the last 10 years on 3D printing-assisted spinal surgery was carried out, in accordance with PRISMA 2020 declaration. Keywords «3D printing» and «spine surgery» were searched in Pubmed, Embase, Cochrane Database of Systematic Reviews, Google Scholar and Opengrey databases, which was completed with a manual search through the list of bibliographic references of the articles that were selected following the defined inclusion and exclusion criteria.ResultsFrom the analysis of the 38 selected studies, it results that 3D printing is useful in surgical planning, medical teaching, doctor–patient relationship, design of navigation templates and spinal implants, and research, optimizing the surgical process by focusing on the patient, offering magnificent support during the surgical procedure.ConclusionsThe use of three-dimensional printing biomodels allows: making complex surgical pathological processes that affect the spine more visible and understandable; increase the accuracy, precision and safety of the surgical procedure, and open up the possibility of implementing personalized treatments, mainly in tumor surgery. (AU)


Assuntos
Humanos , Relações Médico-Paciente , Impressão Tridimensional , Próteses e Implantes , Reprodutibilidade dos Testes
7.
Clin. transl. oncol. (Print) ; 26(2): 424-433, feb. 2024.
Artigo em Inglês | IBECS | ID: ibc-230187

RESUMO

Introduction To guarantee treatment reproducibility and stability, immobilization devices are essential. Additionally, surface-guided radiation therapy (SGRT) serves as an accurate complement to frameless stereotactic radiosurgery (SRS) and stereotactic radiotherapy (SRT) by aiding patient positioning and real-time monitoring, especially when non-coplanar fields are in use. At our institute, we have developed a surface-guided SRS (SG-SRS) workflow that incorporates our innovative open-face mask (OM) and mouth bite (MB) to guarantee a precise and accurate dose delivery. Methods This study included 40 patients, and all patients were divided into closed mask (CM) and open-face mask (OM) groups according to different positioning flow. Cone beam computed tomography (CBCT) scans were performed, and the registration results were recorded before and after the treatment. Then Bland–Altman method was used to analyze the consistency of AlignRT-guided positioning errors and CBCT scanning results in the OM group. The error changes between 31 fractions in one patient were recorded to evaluate the feasibility of monitoring during treatment. Results The median of translation error between stages of the AlignRT positioning process was (0.03–0.07) cm, and the median of rotation error was (0.20–0.40)°, which were significantly better than those of the Fraxion positioning process (0.09–0.11) cm and (0.60–0.75)°. The mean bias values between the AlignRT guided positioning errors and CBCT were 0.01 cm, − 0.07 cm, 0.03 cm, − 0.30°, − 0.08° and 0.00°. The 31 inter-fractional errors of a single patient monitored by SGRT were within 0.10 cm and 0.50° (AU)


Assuntos
Humanos , Neoplasias Encefálicas/diagnóstico por imagem , Neoplasias Encefálicas/radioterapia , Neoplasias Encefálicas/cirurgia , Radiocirurgia , Radioterapia Guiada por Imagem/métodos , Encéfalo , Tomografia Computadorizada de Feixe Cônico/métodos , Máscaras , Posicionamento do Paciente , Planejamento da Radioterapia Assistida por Computador/métodos , Reprodutibilidade dos Testes
8.
Span. j. psychol ; 27: e2, Feb. 2024. tab, graf
Artigo em Inglês | IBECS | ID: ibc-230532

RESUMO

The main goal of the present research is to develop and validate the Perceived Economic Inequality Scale (PEIS), an instrument measuring individuals’ perceptions of economic inequality at the national level. The study was conducted on a representative sample of the Italian population (N = 1,446, 51% women). The factorial structure of the scale was assessed through cross-validated exploratory-confirmatory factor analyses. To inspect the PEIS psychometric properties, item and correlation analyses were performed. The results showed that the PEIS is a valid and reliable unidimensional measure of perceived economic inequality at the national level. Further support of the PEIS construct validity was provided by the correlation of the scale score with the perceived wage gap and ideological beliefs like the economic system justification, social dominance orientation, meritocratic beliefs, and participants’ political orientation. Crucially, multigroup confirmatory factor analysis supported configural, metric, and scalar invariances of the scale across socio-demographic groups. The PEIS allows researchers to assess the subjective component of economic inequality by also serving as a useful tool for unpacking the psychological correlates of perceived inequality. (AU)


Assuntos
Humanos , Masculino , Feminino , Motivação , Percepção Social , Psicometria , Análise Fatorial , Percepção , Inquéritos e Questionários , Reprodutibilidade dos Testes
9.
Span. j. psychol ; 27: [e3], Feb. 2024.
Artigo em Inglês | IBECS | ID: ibc-230533

RESUMO

Few studies have examined the psychometric properties of the Connor-Davidson Resilience Scale (CD-RISC) in a large adolescent community sample, finding a significant disparity. This study explores the psychometric properties of the CD-RISC among Spanish adolescents by means of exploratory factor analysis (EFA), Rasch analysis, and measurement invariance (MI) across sex, as well as internal consistency and criterion validity. The sample was comprised of 463 adolescents (231 girls), aged 12 to 18 years, who completed the CD-RISC and other measures on emotional status and quality of life. The EFA suggested that the CD-RISC structure presented a unidimensional model. Consequently, shorter unidimensional CD-RISC models observed in the literature were explored. Thus, the Campbell-Sills and Stein CD–RISC–10 showed the soundest psychometric properties, providing an adequate item fit and supporting MI and non-differential item functioning across sex. Item difficulty levels were biased toward low levels of resilience. Some items showed malfunctioning in lower response categories. With regard to reliability, categorical omega was. 82. Strong associations with health-related quality of life, major depressive disorder symptoms, and emotional symptoms were observed. A weak association was found between resilience and the male sex. Campbell-Sills and Stein’s CD–RISC–10 model emerges as the best to assess resilience among Spanish adolescents, as already reported in adults. Thus, independently of the developmental stage, the core of resilience may reside in the aspects of hardiness and persistence. (AU)


Assuntos
Humanos , Masculino , Feminino , Adolescente , Adulto Jovem , Resiliência Psicológica , Transtorno Depressivo Maior/psicologia , Qualidade de Vida/psicologia , Psicometria , Testes Psicológicos , Análise Fatorial , Inquéritos e Questionários , Reprodutibilidade dos Testes , Espanha
11.
Psicothema (Oviedo) ; 36(1): 64-71, 2024. graf, tab
Artigo em Inglês | IBECS | ID: ibc-229723

RESUMO

Background: The Self-Absorption Scale (SAS) is one of the few instruments that measure dysfunctional self-focused attention or self-absorption, a transdiagnostic factor of vulnerability to various emotional disorders. The internal structure of the Spanish version of the SAS and its relationship with other variables have not been examined, nor has whether its subscales provide relevant information. These were the two goals of the present study. Method: The factor structure of the SAS, its internal consistency, and its relationship with depression and post-traumatic stress were analyzed in a Spanish community sample of 519 adults. Results: The SAS presented a symmetrical bifactor structure with a general factor of self-absorption that explained most of the variance in the items and two specific factors of private and public self-absorption. The total scale and the two subscales of the SAS exhibited excellent, good or adequate reliability coefficients (alphas/omegas = .70 – .88) and correlated with depression and post-traumatic stress (r = .34 – .46). Conclusions: The SAS provides reliable, valid measures of dysfunctional self-focused attention in Spanish adults, but its Private and Public Self-absorption subscales are not much more useful than the information provided by its total scale.(AU)


Antecedentes: la Escala de Autoabsorción (SAS) es uno de los pocos instrumentos que mide la atención autofocalizada disfuncional o autoabsorción, un factor transdiagnóstico de vulnerabilidad a diversos trastornos emocionales. La estructura interna de la versión española de la SAS y su relación con otras variables no han sido examinadas, ni tampoco si sus subescalas aportan información relevante. Estos fueron los objetivos del presente estudio. Método: se analizó la estructura factorial de la SAS, su consistencia interna y la relación con la sintomatología depresiva y de estrés postraumático en una muestra comunitaria española de 519 adultos. Resultados: la SAS presentó una estructura bifactor simétrica con un factor general de autoabsorción que explicaba la mayoría de la varianza de los ítems y dos factores específicos de autoabsorción privada y pública. La escala total y las dos subescalas mostraron coeficientes de fiabilidad excelentes, buenos o adecuados (alfas/omegas = .70 – .88) y correlacionaban con la depresión y el estrés postraumático (r = .34 – .46). Conclusiones: la SAS proporciona medidas fiables y válidas de la atención autofocalizada disfuncional en adultos españoles, pero sus subescalas de autoabsorción privada y pública pueden no ser muy útiles más allá de la información proporcionada por su escala total.(AU)


Assuntos
Humanos , Masculino , Feminino , Adulto , Reprodutibilidade dos Testes , Autoimagem , Estresse Psicológico , Depressão , Atenção , Espanha
12.
Psicothema (Oviedo) ; 36(1): 72-79, 2024. tab, graf
Artigo em Inglês | IBECS | ID: ibc-229724

RESUMO

Background: The aim of this study was to evaluate the psychometric properties, differential item functioning, factorial invariance, and convergent validity of the Spanish version of the Herth Hope Index (HHI) in patients with cancer. Method: Exploratory and confirmatory factor analyses were conducted to explore the scale, dimensionality, functioning of items, test for strong measurement invariance across sex, age, tumor site, and expected survival, and an extended structural equation model to assess external validity in a cross-sectional, multicenter, prospective study of 863 cancer patients from 15 Spanish hospitals. Results: The results do not support the original 3-factor scale but instead suggest a one-factor structure, which explained 62% of the common variance. Scores from the unidimensional structure exhibited satisfactory reliability (ω= .88). A strong invariance solution demonstrated excellent fit across sex, age, tumor site, and survival. HHI exhibited substantial associations with resilience coping strategies and spiritual well-being. Conclusions: The findings of our study contribute to the diversity of earlier empirical findings regarding the construct of hope. Despite this, our results indicate that the Spanish version of the HHI is a short, easy-to-administer, valid, reliable tool for evaluating cancer patients’ levels of hope.(AU)


Antecedentes: El objetivo de este estudio fue evaluar las propiedades psicométricas, el funcionamiento de los ítems, la invariancia factorial y la validez convergente de la versión española del Herth Hope Index (HHI) en pacientes con cáncer. Método: Estudio transversal, multicéntrico, prospectivo de 863 pacientes con cáncer de 15 hospitales españoles. Se realizaron análisis factoriales exploratorios y confirmatorios para explorar la dimensionalidad, el funcionamiento de los ítems, la invariancia de medición según el sexo, la edad, el sitio del tumor y la supervivencia esperada, y la validez externa. Resultados: Los resultados obtenidos no respaldan la escala original de 3 factores y en cambio sugieren una estructura de un factor, que explicó el 62% de la varianza común, con una confiabilidad satisfactoria (ω = .88). Una solución de invariancia fuerte demostró un excelente ajuste en función del sexo, la edad, el sitio del tumor y la supervivencia. HHI reveló asociaciones sustanciales con la resiliencia y el bienestar espiritual. Conclusiones: Nuestros resultados indican que la versión en español del HHI es una herramienta corta, fácil de administrar, válida y confiable para evaluar el nivel de esperanza de los pacientes con cáncer.(AU)


Assuntos
Humanos , Masculino , Feminino , Psico-Oncologia , Reprodutibilidade dos Testes , Expectativa de Vida , Psicometria , Neoplasias , Espanha , Psicologia , Oncologia , Estudos Transversais , Estudos Prospectivos
13.
Cuad. psicol. deporte ; 23(3)sep.-dic. 2023. tab
Artigo em Espanhol | IBECS | ID: ibc-225479

RESUMO

Los bailarines y las bailarinas de danza clásica entrenan rigurosamente para alcanzar el mayor grado técnico y artístico de calidad en sus ejercicios. Entre los que conforman sus entrenamientos están los de barra, siendo los battement jeté en sus diferentes formas de ejecución, los encargados del movimiento de acción de los pies-piernas. El objetivo del estudio es crear y validar una herramienta de observación ad hoc que permita evaluar el ejercicio del battement jeté; en su diseño se utilizó una combinación de formato de campo y sistemas de categorías exhaustivas y mutuamente excluyentes (E/ME). El instrumento se compone de 5 criterios y un total de 66 categorías distribuidas de la siguiente forma: 31 en tren inferior, 8 en tren superior, 13 para cabeza/mirada, 5 en dirección espacial y 9 para las cuentas musicales. La muestra del estudio estuvo conformada por 10 bailarines/as, ocho mujeres y dos hombres, todos con estudios profesionales en danza clásica finalizados. Se llevó a cabo un análisis de Calidad del Dato y un análisis de Generalizabilidad con los programas HOISAN y SAGT v1.0 respectivamente. La fiabilidad de los observadores se obtuvo mediante el cálculo de los coeficientes de correlación Pearson, Spearman y Tau b de Kendall; y mediante el índice de concordancia Kappa de Cohen y concordancia canónica de Krippendorf. Los resultados mostraron índices adecuados de correlación, así como excelentes resultados de la Generalizabilidad con un valor G relativo y G absoluto de 1.00 en el acuerdo interobservador y 1.00 para el acuerdo intraobservador, demostrando que la herramienta de observación para el ejercicio del battement jeté en la danza clásica presenta una adecuada precisión, fiabilidad y validez. Se hace un análisis de invarianza y no se evidencian diferencias significativas en los resultados por razón de sexo en el uso de la herramienta de observación. (AU)


Classical dancers train rigorously to achieve the highest technical and artistic quality in their exercises. Among those that make up his training are those of the barre, being the battement jeté in their different forms of execution, those in charge of the action movement of the feet-legs.The objective of the study is to create and validate an ad hoc observation tool that allows an evaluation of the exercise of the battement jeté; A combination of field format and exhaustive and mutually exclusive (E/ME) category systems was used in its design. The instrument is made up of 5 criteria and a total of 66 categories distributed as follows: 31 in the lower body, 8 in the upper body, 13 for head/gaze, 5 in spatial direction, and 9 for musical accounts. The studysample consisted of 10 dancers, eight women, and two men, all with completed professional studies in classical dance. A Data Quality analysis and a Generalizability analysis were carried out with the HOISAN and SAGT v1.0 programs respectively. Observer reliability was obtained by calculating the Pearson, Spearman, and Kendall's Tau b correlation coefficients; and using Cohen's Kappa concordance index and Krippendorf's canonical concordance. The results showed adequate correlation indices, as well as excellent Generalizability results with a relative G value and absolute G value of 1.00 for inter-observer agreement and 1.00 for intra-observer agreement, demonstrating that the observation tool for the battement jeté exercise in the Classical dance presents anadequate precision, reliability, and validity. An invariance analysis is made and no significant differences are found in the results due to the question of male or female gender in using the observation tool. (AU)


Os bailarinos clássicos treinam rigorosamente para atingir o mais alto grau de qualidadetécnica e artística em seus exercícios. Entre os exercícios que compõem o seu treino estão os exercícios da barra, sendo o battement jeté nas suas diferentes formas de execução, os responsáveis pelo movimento de ação dos pés-pernas. O objetivo do estudoé criar e validar uma ferramenta de observação ad hoc que permita avaliar o exercício do battement jeté. Uma combinação de formato de campo e sistemas de categoria exaustiva e mutuamente exclusiva (E/ME) foram usadas no seu design. O instrumento é composto por 5 critérios e um total de 66 categoriasdistribuídas da seguinte forma: 31 na parte inferior do corpo, 8 na parte superior do corpo, 13 para cabeça/olhar, 5 para direção espacial e 9 para contas musicais. A amostra do estudo foi composta por 10 bailarinos, sendo oito mulheres e dois homens, todos com formação profissional em dança clássica concluída. Uma análise de qualidade de dados e uma análise de generalização foram realizadas com os programas HOISAN e SAGT v1.0, respectivamente. A confiabilidadedo observador foi obtida calculando-se os coeficientes de correlação Tau b de Pearson, Spearman e Kendall e o índice de concordância Kappa de Cohen, bem como a concordância canônica de Krippendorf. Os resultados mostraram índices de correlação adequados, bem como excelentes resultados de generalização com valor de G relativo e valor de G absoluto de 1,00 para concordância interobservador e 1,00 para concordância intraobservador, demonstrando que a ferramenta de observação para o exercício battement jeté nadança clássica apresenta precisão, confiabilidade e validade adequadas. Foi ainda realiazada uma análise de invariância e não foram encontradas diferenças significativas nos resultados em função do sexo no uso da ferramenta de observação. (AU)


Assuntos
Humanos , Masculino , Feminino , Adulto Jovem , Dança , Técnicas de Exercício e de Movimento , Reprodutibilidade dos Testes , Exercício Físico
14.
Cuad. psicol. deporte ; 23(3)sep.-dic. 2023. tab
Artigo em Português | IBECS | ID: ibc-225480

RESUMO

La percepción subjetiva de vitalidad es un indicador de bienestar que se puede traducir en una mejor calidad de vida. Un instrumento válido y fiable permitirá a los investigadores medir con precisión la vitalidad en el contexto del ejercicio físico.. Así, el objetivo del presente estudio fue evaluar la validez y fiabilidad de la Subjetive Vitality Scale (SVS) en una muestra portuguesa de practicantes de ejercicio físico según sexo y experiencia de práctica. Los datos se recolectaron de una muestra de un total de 330 adultos (mujeres = 145; hombres = 185). Los participantes tenían entre 18 y 64 años (M = 28.52; DT = 9.86), con una experiencia de ejercicio promedio de 8.14 meses (DT = 6.14), y con una frecuencia semanal de entre 1 y 7 veces (M = 4.42; DT = 1.35). Se realizó un análisis factorial confirmatorio del modelo de medición de seis ítems de la escala y un análisis de invariancia en función del género y la experiencia práctica. También se analizaron los resultados de las correlaciones bivariadas con el fin de evaluar la validez nomológica del instrumento con diversión y con la intención de continuar en la práctica. El modelo de medición SVS demostró un ajuste aceptable en cada una de las muestras y los coeficientes de fiabilidad compuesta fueron adecuados. Las correlaciones indicaron que mayores niveles de vitalidad se asociaron con mayores niveles de diversión e intención de continuar practicando ejercicio físico en el futuro. El modelo de medida demostró ser invariante entre muestras, lo que aporta un mayor sustento a su validez para evaluar la percepción subjetiva de vitalidad en el contexto del ejercicio físico. La SVS parece ser así un instrumento fiable para evaluar la vitalidad, en ambos sexos, así como en personas con diferentes experiencias de práctica. (AU)


The subjective perception of vitality is an indicator of well-being that can translate into improved quality of life. A valid and reliable instrument will allow researchers to accurately measure vitality in the context of exercise. Thus, the objective ofthe present study was to evaluate the validity and reliability of the Subjective Vitality Scale (SVS) in a Portuguese sample of physical exercise practitioners according to gender and practice experience. Data were collected from a sample of a total of 330 adults (women = 145; men = 185). Participants were aged between 18 and 64 years (M = 28.52; SD = 9.86), with a mean exercise experience of 8.14 months (SD = 6.14), and with a weekly frequency of between 1–7 times (M = 4.42; SD = 1.35). A confirmatory factor analysis of the scale's six-item measurement model and an analysis of invariance as a function of gender and practice experience were performed. The results of bivariate correlations were also analyzed toassess the nomological validity of the instrument with enjoyment and with the intention of continuing in practice. The SVS measurement model demonstrated an acceptable fit in each of the samples and the composite reliability coefficients were adequate. Correlations indicated that higher levels of vitality were associated with higher levels of enjoyment and intention to continue to practice physical exercise in the future. The measurement model proved to be invariant between samples, thus adding greater support to its validity to assess the subjective perception of vitality in the context of physical exercise. The SVS thus seems to be a reliable instrument for assessing vitality, in both sexes, as well as in people with different practice experiences. (AU)


A perceção de vitalidade subjetiva é um indicador de bem-estar que se pode traduzir na melhoria da qualidade de vida. Um instrumento válido e fiável irá permitir aos investigadores uma medição precisa da vitalidade no contexto de exercício físico. Desta forma, o objetivo do presente estudo consistiu em avaliar a validade e a fiabilidade da Subjetive Vitality Scale (SVS) numa amostra portuguesa de praticantes de exercício físico em função do sexo e da experiência da prática. Foram recolhidos dados de uma amostra com um total de 330 adultos (mulheres = 145; homens = 185). Os participantes tinham idades compreendidas entre 18–64 anos (M = 28.52; DP = 9.86), com experiência média de exercício de 8.14 meses (DP = 6.14), e com uma frequênciasemanal entre 1–7 vezes (M = 4.42; DP = 1.35). Realizou-se uma análise fatorial confirmatória do modelo de medida de seis itens da escala e uma análise de invariância em função do sexo e experiência da prática. Foram, também, analisados os resultados de correlações bivariadas com o objetivo de avaliar a validade concorrente do instrumento com o divertimento e com a intenção de continuar na prática. O modelo de medida da SVS demonstrou um ajustamento aceitável em cada uma das amostras e os coeficientes de fiabilidade compósita foram adequados. As correlações indicaram que maiores níveis de vitalidade estavam associados a maiores níveis de divertimento e intenção de continuar a praticar exercício físico no futuro. O modelo de medida revelou ser invariante entreamostras, acrescentando, por isso, um maior suporte à sua validade para avaliar a perceção subjetiva de vitalidade em contexto do exercício físico. A SVS parece, assim, ser um instrumento fiável para a avaliação da vitalidade, em ambos os sexos, bem como em pessoas com diferentes experiências de prática. (AU)


Assuntos
Humanos , Masculino , Feminino , Adulto Jovem , Adulto , Pessoa de Meia-Idade , Exercício Físico , Sexo , Estilo de Vida , Reprodutibilidade dos Testes , Portugal , Estudos Transversais , Análise Fatorial
15.
Cuad. psicol. deporte ; 23(3)sep.-dic. 2023. tab
Artigo em Espanhol | IBECS | ID: ibc-225491

RESUMO

Actualmente las instituciones deportivas se enfrentan a nuevos retos, que los impulsan a realizar cambios constantes con la finalidad de introducirse y posicionarse como instituciones competitivas del sector deportivo privado, al mismo tiempo que buscan nuevos enfoques para atraer la atención de antiguos y nuevos consumidores orientados en perspectivas como; la calidad y la fidelidad, por lo cual, el objetivo de este estudio es analizar la percepción de la calidad y fidelidad en instituciones deportivas privadas respecto a la edad, género y tiempo de permanencia de los usuarios. Para dicho análisis se recabó una muestra de 347 voluntarios, pertenecientes a tres clubes deportivos privados (108 mujeres y 239 hombres), a la cual se le realizaron análisis de fiabilidad descriptivos y comparativos. Los resultados en las variables de calidad y fidelidad muestran diferencias significativas con respecto a la edad y género de los consumidores, contrario a lo obtenido en el tiempo de permanencia, donde los resultados no muestran una diferencia importante. (AU)


Currently, sports institutions are facing new challenges, which drive them to make constant changes in order to introduce and position themselves as competitive institutions in the private sports sector, while seeking new approaches to attract the attention of old and new consumers oriented inperspectives such as; quality and loyalty, therefore, the objective of this study is to analyze the perception of quality and loyalty in private sports institutions with respect to age, gender and time of permanence of the users. For this analysis, a sample of 347 volunteers belonging to three private sports clubs (108 women and 239 men) was collected and subjected to descriptive and comparative reliability analyses. The results for the quality and loyalty variables show significant differences with respecttothe age and gender of the consumers, in contrast to the results obtained for the time spent, where the results do not show a significant difference. (AU)


Atualmente, as instituições desportivas enfrentam novos desafios, que as impulsionam a realizar constantes mudanças para se apresentarem e se posicionarem como instituições competitivas no setor desportivo privado, ao mesmo tempo em que buscam novas abordagens para atrair a atençãode antigos e novos consumidores orientados em perspectivas como qualidade e fidelização, portanto, o objetivo deste estudo é analisar a perceção de qualidade e fidelização em instituições desportivas privadas em relação à idade, sexo e tempo de permanência dos usuários. Para esta análise, foi recolhida uma amostra de 347 voluntários de três clubes desportivos privados (108 mulheres e 239 homens), que foi submetida a análises descritivas e de fiabilidade comparativa. Os resultados para as variáveis qualidade e lealdade mostram diferenças significativas em relação à idade e ao género dos consumidores, ao contrário dos resultados obtidos para o tempo de permanência, onde os resultados não mostram uma diferença significativa. (AU)


Assuntos
Humanos , Instalações Esportivas e Recreacionais , Setor Privado , 34002 , Reprodutibilidade dos Testes , Organizações
16.
Eur. j. psychol. appl. legal context (Internet) ; 15(2)jul./dic. 2023. graf, tab
Artigo em Inglês | IBECS | ID: ibc-225601

RESUMO

Background/Objectives: A fatal diagnostic error of suicidal intention, i.e., an error implying death or serious injuries (i.e., incapacitating, chronic injury) to the patient, may have civil liability (punishable error) for the clinician. The Scale for Suicidal Ideation (SSI) is the reference psychometric instrument used to measure suicidal intention. A meta-analytical review was designed with the aim of estimating the true reliability of the SSI in general and in different settings (moderators) with the aim of correcting unreliability raw scores. Method: A total of 90 primary studies reporting SSI's reliability (internal consistency) was found in the literature, yielding a total of 92 effect sizes. Bare-bones meta-analysis of correlation coefficients correcting effect by sampling error were run. Results: The results showed an overall mean true internal consistency of .8904, 95% CI [.8878, .8930], meaning that 42.6% of the population standard deviation is error and 18.11% of an individual's measure is error. Additional estimations (moderators) of SSI's reliability for gender (men: .8873, women: .8808) adaptation version (English: .9212, Korean: .9052, Chinese: .8402, Italian: .9163, Persian: .8612), and population (subclinical: .8769, general: .9230, mental illness: .9040) were obtained. All mean true estimations were under the desirable standard for applied settings where critical decisions are made, .95. Furthermore, for populations with risk of suicide, such as prison inmates and militaries, mean true reliability could not be computed as k was insufficient. Conclusion: Implications of true reliabilities obtained for the estimation of individuals' true scores and population standard deviations are discussed. Examples of computation of true scores to minimize fatal diagnosis errors were performed for both known reliability and unknown reliability settings (e.g., risk populations). (AU)


Antecedentes/Objetivo: Un error diagnóstico mortal de intención suicida, es decir, un error que implique la muerte o lesiones graves (es decir, incapacitantes, crónicas) para el paciente, puede tener responsabilidad civil (error punible) para el clínico. La Escala de Ideación Suicida (SSI) es el instrumento psicométrico de referencia utilizado para medir la intención suicida. En este estudio se diseñó una revisión metaanalítica para medir la fiabilidad real de la SSI en general y en diferentes ámbitos (moderadores), con el fin de corregir las puntuaciones brutas por la falta de fiabilidad de la medida. Método: En la búsqueda de estudios se encontró un total de 90 estudios primarios que trataban de la fiabilidad (consistencia interna) del SSI, lo que arrojó un total de 92 tamaños del efecto. Se ejecutaron meta-análisis del tipo bare-bone corrigiendo el efecto por el error de muestreo. Resultados: Se obtuvo una consistencia interna verdadera media global de .8904, IC 95% [.8878, .8930], es decir, el 42.6% de la desviación estándar de la población es error y el 18.11% de la medida de un sujeto es error. Se obtuvieron estimaciones adicionales (moderadores) de la fiabilidad del SSI para el género (hombres: .8873, mujeres: .8808), versión de adaptación (inglés: .9212, coreano: .9052, chino: .8402, italiano: .9163, persa: .8612) y población (subclínica: .8769, general: .9230, enfermedad mental: .9040). Todas las estimaciones verdaderas medias estaban por debajo del estándar deseable para entornos aplicados donde se toman decisiones críticas, .95. Además, para las poblaciones de riesgo de suicidio, como reclusos y militares, no se pudo calcular la fiabilidad media verdadera, ya que k era insuficiente. Conclusiones: Se discuten las implicaciones de la fiabilidad verdadera obtenida para la estimación de las puntuaciones verdaderas de los individuos y las desviaciones típicas de las poblaciones. ... (AU)


Assuntos
Humanos , Erros de Diagnóstico/ética , Erros de Diagnóstico/legislação & jurisprudência , Tentativa de Suicídio/legislação & jurisprudência , Responsabilidade Civil , Reprodutibilidade dos Testes , Viés
17.
J. optom. (Internet) ; 16(4): 284-295, October - December 2023. tab, graf
Artigo em Inglês | IBECS | ID: ibc-225618

RESUMO

Purpose: To compare the reliability and agreement of axial length (AL), anterior chamber depth (ACD), and lens thickness (LT) measurements obtained with optical biometry based on swept-source optical coherence tomography (IOLMaster 700; Carl Zeiss, Germany) and an ultrasound biometry device (Nidek; US-4000 Echoscan, Japan) in different qualities of AL measurement. Methods: A total of 239 consecutive eyes of 239 cataract surgery candidates with a mean age of 56 ± 14 years were included. The quality measurements were grouped according to the quartiles of SD of the measured AL by IOLMaster 700. The first and fourth quartile's SD are defined as high and low-quality measurement, respectively, and the second and third quartiles’ SD is defined as moderate-quality. Results: The reliability of AL and ACD between the two devices in all patients and in different quality measurement groups was excellent with highly statistically significant (AL: all ICC=0.999 and P<0.001, ACD: all ICC>0.920 and P<0.001). AL and ACD in all quality measurements showed a very strong correlation between devices with highly statistically significant. However, there was poor (ICC=0.305), moderate (ICC=0.742), and good (ICC=0.843) reliability in measuring LT in low-, moderate-, and high-quality measurements, respectively. LT showed a very strong correlation (r = 0.854) with highly statistically significant (P<0.001) between devices only in patients with high-quality measurements. Conclusions: AL and ACD of the IOLMaster700 had outstanding agreements with the US-4000 ultrasound in different quality measurements of AL and can be used interchangeably. But LT should be used interchangeably cautiously only in the high-quality measurements group. (AU)


Assuntos
Humanos , Adulto , Pessoa de Meia-Idade , Idoso , Identificação Biométrica , Comprimento Axial do Olho , Extração de Catarata , Biometria/métodos , Reprodutibilidade dos Testes
18.
Int. j. clin. health psychol. (Internet) ; 23(4)oct.-dic. 2023. ilus, tab
Artigo em Inglês | IBECS | ID: ibc-226380

RESUMO

Objective: This study aims to develop a scale to measure the worry level of patients who will undergo gastrointestinal (GI) endoscopy with deep sedation, and to provide scientific references to alleviate their worries. Method: Based on literature review, panel discussion, patient interview and expert consultation, we developed the first version of the scale. After two pre-investigations, the formal version of the scale was formed, and the reliability and validity were tested on 1389 respondents. Reliability was assessed by Cronbach's alpha. Construct validity was tested by confirmatory factor analysis (CFA) and the Spearman correlations analysis. Results: The scale was composed of four dimensions: financial and time costs, sedation, examination, and psychology. It has 15 items. Reliability and validity were acceptable. The Cronbach's alpha of the whole scale was 0.959 and all the factor loadings were > 0.50. The Spearman correlations of the inter-dimensions ranged from 0.614 to 0.836, and the correlation coefficients between the dimensions and the total score were 0.795 to 0.957. The correlation coefficient between the total scale score and the APAIS was 0.833. Conclusions: This scale has good validity and reliability, which is useful for physicians and medical institutions to take appropriate measures to reduce patients' worries. (AU)


Assuntos
Humanos , Endoscopia Gastrointestinal/psicologia , Endoscopia Gastrointestinal/estatística & dados numéricos , Reprodutibilidade dos Testes , Análise Fatorial , Negativismo
19.
Rev. esp. geriatr. gerontol. (Ed. impr.) ; 58(6): [e101404], nov.- dic. 2023.
Artigo em Espanhol | IBECS | ID: ibc-228041

RESUMO

Objetivos Comparar la validez discriminante y la fiabilidad interobservador de los 2 métodos de corrección del test del reloj más usados en España. Metodología Se han evaluado 2 colecciones de dibujos del reloj obtenidos en un contexto clínico (116 casos; 56,8% mujeres, edad media 73,1±7,7 años) y en una cohorte de voluntarios (2.039 dibujos de 579 sujetos; 59,5% mujeres, edad media 78,3±3,8 años). Todos los sujetos fueron clasificados como sin deterioro cognitivo (DC−) o con deterioro cognitivo (DC+) tras una extensa evaluación clínica y neuropsicológica. Evaluadores expertos han valorado estos dibujos de forma independiente y sin conocimiento del diagnóstico con los métodos de Sunderland y Solomon estandarizados en español por Cacho (rango: 0 a 10) y del Ser (rango: 0 a 7), respectivamente. Se ha calculado la validez discriminante de cada método mediante el área bajo la curva ROC (aROC) en las 2 muestras, y la fiabilidad interobservador mediante el coeficiente de correlación intraclase (CCI) y el coeficiente kappa en la muestra clínica que fue valorada por los 2 evaluadores. Resultados No hay diferencias significativas en la validez discriminante de los métodos de Sunderland y Solomon en ninguna de las muestras (clínica: aROC: 0,73 [IC 95%: 0,64-0,81] y 0,77 [IC 95%: 0,69-0,85], respectivamente, p=0,19; voluntarios: aROC: 0,69 [IC 95%: 0,67-0,71] y 0,72 [IC 95%: 0,69-0,73], respectivamente, p=0,08). Los puntos de corte ≤8 y ≤5 clasifican correctamente al 71 y 73% de la muestra clínica y al 82 y 84% de la muestra de voluntarios, respectivamente. Los 2 métodos tienen una buena concordancia en la muestra clínica (AU)


Objective To compare the discriminant validity and inter-rater reliability of the two scoring systems for the Clock test that are most used in Spain. Methodology Two collections of clock drawings obtained in a clinical context (116 cases; 56.8% women, mean age 73.1±7.7 years) and in a cohort of volunteers (2039 drawings of 579 subjects; 59.5% women, mean age 78.3±3.8 years) have been assessed. All subjects were classified as cognitively normal (CN) or cognitively impaired (CI) after extensive clinical and neuropsychological evaluation. Expert raters have evaluated these drawings independently and without knowledge of the diagnosis using the Sunderland and Solomon systems standardized in Spanish by Cacho (range 0 to 10) and del Ser (range 0 to 7) respectively. The discriminant validity of each method was calculated in the two samples using the area under the ROC curve (aROC), and the inter-rater reliability was calculated in the clinical sample, that was assessed by the two evaluators, using the intraclass correlation coefficient (ICC) and the kappa coefficient. Results There are no significant differences in the discriminant validity of the Sunderland and Solomon systems in any of the samples (clinical: aROC 0.73 [CI95%: 0.64-0.81] and 0.77 [CI95%: 0.69-0.85] respectively, P=.19; volunteers: aROC 0.69 [CI95%: 0.67-0.71] and 0.72 [CI95%: 0.69-0.73] respectively, P=.08). The cut-off points ≤8 and ≤5 correctly classify 71% and 73% of the clinical sample and 82% and 84% of the volunteer sample, respectively. Both systems have good agreement in the clinical sample (Sunderland: ICC 0.90 [CI95%: 0.81-0.93], kappa 0.76 [CI95%: 0.70-0.83]; Solomon: 0.92 [CI95%: 0.88-0.95] and 0.77 [CI95%: 0.71-0.83] respectively), somewhat higher in the second, although the differences are not significant (AU)


Assuntos
Humanos , Masculino , Feminino , Idoso , Idoso de 80 Anos ou mais , Variações Dependentes do Observador , Avaliação Geriátrica/métodos , Disfunção Cognitiva/diagnóstico , Testes Neuropsicológicos , Reprodutibilidade dos Testes , Sensibilidade e Especificidade
20.
Nutr. hosp ; 40(6): 1207-1218, nov.-dic. 2023. tab, graf, ilus
Artigo em Espanhol | IBECS | ID: ibc-228508

RESUMO

Introducción: aun cuando existe evidencia que vincula el consumo de polifenoles con mejores resultados en salud, la información sobre patrones de consumo, particularmente en países latinoamericanos, es escasa. Objetivo: diseñar y evaluar la validez de un cuestionario en línea autorreportado de frecuencia de consumo de alimentos para medir la ingesta de polifenoles totales de la dieta en población adulta chilena. Métodos: el cuestionario diseñado (FFQ-P) se sometió a opinión de expertos para estimación de coeficiente de validez de contenido; luego se efectuó estudio piloto en 47 adultos, quienes completaron el FFQ-P, además de un registro de alimentos de seis días como método de referencia. Se aplicaron Wilcoxon en muestras relacionadas, correlación Spearman para determinación de fuerza de asociación y diagramas de Bland-Altman para examinar diferencia entre métodos. Resultados: la validez de contenido reflejó valores concordantes para adecuación (0,94 ± 0,04) y pertinencia (0,93 ± 0,05). La diferencia porcentual entre ambos métodos fue del 1,2 %, observándose mayor variabilidad en frutas (9 %) y bebidas alcohólicas (4 %). La prueba de Wilcoxon no mostró diferencias significativas entre los grupos de alimentos. Se observó confiabilidad media para verduras, frutas, té y café (0,26-0,5) y confiabilidad moderada en el caso de bebidas alcohólicas (0,5-0,75). El valor promedio de la diferencia fue de 9,8, a una corta distancia de cero. Conclusión: el FFQ-P es confiable para estimar ingesta de polifenoles de frutas, verduras, bebidas alcohólicas, té y café, sin embargo, la ingesta de bebidas no alcohólicas, frutos secos y aceitunas se debe interpretar con reservas. (AU)


Introduction: although there is evidence linking polyphenol consumption with better health outcomes, information on consumption patterns, particularly in Latin American countries, is scarce. Objective: to design and evaluate the validity of an online self-reported food frequency questionnaire to measure dietary total polyphenol intake in the Chilean adult population. Methods: the designed questionnaire (FFQ-P) was submitted to expert opinion for content validity coefficient estimation; then a pilot study was conducted in 47 adults who completed FFQ-P, in addition to a six-day food record as a reference method. Wilcoxon was applied in related samples, Spearman’s correlation to determine the strength of association and Bland-Altman diagrams to examine the difference between methods. Results: content validity reflected concordant values for adequacy (0.94 ± 0.04) and relevance (0.93 ± 0.05). The percentage difference between both methods was 1.2 %, with greater variability observed in fruits (9 %) and alcoholic beverages (4 %). The Wilcoxon test showed no significant differences between food groups. Medium reliability was observed for vegetables, fruits, tea, and coffee (0.26 to 0.5) and moderate reliability for alcoholic beverages (0.5 to 0.75). The mean value of the difference was 9.8, being within a short distance of zero. Conclusion: FFQ-P is reliable for estimating polyphenol intake from fruits, vegetables, alcoholic beverages, tea, and coffee; however, the intake of non-alcoholic beverages, nuts and olives should be interpreted with reservation. (AU)


Assuntos
Humanos , Masculino , Feminino , Adulto Jovem , Adulto , Pessoa de Meia-Idade , Polifenóis , Ingestão de Alimentos , Inquéritos e Questionários , Chile , Reprodutibilidade dos Testes
SELEÇÃO DE REFERÊNCIAS
DETALHE DA PESQUISA
...