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1.
J Womens Health (Larchmt) ; 29(7): 1021-1031, 2020 07.
Artículo en Inglés | MEDLINE | ID: mdl-32580622

RESUMEN

Background: Heavy menstrual bleeding (HMB) affects up to 35% of women at some point in their lives, and has an important impact on their quality of life (QoL). Current techniques to assess and quantify menstrual blood loss are inconvenient and the correlation between actual and perceived blood loss is poor. This study aimed to develop and validate a screening questionnaire in Spanish to identify HMB in women of reproductive age. Methods: The study consisted of two phases: the conceptual development of a set of items to discriminate between women with and without HMB and the assessment of the sensitivity and specificity of these items. Correlation of the screening tool with women's perception of the intensity of bleeding and the interference in their daily life activities was also assessed. Results: An initial set of 46 items were identified, from which 21 items were selected following the cognitive interviews. For the psychometric validation phase, 389 patients were enrolled, of whom 364 were assessable: 211 cases with Pictorial Blood loss Assessment Chart-confirmed excessive menstrual loss (EML) and 153 controls. Six items met entry criteria in the model and together yielded a sensitivity of 86.7% and specificity of 89.5% to identify cases and controls. These items were weighted according to their contribution to the final model to yield a tool that can be scored from 0 to 10 being 3 the cutoff point to diagnose EML that interferes in QoL. Conclusions: The 6-item SAMANTA questionnaire represents a valid screening tool to easily identify women with EML that interfere with QoL.


Asunto(s)
Menorragia/diagnóstico , Menstruación/fisiología , Psicometría/estadística & datos numéricos , Calidad de Vida/legislación & jurisprudencia , Encuestas y Cuestionarios/normas , Adulto , Femenino , Humanos , Menorragia/psicología , Persona de Mediana Edad , Calidad de Vida/psicología , Curva ROC , Reproducibilidad de los Resultados , Sensibilidad y Especificidad
2.
Gynecol Endocrinol ; 30(8): 581-6, 2014 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-24845414

RESUMEN

OBJECTIVE: To assess alcohol abuse as a predictor of risky sexual behavior among adolescents and young adult women, a high-risk population for unintended pregnancies. SUBJECTS: Totally 3163 adolescent and young adult women, 18-29 years, were assessed on sociodemographics, alcohol and drug use and risky sexual behaviors. INTERVENTIONS: Participants answered a structured questionnaire on their leisure habits, drug and alcohol consumption, contraception and sexual behaviors. RESULTS: Most of the young adult women perceive that sexuality is an important part of their life but not a main concern (77.6%) and that alcohol removes the barriers to have sex (62.3%). Additionally, 77.0% claimed that contraception had "a lot" (53.4%) and "quite" (23.6%) influence on the quality of their sexuality. However, up to a 38.4% of the interviewed women had had sex without using any contraception and 29.6% of them acknowledged that had taken alcohol and of these, 40.7% said that alcohol was responsible for not using contraception. Alcohol abuse predicted an increase in risky sexual behaviours (4.45 CI: 2.01-9.75, p < 0.0001). The effect of alcohol was independent of age. CONCLUSIONS: These findings suggest that contraception-related behavioural interventions for young adult women should discuss the link between alcohol and sexual risk behavior.


Asunto(s)
Alcoholismo/epidemiología , Asunción de Riesgos , Conducta Sexual/estadística & datos numéricos , Trastornos Relacionados con Sustancias/epidemiología , Adolescente , Adulto , Estudios Transversales , Femenino , Humanos , España/epidemiología , Encuestas y Cuestionarios , Adulto Joven
3.
Prog. obstet. ginecol. (Ed. impr.) ; 56(4): 195-199, abr. 2013.
Artículo en Español | IBECS | ID: ibc-111286

RESUMEN

Introducción. El objetivo principal es revisar la casuística de las adolescentes que consultaron por hemorragia uterina excesiva en la Unidad de Ginecología de la Adolescencia del Institut Universitari Dexeus de Barcelona, así como el tratamiento y la evolución de las mismas. Material y métodos. Estudio retrospectivo entre enero del 2005 y diciembre del 2009 en 178 adolescentes. Resultados. Los episodios de hemorragia uterina excesiva observados, clasificados según los niveles de la hemoglobina, fueron leves (53,4%), moderados (11,2%) y graves (2,2%). Se alcanzó una mejoría de la sintomatología en el 43% de las adolescentes que han recibido ferroterapia, un 48% con antiinflamatorios no esteroideos, un 55% con antifibrinolíticos, un 59% con gestágenos, un 54% con estroprogestágenos y un 56% con anticonceptivos hormonales combinados. Conclusión. La hemorragia uterina en exceso es una patología frecuente en la consulta de Ginecología de la Adolescencia. Su manejo y las medidas terapéuticas son de fácil aplicación(AU)


Introduction. The main objective of this study was to review the casuistics of adolescent women who consulted the Unidad de Ginecología de la Adolescencia del Institut Universitari Dexeus in Barcelona, Spain, for heavy uterine bleeding, as well as their treatments and outcomes. Material and methods. We performed a retrospective study of 178 adolescents treated between January 2005 and December 2009. Results. The severity of uterine bleeding was classified according to hemoglobin levels as mild (53.4%), moderate (11.2%) and severe (2.2%). Symptoms improved in 43% of the patients treated with iron therapy, 48% of those treated with non-steroidal anti-inflammatory drugs, 55% of patients who received antifibrinolytic agents, 59% of those treated with progestogens, 54% of patients who received estro-progestogens and 56% of those who received combined hormonal contraceptives. Conclusion. Heavy uterine bleeding is a common gynecological condition in adolescence, whose management and therapeutic measures are easy to apply(AU)


Asunto(s)
Humanos , Femenino , Adolescente , Hemorragia Uterina/complicaciones , Hemorragia Uterina/diagnóstico , Hemorragia Uterina/terapia , Pubertad Precoz/complicaciones , Pubertad Precoz/diagnóstico , Hierro/uso terapéutico , Estudios Retrospectivos , Estadísticas no Paramétricas , Antifibrinolíticos/uso terapéutico , Progestinas/uso terapéutico , Anticonceptivos Orales Combinados/uso terapéutico
4.
J Womens Health (Larchmt) ; 21(5): 490-5, 2012 May.
Artículo en Inglés | MEDLINE | ID: mdl-22029626

RESUMEN

BACKGROUND: Data from clinical trials regarding continuation of use and contraceptive efficacy do not always apply to the general public. Therefore, a study among typical users was conducted to assess the continuation rate at the end of 12 cycles of combined hormonal contraceptive methods, reasons for discontinuation, and the Pearl index. METHODS: Prospective, observational, and multicenter study of 3443 women aged 18 to 49 years starting one of the three combined hormonal contraception methods available in Spain (the vaginal ring, the contraceptive pill, and the transdermal skin patch). RESULTS: The study population (intention-to-treat analysis) included 3443 women, of whom 45.4% were included in the vaginal ring group, 42.6% the pill group, and 12.1% the skin patch group. The continuation rate at 12 cycles was 45.9% for the pill, 42.3% for the vaginal ring, and 26.0% for the skin patch. The Pearl index was 0.61 (95% confidence interval [CI] 0-1.2) for the pill, 0.61 (95% CI 0-1.1) for the vaginal ring, and 2.34 (95% CI 0.3-9) for the skin patch (p<0.001). CONCLUSION: At 12 cycles, the vaginal ring and the pill showed similar continuation rates and effectiveness, which were significantly higher than the skin patch.


Asunto(s)
Conducta Anticonceptiva/psicología , Dispositivos Anticonceptivos Femeninos , Anticonceptivos Orales Combinados/administración & dosificación , Conocimientos, Actitudes y Práctica en Salud , Administración Cutánea , Adolescente , Adulto , Conducta Anticonceptiva/estadística & datos numéricos , Anticonceptivos Sintéticos Orales/administración & dosificación , Femenino , Humanos , Persona de Mediana Edad , Cooperación del Paciente/psicología , Cooperación del Paciente/estadística & datos numéricos , Embarazo , Estudios Prospectivos , Investigación Cualitativa , España , Encuestas y Cuestionarios , Parche Transdérmico/estadística & datos numéricos
5.
Gynecol Endocrinol ; 24(4): 188-93, 2008 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-18382904

RESUMEN

AIM: To compare the clinical pregnancy rate in recipients of oocytes from donors treated with leuprorelin + human menopausal gonadotropins (hMG) with that obtained when the donors were treated with ganirelix + recombinant follicle-stimulating hormone (rFSH). The secondary aim was to compare the donors' response to the two treatments. METHOD: A prospective, randomized, comparative study was conducted between January 2005 and November 2006 in a private hospital. Donors were randomized to receive a long protocol of leuprorelin + hMG (group DI) or ganirelix + rFSH (group DII). Their respective recipients were randomized to group RI or group RII, respectively. RESULTS: The characteristics of the donors were similar in both groups. More cycles were cancelled in group DI than in group DII (28.1% vs. 2.5%; p < 0.05). Compared with donors in group DII, the donors in group DI required a significantly higher dose of gonadotropins (2794 +/- 957 U vs. 1777 +/- 1043 U; p < 0.05) and more days of stimulation (11.7 +/- 2.3 vs. 9.5 +/- 1.5; p < 0.05); they also yielded fewer oocytes (15.0 +/- 6.1 vs. 17.9 +/- 8.6; p < 0.05). There were no differences in the characteristics of the recipients, in the fertilization rate or in the number of embryos transferred. The quality of transferred embryos was better in group RI (8.0 +/- 1.2 vs. 7.5 +/- 1.6; p < 0.05), and this group also achieved a better pregnancy rate per embryo transfer than did group RII (62.3% vs. 48.4%; p < 0.05). CONCLUSIONS: Treating oocyte donors with leuprorelin + hMG produces among recipients a greater probability of clinical pregnancy per embryo transfer than when donors are treated with ganirelix + rFSH; however, more cycles are cancelled and the former treatment is more unpleasant for donors.


Asunto(s)
Hormona Folículo Estimulante/administración & dosificación , Hormona Liberadora de Gonadotropina/análogos & derivados , Leuprolida/administración & dosificación , Menotropinas/administración & dosificación , Índice de Embarazo , Donantes de Tejidos , Trasplante , Adulto , Algoritmos , Transferencia de Embrión , Femenino , Hormona Liberadora de Gonadotropina/administración & dosificación , Antagonistas de Hormonas/administración & dosificación , Humanos , Oocitos/efectos de los fármacos , Embarazo , Proteínas Recombinantes/administración & dosificación
6.
Eur J Public Health ; 15(5): 484-8, 2005 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-16162596

RESUMEN

BACKGROUND: A growing body of literature indicates that adolescents with chronic conditions are as likely, or more likely, to take risky behaviours than their healthy peers. The objective of this research was to assess whether adolescents with chronic illness in Catalonia differ from their healthy peers in risk-taking behaviour. METHODS: Data were drawn from the Catalonia Adolescent Health database, a survey including a random school-based sample of 6952 young people, aged 14-19 years. The index group (IG) included 665 adolescents (450 females) reporting several chronic conditions. The comparison group (CG) comprised 6287 healthy adolescents (3306 females). Personal, family and school-related variables were analysed to ensure comparability between groups. Sexual behaviour, drug use (tobacco, alcohol, cannabis, cocaine and synthetic drugs) and perception of drug use among peers and in school were compared. Analysis was carried out separately by gender. chi-square, Fisher's and Student's tests were used to compare categorical and continuous variables. RESULTS: The prevalence of chronic conditions was 9.6%, with females showing a higher prevalence than males. The IG showed similar or higher rates of sexual intercourse and risky sexual behaviour. For most studied drugs, IG males reported slightly lower rates of use than CG males, while IG females showed higher rates for every drug studied. No differences were found in the perceptions of drug use among peers or in their school. CONCLUSIONS: Similar to previous research, chronically ill adolescents in our sample are as likely, or more likely, to take risky behaviours than their healthy counterparts and should receive the same anticipatory guidance.


Asunto(s)
Enfermedad Crónica/psicología , Asunción de Riesgos , Trastornos Relacionados con Sustancias/epidemiología , Adolescente , Conducta del Adolescente , Adulto , Estudios Transversales , Femenino , Humanos , Masculino , Conducta Sexual/estadística & datos numéricos , España/epidemiología , Encuestas y Cuestionarios
7.
Eur J Pediatr ; 164(6): 371-6, 2005 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-15909183

RESUMEN

UNLABELLED: To create an instrument to be used in an outpatient clinic to detect adolescents prone to risk-taking behaviours. Based on previous research, five identified variables (relationship with parents and teachers, liking going to school, average grades, and level of religiosity) were used to create a screening tool to detect at least one of ten risky behaviours (tobacco, alcohol, cannabis and other illegal drugs use; sexual intercourse and sexual risky behaviour; driving while intoxicated, riding with an intoxicated driver, not always using a seat belt, and not always using a helmet). The instrument was tested using the Barcelona Adolescent Health Survey 1993. A Receiver Operating Characteristics curve was used to find the best cut-off point between high and low risk score. Odds ratios and 95% confidence intervals were calculated to detect at least one risky behaviour and for each individual behaviour. In order to assess its predictive value, the analysis was repeated using the Barcelona Adolescent Health Survey 1999. In both cases, analyses were conducted for the whole sample and for younger and older adolescents. Adolescents with a high-risk score were more likely to take at least one risky behaviour both when the whole sample was analysed and by age groups. With very few exceptions, the Behaviour Evaluation for Risk-Taking Adolescents showed significant odds ratios for each individual variable. CONCLUSION: The Behaviour Evaluation for Risk-Taking Adolescents has shown its potential as an easy to use instrument to screen for risk-taking behaviours. Future research must aim towards assessing this instrument's predictive value in the clinical setting and it's application to other populations.


Asunto(s)
Conducta del Adolescente , Tamizaje Masivo/métodos , Asunción de Riesgos , Problemas Sociales/prevención & control , Encuestas y Cuestionarios , Accidentes de Tránsito/prevención & control , Adolescente , Adulto , Estudios Transversales , Femenino , Humanos , Masculino , Valor Predictivo de las Pruebas , Curva ROC , Conducta Sexual , España , Trastornos Relacionados con Sustancias/prevención & control
8.
Int J Adolesc Med Health ; 17(1): 67-78, 2005.
Artículo en Inglés | MEDLINE | ID: mdl-15900813

RESUMEN

The aim was to assess whether physical activity decreases during adolescence, whether this decrease depends on the gender, whether physical activity is related to personal, family, and school factors, and whether it is associated to healthy behaviors in a sample of adolescents. Data were drawn from a survey carried out in 2001 among in-school Catalan adolescents aged 14-19 years. Subjects were divided in two groups: physical activity (N=4,185, 43.5% females) and no-physical activity (N=2,743; 68.9% females). Personal, family, school and lifestyles' variables were compared. Chi-square and Odds Ratio were used to compare qualitative variables and Student's t to compare quantitative variables. For the multivariate analysis, all statistically significant variables in the univariate analysis in each of the four groups of variables (plus age) were introduced in a non-conditioned multiple regression. Analysis was performed separately by gender. Physical activity was significantly more frequent among males and decreased with age. Globally, physically active youth perceived themselves as healthier and happier with their body image, they showed a better relationship with their parents, were better connected to school, and exhibited healthier lifestyles. As physical activity has important benefits on health, health professionals dealing with adolescents should encourage adolescents to keep practicing. This message must be specially directed to females.


Asunto(s)
Conducta del Adolescente/fisiología , Ejercicio Físico/fisiología , Conductas Relacionadas con la Salud , Estilo de Vida , Adolescente , Conducta del Adolescente/psicología , Adulto , Factores de Edad , Ejercicio Físico/psicología , Relaciones Familiares , Femenino , Indicadores de Salud , Humanos , Relaciones Interpersonales , Masculino , Análisis de Regresión , Distribución por Sexo , España
9.
Fertil Steril ; 83(1): 116-21, 2005 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-15652896

RESUMEN

OBJECTIVE: To determine prospectively the effectiveness in clinical practice of a prediction model for high-order multiple pregnancies (HOMP) (triplets or more). DESIGN: Prospective study. SETTING: University teaching hospital. PATIENT(S): Eight hundred forty-nine consecutive infertile patients undergoing a total of 1,542 treatment cycles. INTERVENTION(S): Gonadotropin ovarian stimulation or induction of ovulation without IVF MAIN OUTCOME MEASURE(S): Observed and predicted overall pregnancy rates and the incidence of HOMP. RESULT(S): The use of the prediction model (implying cancellation of all cycles at high risk for HOMP) would result in an 8% (95% confidence interval, 6.8%-9.2%) reduction of overall pregnancy rate but also in a 285% (95% CI, 279%-291%) reduction of HOMP. CONCLUSION(S): By using our prediction model, it was possible to maintain a low risk of HOMP with a good pregnancy rate in patients receiving gonadotropin ovarian stimulation or induction of ovulation without IVF.


Asunto(s)
Gonadotropina Coriónica/uso terapéutico , Implantación del Embrión , Inducción de la Ovulación , Embarazo Múltiple , Adulto , Estradiol/sangre , Femenino , Humanos , Modelos Logísticos , Embarazo , Estudios Prospectivos
10.
Acta Paediatr ; 94(12): 1807-14, 2005 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-16421043

RESUMEN

AIM: To assess whether repeating a grade was associated with drug use among adolescents after controlling for personal, family and school-related variables, and whether there were differences between students in mandatory and post-mandatory school. METHODS: Data were drawn from the Catalonia Adolescent Health Survey, a cross-sectional study of in-school adolescents aged 14-19 y. The index group included 366 subjects who were repeating a grade at the time the survey was carried out (old-for-grade, OFG). A control group matched by gender, school and being one grade ahead was randomly chosen among all the subjects who had never repeated a grade. All statistically significant variables in the bivariate analysis were included in a multivariate analysis. In a second step, all analyses were repeated for students in mandatory (14-16 y) and post-mandatory (17-19 y) school. RESULTS: After controlling for background variables, subjects in the index group were more likely to perceive that most of their peers were using synthetic drugs and to have ever used them, to have bad grades and a worse relationship with their teachers. OFG students in mandatory school were more likely to have divorced parents, bad grades and have ever used synthetic drugs, whereas they were less likely to be regular drinkers. OFG students in post-mandatory school were more likely to have below average grades, to be regular smokers and to perceive that most of their peers used synthetic drugs. CONCLUSIONS: When background variables are taken into consideration, the relationship between repeating a grade and drug use is not so clear. By increasing the familial and academic support of adolescents with academic underachievement, we could reduce their drug consumption.


Asunto(s)
Escolaridad , Trastornos Relacionados con Sustancias/epidemiología , Adolescente , Consumo de Bebidas Alcohólicas/epidemiología , Estudios Transversales , Femenino , Humanos , Masculino , Análisis Multivariante , Factores Socioeconómicos , España/epidemiología
11.
J Pediatr Adolesc Gynecol ; 17(4): 267-71, 2004 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-15288028

RESUMEN

STUDY OBJECTIVE: To assess whether having a good relationship with their mother was a protective factor against risky sexual behavior for female adolescents and whether it was independent of family structure. DESIGN: Cross-sectional survey of in-school adolescents aged 14-19 years. SETTING: Catalonia, in northeast Spain. PARTICIPANTS: A total of 3677 females divided according on whether they had a good (n=3335) or a bad (n=342) relationship with their mother. MAIN OUTCOME MEASURES: Rates of sexual activity and sexual behavior. RESULTS: Adolescents in the good relationship group were significantly younger, more likely to live in an intact family, to have a good relationship with their father and siblings, and to talk about sexuality and their partner with their mother. They were also less likely to have ever had sexual intercourse. Among those sexually experienced, they were significantly older at first intercourse and less likely to have multiple partners or a history of STI. After adjusting for potential confounders, females in the good relationship group were less likely to be sexually active and to have had multiple partners, independently of family structure. CONCLUSIONS: Having a good relationship with their mother is a protective factor against sexual intercourse and having multiple sexual partners independently of family structure. Communication between generations and having a good relationship with their father and siblings also play an important role.


Asunto(s)
Relaciones Madre-Hijo , Asunción de Riesgos , Conducta Sexual , Adolescente , Adulto , Estudios Transversales , Femenino , Humanos , Factores de Riesgo , España
12.
Reprod Biomed Online ; 8(2): 183-90, 2004 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-14989795

RESUMEN

The effect of subtle rises of progesterone in the late follicular phase of cycles of ovarian stimulation with gonadotrophin-releasing hormone (GnRH) agonists on pregnancy outcome is controversial. This study used receiver-operating characteristic (ROC) analysis to gain further insight into the predictive value of serum progesterone concentrations on the day of human chorionic gonadotrophin (HCG) injection in normally responding patients receiving the long protocol of GnRH agonist (group L; n = 218) and in low responders receiving the short ('flare-up') protocol (group S; n = 159). ROC analysis showed that serum progesterone concentration on the HCG day was not indicative of conception and non-conception cycles in the whole population studied, in group L or in group S. To further assess the potential impact of 'high' concentrations of circulating progesterone on the day of HCG administration on pregnancy rates and outcome, the threshold value (<0.9 ng/ml) to discriminate between women with 'high' (group H; n = 197) and 'normal' (group N; n = 180) progesterone was applied. No significant differences were found with respect to pregnancy and miscarriage rates between these two groups. Serum progesterone concentrations on the day of HCG administration therefore cannot predict pregnancy in assisted reproduction cycles using GnRH agonists and gonadotrophins.


Asunto(s)
Gonadotropina Coriónica/farmacología , Hormona Liberadora de Gonadotropina/agonistas , Resultado del Embarazo , Progesterona/sangre , Técnicas Reproductivas Asistidas , Adulto , Femenino , Hormona Liberadora de Gonadotropina/farmacología , Humanos , Ovario/efectos de los fármacos , Embarazo
15.
Pediatr. catalan ; 62(2): 64-67, abr. 2002. tab
Artículo en Ca | IBECS | ID: ibc-14928

RESUMEN

Fundamentos. Diferentes trabajos indican una asociación entre la religiosidad y las conductas de riesgo. Objetivos. Evaluar si existía una relación entre el nivel de religiosidad y las conductas de riesgos actividad sexual, consumo de drogas, y conductas relacionadas con los vehículos de motor. Métodos. Se utilizaron los datos de la Encuesta de Salud a los Adolescentes de la Ciudad de Barcelona 1993, que incluye a 3.139 jóvenes de 14 a 19 años de edad. Se compararon dos grupos según el nivel de religiosidad (muy religiosos o religiosos / poco o nada religiosos) respecto a las conductas de riesgo relacionadas con el consumo de drogas, la actividad sexual y los vehículos de motor. Se usaron la pruebas de Ji-cuadrado, test exacto de Fisher y Odds Ratio, para comparar variables cualitativas, y la t de Student, para variables cuantitativas. El análisis se realizó separadamente para hombres y mujeres. Resultados. Las mujeres con menor nivel de religiosidad presentaban mayor consumo de drogas, una tasa más elevada de actividad sexual coital, más probabilidades de haber subido a un vehículo con el conductor intoxicado y menos probabilidades de utilizar siempre casco al ir en moto. Los hombres con menor nivel de religiosidad presentaban mayor consumo de drogas y menor probabilidad de utilizar siempre el casco. No se encontraron diferencias significativas para las demás variables estudiadas. Conclusiones. La religiosidad en los adolescentes se asocia inversamente con el consumo de drogas y, en las mujeres, con la actividad sexual coital. (AU)


Asunto(s)
Adolescente , Adulto , Femenino , Masculino , Humanos , Conducta del Adolescente/psicología , Religión , Asunción de Riesgos , Conducta Sexual/psicología , Trastornos Relacionados con Sustancias/epidemiología , Encuestas Epidemiológicas , Factores de Riesgo , Principios Morales
16.
Hum Reprod ; 17(2): 341-6, 2002 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-11821275

RESUMEN

BACKGROUND: Traditionally, embryo transfer after IVF has been performed blindly and placing the embryos approximately 1 cm below the fundal endometrial surface. However, it has been suggested that transferring embryos rather lower in the uterine cavity or high in the uterus may improve implantation rates. Nevertheless, there has not yet been a controlled trial to prove this theory. This prospective randomized study investigates the influence of the depth of embryo replacement on the implantation rate after embryo transfer carried out under transabdominal ultrasound guidance. METHODS: A total of 180 consecutive patients undergoing ultrasound-guided embryo transfer were randomized to three study groups according to the distance between the tip of the catheter and the uterine fundus at the moment of the embryo deposition in the lumen of the endometrial cavity: group 1: 10 +/- 1.5 mm; group 2: 15 +/- 1.5 mm; group 3: 20 +/- 1.5 mm. RESULTS: There was equal distribution between all three study groups regarding the main demographic and baseline characteristics of the patients, ovarian response, oocyte retrieval and IVF outcome, as well as the characteristics of embryo transfer and luteal phase support. The position of the catheter tip in relation to the fundal endometrial surface in groups 1 (10.2 +/- 0.9 mm), 2 (14.6 +/- 0.7 mm) and 3 (19.3 +/- 0.8 mm) was significantly different. Implantation rate was significantly higher (P < 0.05) in groups 2 (31.3%) and 3 (33.3%) compared with group 1 (20.6%). CONCLUSIONS: The depth of the embryo replacement into the uterine cavity may influence implantation rates, and thus it should be considered as an additional procedure among factors recently proposed as associated with successful embryo transfer after IVF.


Asunto(s)
Implantación del Embrión , Transferencia de Embrión , Fertilización In Vitro , Útero/diagnóstico por imagen , Adulto , Femenino , Humanos , Estudios Prospectivos , Ultrasonografía
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