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1.
Neurooncol Pract ; 11(3): 336-346, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38737615

RESUMO

Background: Biomarker-based therapies are increasingly used in cancer patients outside clinical trials. Systematic assessment of patient-reported outcomes (PRO) is warranted to take patients' perspectives during biomarker-based therapies into consideration. We assessed the feasibility of an electronic PRO assessment via a smartphone application. Methods: An interdisciplinary expert panel developed a smartphone application based on symptom burden and health-related quality of life (HRQoL) metrics reported in a retrospective analysis of 292 neuro-oncological patients. The app included validated assessments of health-related quality of life (HRQoL), the burden of symptoms, and psychological stress. Feasibility and usability were tested in a pilot study. Semi-structured interviews with patients and health care professionals (HCP) were conducted, transcribed, and analyzed according to Mayring´s qualitative content analysis. Furthermore, we assessed compliance and descriptive data of ePROs. Results: A total of 14 patients have been enrolled, (9 female, 5 male). A total of 4 HCPs, 9 patients, and 1 caregiver were interviewed regarding usability/feasibility. The main advantages were the possibility to complete questionnaires at home and comfortable implementation in daily life. Compliance was high, for example, 82% of the weekly distributed NCCN distress thermometer questionnaires were answered on time, however, with interindividual variability. We observed a median distress score of 5 (range 0-10, 197 results, n = 12, weekly assessed) and a median Global health score of 58.3 according to the EORTC QLQ-C30 instrument (range 16.7-100, 77 results, n = 12, monthly assessed). Conclusions: This pilot study proved the feasibility and acceptance of the app. We will therefore expand its application during biomarker-guided therapies to enable systematic PRO assessments.

2.
Arch Gynecol Obstet ; 310(1): 537-550, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38806945

RESUMO

PURPOSE: This study investigated the concordance of five different publicly available Large Language Models (LLM) with the recommendations of a multidisciplinary tumor board regarding treatment recommendations for complex breast cancer patient profiles. METHODS: Five LLM, including three versions of ChatGPT (version 4 and 3.5, with data access until September 3021 and January 2022), Llama2, and Bard were prompted to produce treatment recommendations for 20 complex breast cancer patient profiles. LLM recommendations were compared to the recommendations of a multidisciplinary tumor board (gold standard), including surgical, endocrine and systemic treatment, radiotherapy, and genetic testing therapy options. RESULTS: GPT4 demonstrated the highest concordance (70.6%) for invasive breast cancer patient profiles, followed by GPT3.5 September 2021 (58.8%), GPT3.5 January 2022 (41.2%), Llama2 (35.3%) and Bard (23.5%). Including precancerous lesions of ductal carcinoma in situ, the identical ranking was reached with lower overall concordance for each LLM (GPT4 60.0%, GPT3.5 September 2021 50.0%, GPT3.5 January 2022 35.0%, Llama2 30.0%, Bard 20.0%). GPT4 achieved full concordance (100%) for radiotherapy. Lowest alignment was reached in recommending genetic testing, demonstrating a varying concordance (55.0% for GPT3.5 January 2022, Llama2 and Bard up to 85.0% for GPT4). CONCLUSION: This early feasibility study is the first to compare different LLM in breast cancer care with regard to changes in accuracy over time, i.e., with access to more data or through technological upgrades. Methodological advancement, i.e., the optimization of prompting techniques, and technological development, i.e., enabling data input control and secure data processing, are necessary in the preparation of large-scale and multicenter studies to provide evidence on their safe and reliable clinical application. At present, safe and evidenced use of LLM in clinical breast cancer care is not yet feasible.


Assuntos
Neoplasias da Mama , Humanos , Feminino , Neoplasias da Mama/terapia , Neoplasias da Mama/genética , Tomada de Decisão Clínica , Técnicas de Apoio para a Decisão
3.
Arch Gynecol Obstet ; 310(2): 719-728, 2024 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-38789851

RESUMO

PURPOSE: To elucidate the association between arterial and venous Doppler ultrasound parameters and the risk of secondary cesarean delivery for intrapartum fetal compromise (IFC) and neonatal acidosis in small-for-gestational-age (SGA) fetuses. METHODS: This single-center, prospective, blinded, cohort study included singleton pregnancies with an estimated fetal weight (EFW) < 10th centile above 36 gestational weeks. Upon study inclusion, all women underwent Doppler ultrasound, including umbilical artery (UA) pulsatility index (PI), middle cerebral artery (MCA) PI, fetal aortic isthmus (AoI) PI, umbilical vein blood flow (UVBF), and modified myocardial performance index (mod-MPI). Primary outcome was defined as secondary cesarean section due to IFC. RESULTS: In total, 87 SGA pregnancies were included, 16% of which required a cesarean section for IFC. Those fetuses revealed lower UVBF corrected for abdominal circumference (AC) (5.2 (4.5-6.3) vs 7.2 (5.5-8.3), p = 0.001). There was no difference when comparing AoI PI, UA PI, ACM PI, or mod-MPI. No association was found for neonatal acidosis. After multivariate logistic regression, UVBF/AC remained independently associated with cesarean section due to IFC (aOR 0.61 [0.37; 0.91], p = 0.03) and yielded an area under the curve (AUC) of 0.78 (95% CI, 0.67-0.89). A cut-off value set at the 50th centile of UVBF/AC reached a sensitivity of 86% and specificity of 58% for the occurrence of cesarean section due to IFC (OR 8.1; 95% CI, 1.7-37.8, p = 0.003). CONCLUSION: Low levels of umbilical vein blood flow (UVBF/AC) were associated with an increased risk among SGA fetuses to be delivered by cesarean section for IFC.


Assuntos
Cesárea , Recém-Nascido Pequeno para a Idade Gestacional , Artéria Cerebral Média , Ultrassonografia Doppler , Ultrassonografia Pré-Natal , Artérias Umbilicais , Humanos , Feminino , Gravidez , Estudos Prospectivos , Adulto , Artérias Umbilicais/diagnóstico por imagem , Artéria Cerebral Média/diagnóstico por imagem , Artéria Cerebral Média/embriologia , Recém-Nascido , Acidose , Veias Umbilicais/diagnóstico por imagem , Fluxo Pulsátil , Sofrimento Fetal/diagnóstico por imagem , Retardo do Crescimento Fetal/diagnóstico por imagem , Peso Fetal
4.
JMIR Cancer ; 7(4): e25776, 2021 Oct 12.
Artigo em Inglês | MEDLINE | ID: mdl-34636732

RESUMO

BACKGROUND: Health-related quality of life (HRQoL) is used to evaluate the treatment of metastatic breast cancer. In a long-term therapy setting, HRQoL can be used as an important benchmark for treatment success. With the help of digital apps, HRQoL monitoring can be extended to more remote areas and be administered on a more frequent basis. OBJECTIVE: This study aims to evaluate 3 common HRQoL questionnaires in metastasized breast cancer in terms of TTD in a digital, web-based setting. We further aim to examine the development of the HRQoL in different systemic treatment groups in each of these evaluation instruments. METHODS: A total of 192 patients with metastatic breast cancer were analyzed in this bicentric prospective online cohort study at two German university hospitals. Patients completed questionnaires on HRQoL (EuroQol Visual Analog Scale [EQ-VAS], EuroQol 5 Dimension 5 Level [EQ-5D-5L], European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 item [EORTC QLQ-C30]) via an online platform over a 6-month period. Treatment schedules and medical history were retrieved from medical records. Unadjusted Cox regression analysis on treatment-related factors was performed. We conducted subgroup analyses in regard to TTD events between different treatments. RESULTS: The EQ-VAS showed a higher rate of deterioration after 8 weeks (84/179, 46.9%) than the EQ-5D-5L (47/163, 28.8%) and EORTC QLQ-C30 (65/176, 36.9%). Unadjusted Cox regression revealed significant connections between known metastases in the liver (P=.03, HR 1.64, 95% CI 1.06-2.52) and pleura (P=.04, HR 0.42, 95% CI 0.18-0.96) in the EQ-VAS. Significant relations between EQ-VAS events and single EQ-5D-5L items and the EQ-5D-5L summary score were demonstrated. All treatment groups significantly differed from the CDK4/6 inhibition subgroup in the EQ-VAS. CONCLUSIONS: Compared to the EQ-5D-5L and QLQ-C30, the EQ-VAS showed a higher rate of deterioration after 8 weeks. Significant connections to certain metastatic locations were only detected in the EQ-VAS. The EQ-VAS is capable of reflecting the distinctive HRQoL profiles of different systemic treatments as well as the different aspects of HRQoL presented in the EQ-5D-5L. TTD with the EQ-VAS is an adequate mean of examining longitudinal development of HRQoL among breast cancer patients.

5.
Trials ; 21(1): 933, 2020 Nov 17.
Artigo em Inglês | MEDLINE | ID: mdl-33203471

RESUMO

BACKGROUND: Mental disorders are common during the peripartum period and may have far-reaching consequences for both mother and child. Unfortunately, most antenatal care systems do not provide any structured screening for maternal mental health. As a consequence, mental illnesses are often overlooked and not treated adequately. If correctly diagnosed, cognitive behavioral therapy is currently the treatment of choice for mental illnesses. In addition, mindfulness-based interventions (MBIs) seem to represent a promising treatment option for anxiety and depression during the peripartum period. Considering the internet's increasing omnipresence, MBIs can also be offered electronically via a (tablet) computer or smartphone (electronically based MBI = eMBI). OBJECTIVE: The current study aims to examine the clinical effectiveness and cost-effectiveness of an eMBI (the mindmom application) developed by an interdisciplinary team of gynecologists, psychologists, and midwives, teaching pregnant women how to deal with stress, pregnancy-related anxiety, and depressive symptoms. The study sample consists of pregnant women in their third trimester who screened positive for emotional distress. The mindmom study is a bicentric prospective randomized controlled trial (RCT), which is currently conducted at the University women's hospitals of Heidelberg and Tübingen, Germany. METHODS: Within the scope of the routine prenatal care, pregnant women attending routine pregnancy care in Baden-Wuerttemberg, Germany, are invited to participate in a screening for mental distress based on the Edinburgh Postnatal Depression Scale (EPDS). Women with an EPDS screening result > 9 will be referred to one of the mindmom coordinating study centers and are offered counseling either face-to-face or via videotelephony. After an initial psychological counseling, women are invited to participate in an eMBI in their last pregnancy trimester. The study will enroll N = 280 study participants (N = 140 per group), who are randomized 1:1 into the intervention (IG) or control group (treatment as usual = TAU). All participants are requested to complete a total of 7 digital assessments (5 visits pre- and 2 follow-up visits postpartum), involving self-report questionnaires, sociodemographic and medical data, physiological measures, and morning cortisol profiles. The primary outcome will be depressive and anxiety symptoms, measured by the Edinburgh Postnatal Depression Scale, the State Trait Anxiety Questionnaire, and the Pregnancy-Related Anxiety Questionnaire. Secondary outcomes include mindfulness, satisfaction with birth, quality of life, fetal attachment, bonding, mode of delivery, and cost-effectiveness. DISCUSSION: This is the first German RCT to examine the (cost-)effectiveness of an eMBI on maternal mental health during pregnancy. If successful, the mindmom app represents a low-threshold and cost-effective help for psychologically distressed women during pregnancy, thereby reducing the negative impact on perinatal health outcome. TRIAL REGISTRATION: Deutsches Register Klinischer Studien, German Clinical Trials Register DRKS00017210 . Registered on 13 January 2020. Retrospectively registered.


Assuntos
Atenção Plena , Complicações na Gravidez , Criança , Análise Custo-Benefício , Depressão/diagnóstico , Depressão/terapia , Eletrônica , Feminino , Alemanha , Humanos , Saúde Mental , Gravidez , Complicações na Gravidez/diagnóstico , Complicações na Gravidez/terapia , Ensaios Clínicos Controlados Aleatórios como Assunto , Resultado do Tratamento
6.
BMC Cancer ; 20(1): 1091, 2020 Nov 11.
Artigo em Inglês | MEDLINE | ID: mdl-33176725

RESUMO

BACKGROUND: Eligibility criteria are a critical part of clinical trials, as they define the patient population under investigation. Besides certain patient characteristics, clinical trials often include biomarker testing for eligibility. However, patient-identification mostly relies on the trial site itself and is often a time-consuming procedure, which could result in missing out on potentially eligible patients. Pre-selection of those patients using a registry could facilitate the process of eligibility testing and increase the number of identified patients. One aim with the PRAEGNANT registry (NCT02338167) is to identify patients for therapies based on clinical and molecular data. Here, we report eligibility testing for the SHERBOC trial using the German PRAEGNANT registry. METHODS: Heregulin (HRG) has been reported to identify patients with better responses to therapy with the anti-HER3 monoclonal antibody seribantumab (MM-121). The SHERBOC trial investigated adding seribantumab (MM-121) to standard therapy in patients with advanced HER2-negative, hormone receptor-positive (HR-positive) breast cancer and HRG overexpression. The PRAEGNANT registry was used for identification and tumor testing, helping to link potential HRG positive patients to the trial. Patients enrolled in PRAEGNANT have invasive and metastatic or locally advanced, inoperable breast cancer. Patients eligible for SHERBOC were identified by using the registry. Study aims were to describe the HRG positivity rate, screening procedures, and patient characteristics associated with inclusion and exclusion criteria. RESULTS: Among 2769 unselected advanced breast cancer patients, 650 were HER2-negative, HR-positive and currently receiving first- or second-line treatment, thus potentially eligible for SHERBOC at the end of current treatment; 125 patients also met further clinical eligibility criteria (e.g. menopausal status, ECOG). In the first/second treatment lines, patients selected for SHERBOC based on further eligibility criteria had a more favorable prognosis than those not selected. HRG status was tested in 38 patients, 14 of whom (36.8%) proved to be HRG-positive. CONCLUSION: Using a real-world breast cancer registry allowed identification of potentially eligible patients for SHERBOC focusing on patients with HER3 overexpressing, HR-positive, HER2-negative metastatic breast cancer. This approach may provide insights into differences between patients eligible or non-eligible for clinical trials. TRIAL REGISTRATION: Clinicaltrials, NCT02338167 , Registered 14 January 2015 - retrospectively registered.


Assuntos
Anticorpos Monoclonais/imunologia , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapêutico , Neoplasias/patologia , Neuregulina-1/metabolismo , Seleção de Pacientes , Complicações Neoplásicas na Gravidez/patologia , Sistema de Registros/estatística & dados numéricos , Adulto , Biomarcadores Tumorais/imunologia , Biomarcadores Tumorais/metabolismo , Estudos de Casos e Controles , Ensaios Clínicos como Assunto , Feminino , Seguimentos , Alemanha , Humanos , Pessoa de Meia-Idade , Neoplasias/tratamento farmacológico , Neoplasias/imunologia , Neoplasias/metabolismo , Neuregulina-1/imunologia , Gravidez , Complicações Neoplásicas na Gravidez/tratamento farmacológico , Complicações Neoplásicas na Gravidez/imunologia , Complicações Neoplásicas na Gravidez/metabolismo , Prognóstico , Estudos Prospectivos , Taxa de Sobrevida
7.
Arch Gynecol Obstet ; 302(1): 53-64, 2020 07.
Artigo em Inglês | MEDLINE | ID: mdl-32372342

RESUMO

PURPOSE: Physical activity can reduce pregnancy-related complications and contributes substantially to improving maternal mental health. A reduction in activity encompassing exercise and daily household tasks throughout the course of pregnancy increases the risk of depression and anxiety. The following research examines the longitudinal interaction between exercise, general physical activity, and mental health outcomes in pregnant women. METHODS: This prospective longitudinal study was conducted at the maternity departments of two major university hospitals in Germany. Self-reported data of 597 women were digitally assessed every 4 weeks from the second trimester until birth as well as 3 and 6 months postnatally. Depressive and anxiety symptoms were assessed using the EPDS, PRAQ, and STAI and physical activity levels were measured using the PPAQ questionnaire. Cross-sectional and longitudinal analyses using Pearson's correlation coefficient and multiple regression models were conducted. RESULTS: We found a significant reduction in general physical activity in the period from the 20th to 32nd gestational week. Women who reported a greater decline during pregnancy showed significantly higher depression and anxiety scores. In stratified analyses, only baseline mental health scores proved to be variables with stronger impact on postnatal depression and anxiety outcomes. CONCLUSION: General physical activity and maternal mental health significantly influence each other during and after pregnancy. Both physical activity and the prevention of perinatal mental disorders should be systematically encouraged during perinatal care to prevent adverse maternal and fetal birth outcomes.


Assuntos
Ansiedade/epidemiologia , Depressão/epidemiologia , Exercício Físico/psicologia , Saúde Mental/estatística & dados numéricos , Gestantes/psicologia , Adulto , Ansiedade/diagnóstico , Ansiedade/psicologia , Estudos Transversais , Depressão/diagnóstico , Depressão/psicologia , Depressão Pós-Parto/diagnóstico , Feminino , Alemanha/epidemiologia , Humanos , Estudos Longitudinais , Gravidez , Complicações na Gravidez/psicologia , Cuidado Pré-Natal , Estudos Prospectivos , Autorrelato , Autoavaliação (Psicologia)
8.
Breast Cancer Res Treat ; 179(2): 425-433, 2020 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-31654190

RESUMO

PURPOSE: To explore the ability of intraoperative specimen radiography (SR) to correctly identify positive margins in patients receiving breast conserving surgery (BCS). To assess whether the reoperation rate can be reduced by using this method. METHODS: This retrospective study included 470 consecutive cases receiving BCS due to a primarily diagnosed breast cancer. SR was carried out in two planes, assessing the specimen regarding the presence of the lesion and its relation to all margins. If indicated, re-excision of selective orientations was advised. Under consideration of gross inspection and the SR-findings, it was up to the surgeon whether to perform re-resections. The recommendations for re-excision were, separately for each orientation, compared to the histopathological results, serving as gold standard. RESULTS: Intraoperative SR was performed in 470 cases, thus 2820 margins were assessed. Of those, 2510 (89.0%) were negative and 310 (11.0%) positive. SR identified 2179 (77.3%) margins correctly as negative, whereas 331 (11.7%) clear margins were misjudged as positive. Of 310 infiltrated margins, SR identified 114 (4.0%) correctly, whereas 196 (7.0%) infiltrated margins were missed. This resulted in a sensitivity/specificity of 36.8%/86.8% and PPV/NPV of 25.6%/91.8%. Through targeted re-resections positive margins could be reduced by 31.0% [310 to 214 (7.6%)]. On case level, the rate of secondary procedures could be reduced by 37.0% [from 162 to 102 (21.7%)]. CONCLUSIONS: SR is a helpful tool to identify infiltrated margins and to reduce the rate of secondary surgeries by recommending targeted re-excisions of according orientations in order to obtain a final negative margin status.


Assuntos
Neoplasias da Mama/diagnóstico , Neoplasias da Mama/cirurgia , Cuidados Intraoperatórios , Mastectomia Segmentar , Radiografia , Idoso , Biópsia , Feminino , Humanos , Cuidados Intraoperatórios/métodos , Margens de Excisão , Mastectomia Segmentar/métodos , Pessoa de Meia-Idade , Estadiamento de Neoplasias , Radiografia/métodos , Cirurgia Assistida por Computador , Terapêutica , Resultado do Tratamento
9.
Geburtshilfe Frauenheilkd ; 79(5): 470-482, 2019 May.
Artigo em Inglês | MEDLINE | ID: mdl-31148847

RESUMO

The treatment of breast cancer patients in a curative situation is special in many ways. The local therapy with surgery and radiation therapy is a central aspect of the treatment. The complete elimination of tumour cells at the site of the primary disease must be ensured while simultaneously striving to keep the long-term effects as minor as possible. There is still focus on the continued reduction of the invasiveness of local therapy. With regard to systemic therapy, chemotherapies with taxanes, anthracyclines and, in some cases, platinum-based chemotherapies have become established in the past couple of decades. The context for use is being continually further defined. Likewise, there are questions in the case of antihormonal therapy which also still need to be further defined following the introduction of aromatase inhibitors, such as the length of therapy or ovarian suppression in premenopausal patients. Finally, personalisation of the treatment of early breast cancer patients is also being increasingly used. Prognostic tests could potentially support therapeutic decisions. It must also be considered how the possible use of new therapies, such as checkpoint inhibitors and CDK4/6 inhibitors could look in practice once study results in this regard are available. This overview addresses the backgrounds on the current votes taken by the international St. Gallen panel of experts in Vienna in 2019 for current questions in the treatment of breast cancer patients in a curative situation.

10.
J Med Internet Res ; 21(1): e10004, 2019 01 22.
Artigo em Inglês | MEDLINE | ID: mdl-30668517

RESUMO

BACKGROUND: The most frequent malignant disease in women is breast cancer. In the metastatic setting, quality of life is the primary therapeutic goal, and systematic treatment has only a limited effect on survival rates; therefore, the concept of the health-related quality of life (HRQoL) and measurement of patient-reported outcomes (PROs) are gaining more and more importance in the therapy setting of diseases such as breast cancer. One of the frequently used questionnaires for measuring the HRQoL in patients with breast cancer is the Functional Assessment of Cancer Therapy-Breast (FACT-B). Currently, paper-based surveys still predominate, as only a few reliable and validated electronic-based questionnaires are available. ePRO tools for the FACT-B questionnaire with proven reliability are missing so far. OBJECTIVE: The aim of this study was to analyze the reliability of tablet-based measurement of FACT-B in the German language in adjuvant (curative) and metastatic breast cancer patients. METHODS: Paper- and tablet-based questionnaires were completed by a total of 106 female adjuvant and metastatic breast cancer patients. All patients were required to complete the electronically based (ePRO) and paper-based version of the FACT-B. A frequency analysis was performed to determine descriptive sociodemographic characteristics. Both dimensions of reliability (parallel forms reliability using Wilcoxon test and test of internal consistency using Spearman ρ) and agreement rates for single items, Kendall tau for each subscale, and total score were analyzed. RESULTS: High correlations were shown for both dimensions of reliability (parallel forms reliability and internal consistency) in the patients' response behavior between paper-based and electronically based questionnaires. Regarding the reliability test of parallel forms, no significant differences were found in 35 of 37 single items, while significant correlations in the test for consistency were found in all 37 single items, in all 5 sum individual item subscale scores, as well as in total FACT-B score. CONCLUSIONS: The ePRO version of the FACT-B questionnaire is reliable for patients with breast cancer in both adjuvant and metastatic settings, showing highly significant correlations with the paper-based version in almost all questions all subscales and the total score.


Assuntos
Neoplasias da Mama/terapia , Medidas de Resultados Relatados pelo Paciente , Psicometria/métodos , Qualidade de Vida/psicologia , Feminino , Humanos , Reprodutibilidade dos Testes , Inquéritos e Questionários
11.
Arch Gynecol Obstet ; 299(2): 371-384, 2019 02.
Artigo em Inglês | MEDLINE | ID: mdl-30467635

RESUMO

PURPOSE: It was the aim to evaluate the personal preference of mode of delivery and to analyze differences between medical professionals and non-medical professionals. Interest in participating in a risk stratification system was evaluated. We hypothesized that gaining information about risk stratification provided in the survey could potentially change participants' decision regarding the preferred mode of delivery; therefore, subjects were asked twice (before and after providing information). METHODS: Five cohorts [four professionals (MP) including participants of the German Urogynecology Congress 2017, employees of two major university hospitals in Germany, and members of the German Society of Gynecology and Obstetrics, and one non-professional group (NP) including pregnant women] were invited online to participate in this survey. RESULTS: Vaginal delivery was the preferred mode of delivery in both groups (MP 90.4% vs. NP 88.8%; p = 0.429). MP are more likely to opt for CS due to concerns regarding pelvic floor disorders (MP 56.6% vs. NP 9.1%; p < 0.001). Likewise, parity and prior experienced CS (pCS) had a significant impact on the decision towards vaginal delivery (parity MP OR 7.5 95% CI 4.6-12.3, NP OR 9.3 95% CI 1.9-44.2; (pCS) MP OR 0.12 95% CI 0.07-0.19, NP OR 0.05 95% CI 0.01-0.25). There is great interest in participating in risk stratification systems in the majority of participants (68.9%). CONCLUSIONS: MP and NP prefer vaginal birth for themselves or their partners. Within the group that opted for CS, MP were significantly more often concerned about pelvic floor disorders. Future prevention aspects might include education about pelvic floor disorders.


Assuntos
Cesárea/estatística & dados numéricos , Educação a Distância/métodos , Pessoal de Saúde/normas , Mães/psicologia , Adulto , Estudos de Coortes , Tomada de Decisões , Parto Obstétrico , Feminino , Humanos , Internet , Gravidez , Gestão de Riscos , Inquéritos e Questionários
12.
Oncotarget ; 8(31): 51416-51428, 2017 Aug 01.
Artigo em Inglês | MEDLINE | ID: mdl-28881657

RESUMO

Biomarker changes between primary (PT) and metastatic tumor (MT) site may be significant in individualizing treatment strategies and can result from actual clonal evolution, biomarker conversion, or technical limitations of diagnostic tests. This study explored biomarker conversion during breast cancer (BC) progression in 67 patients with different tumor subtypes and metastatic sites via mRNA quantification and subsequently analyzed the concordance between real-time qPCR and immunohistochemistry (IHC). Immunostaining for estrogen receptor (ER), progesterone receptor (PR), HER2, and Ki-67 was performed on formalin-fixed, paraffin-embedded PT and MT tissue sections. RT-qPCR was performed using a multiplex RT-qPCR kit for ESR1, PGR, ERBB2, and MKI67 and the reference genes B2M and CALM2. Subsequent measurement of tumor biomarker mRNA expression to detect conversion revealed significant decreases in ESR1 and PGR mRNA and MKI67 upregulation (all p < 0.001) in MT compared to PT of all tumor subtypes and ERBB2 upregulation in MT from triple-negative PT patients (p = 0.023). Furthermore, ERBB2 mRNA was upregulated in MT brain biopsies, particularly those from triple-negative PTs (p = 0.023). High concordance between RT-qPCR and IHC was observed for ER/ESR1 (81%(κ 0.51) in PT and 84%(κ 0.34) in MT, PR/PGR (70%(κ 0.10) in PT and 78% (κ -0.32) in MT), and for HER2/ERBB2 (100% in PT and 89% in MT). Discordance between mRNA biomarker assessments of PT and MT resulting from receptor conversion calls for dynamic monitoring of BC tumor biomarkers. Overall, RT-qPCR assessment of BC target genes and their mRNA expression is highly concordant with IHC protein analysis in both primary and metastatic tumor.

13.
JMIR Mhealth Uhealth ; 5(5): e73, 2017 May 26.
Artigo em Inglês | MEDLINE | ID: mdl-28550005

RESUMO

BACKGROUND: With growing demand for medical information and health applications in pregnancy, the potential of electronic health (eHealth) and mobile health (mHealth) solutions in clinical care is increasingly unfolding. However, we still do not know how pregnant women engage with mobile apps, how such apps impact routine medical care, and whether benefit expectations are met. Whereas recent research has raised the subject of user distribution and analyzed the content of pregnancy applications, there is still a significant knowledge gap regarding what pregnant women like and dislike about pregnancy tools, along with how such interventions could be improved. OBJECTIVE: The aim of the study was to examine the perceptions and expectations of mobile and Web-based patient-engagement pregnancy applications. We assessed usability requirements, general acceptance of eHealth, and the impact of eHealth and mHealth pregnancy applications on the doctor-patient interaction and daily clinical routine. METHODS: A qualitative study was conducted at the maternity department of a major German university hospital. The sample included 30 women with low- to medium-risk pregnancies. Half of the patients were seen during outpatient care and half were hospitalized for several days. The extent and frequency of Web- and mobile phone app usage were assessed. Semistructured interviews were conducted and analyzed using systematic thematic analysis. RESULTS: Patients had a high demand for Web-based pregnancy applications. Study findings suggested a strong request for personalization, monitoring, and accessibility for frequent use as main themes derived from the interviews. Fostering patient empowerment in the doctor-patient relationship was also highly valued for a pregnancy app. Participants favored further integration of medical apps in their daily routine and pregnancy care. However, concerns were raised about content quality, trustworthiness of Web sources, and individual data security. CONCLUSIONS: eHealth and mHealth applications are a highly frequented source of information. Expectations and usability requirements for those applications are also high, thus posing a challenge to interdisciplinary service providers. Patients' attitude toward integrating apps in routine care settings was positive with a favorable influence on patient empowerment. Health care professionals should guide pregnant women toward a successful integration of these educational tools in pregnancy care.

14.
J Telemed Telecare ; 15(5): 243-50, 2009.
Artigo em Inglês | MEDLINE | ID: mdl-19590030

RESUMO

Patients are interested in secure electronic communication with their health-care providers, but physicians have been slow to adopt the technique into their practice. We have therefore reviewed the literature on secure patient messaging. Relevant studies were identified by Medline search which produced 1065 publications. Of these, 71 relevant articles were read independently by two reviewers. Currently available messaging systems allow for asynchronous communication, physician reimbursement and automated supporting functions such as triaging of patient messages and integration of messaging into medical records. The review showed that patients are satisfied with the use of secure physician messaging systems and find such services to be convenient, time-saving and useful. Physicians do not report adverse effects from their use. Legal concerns with electronic messaging include compliance with privacy standards. The economic benefits of secure messaging systems are most immediately apparent for larger health-care groups and hospitals, although smaller practices will also benefit in the long run. Secure patient-physician messaging is a convenient and useful addition to the health-care infrastructure. It can be expected that the identification of secure providers, integration with reimbursement systems and initial uptake by larger health-care organizations will speed up the adoption into routine health care.


Assuntos
Atitude do Pessoal de Saúde , Satisfação do Paciente , Relações Médico-Paciente , Médicos/psicologia , Envio de Mensagens de Texto , Atitude Frente a Saúde , Confidencialidade/legislação & jurisprudência , Eficiência Organizacional , Humanos , Médicos/estatística & dados numéricos , Envio de Mensagens de Texto/economia , Envio de Mensagens de Texto/legislação & jurisprudência
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