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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
131

Breast Cancer Risk Assessment: Evaluation of Screening Tools for Genetics Referral

Zaro, Maren Lothyan 01 June 2016 (has links)
Purpose: This study assessed effectiveness of five tools recommended by the US Preventive Services Task Force (USPSTF), designed to help primary care clinicians determine which unaffected patients to refer to genetics specialists for breast cancer risk assessment based on concerning family history. Design: This descriptive secondary analysis included 85 women aged 40-74. All participants had a first-degree female relative previously diagnosed with breast cancer who also had uninformative negative BRCA1/2 tests. Methods: Each pedigree was evaluated using the five tools including the Family History Screen-7 (FHS-7), Pedigree Assessment Tool (PAT), Manchester Scoring System, Referral Screening Tool (RST), and Ontario-Family History Assessment Tool (Ontario-FHAT). All five tools were applied to each study participant. Sensitivity, specificity, positive predictive value, and negative predictive value were calculated to describe each tool’s ability to identify women with elevated risk as calculated by the Claus model. Receiver operating curves (ROC) were also plotted. Differences between areas under the curve (AUCs) for all possible pairs of tools were estimated through logistic regression to assess for differences in tool performance. Results: Claus calculations identified 14 women out of 85 whose lifetime risk of breast cancer was elevated at > 15%. Only two tools, the Ontario-FHAT and FHS-7, identified all 14 women with elevated risk, a sensitivity of 100%. The FHS-7 tool flagged all 85 participants, meaning its specificity was zero. The Ontario-FHAT flagged 59 participants as needing referral (specificity 36.2%) and had a negative predictive value (NPV) of 100%, indicating that if a woman was not found to need a referral to a genetics professional, it is likely she did not have an elevated lifetime risk of developing breast cancer. AUC values were not significantly different between tools (all p values > .05), and thus were not helpful in discriminating between the tools. Conclusion: In this population, the Ontario-FHAT out-performed other tools in terms of sensitivity and negative predictive value; however, low specificity and positive predictive value must be balanced against these findings. Thus, the Ontario-FHAT can help determine which women would benefit from referral to a genetics specialist.
132

Determinants of Cervical Cancer Screening in HIV-Positive Young Women in Swaziland

Calnan, Marianne 01 January 2019 (has links)
In Swaziland, cases of cervical cancer among Human Immunodeficiency Virus (HIV)-positive adolescent girls and young women (AGYW) are increasing, but there is low uptake of cervical cancer screening. This study was conducted using the systems thinking theory to explore the relationships between the uptake of cervical cancer screening among HIV-positive AGYW in Swaziland and the availability of trained health providers, cervical screening services, and the provision of referrals for cervical screening. The study also investigated any differences in uptake of cervical screening based on age group. For this quantitative cross-sectional study, secondary HIV program data that were collected routinely between January 2016 and March 2018 were accessed. Data were described with univariate analysis while relationships were tested using bivariate analysis and logistic regression. Most facilities (97%) had staff who had been trained; facilities with greater numbers of trained staff were more likely to have a higher uptake (OR: 30.3, p = 0.000). Facilities with cervical screening services were also more likely to have a higher uptake (x2 = 16.94, p = 0.000), and facilities with all the core components for screening had the highest uptake (p = 0.002). AGYW who had a positive screen were referred equally but the referral rate was low (20.45%). There was no difference in uptake by age group. The results of the study can increase knowledge of the institutional factors that contribute to the low uptake of cervical cancer screening among HIV-positive AGYW and has implications for social change by informing interventions for improving cervical cancer screening uptake in HIV-positive AGYW in similar settings, ultimately reducing the high costs, morbidity, and mortality related to cervical cancer in this population.
133

Cultural Sensitivity and African American Women's Compliance With Breast Cancer Screening

Payne, Cynthia 01 January 2018 (has links)
Although the incidence of breast cancer is almost the same for middle-aged African American and Caucasian women, the rate of patients' following breast cancer screening and following up recommendations differs. African American women are less likely to follow recommendations and have higher mortality rates when compared to Caucasian women. One factor thought to affect compliance with breast cancer screening and follow up is culturally sensitive communication. This purpose of this quantitative correlational study was to determine if the culturally sensitive communication of a medical center influenced compliance with breast cancer screening and follow up and if compliance has an effect on the stage of breast cancer when diagnosed for African American women between the ages of 50 and 74. The research questions were aligned with the theoretical pathways of the Patient-Centered Culturally Sensitive Healthcare Model. This quantitative cross-sectional study was based on secondary data of African American women aged 50-74 from electronic systems for each Southern California location of a national health maintenance organization between the years 2012-2016. The results of the regression analysis from averages of the scores from the Member Appraisal of Physician/Provider Services questionnaire, determined associations between the cultural sensitivity scores of the African American woman's medical center and their compliance with recommendations for breast cancer screening and follow up after screening. However, no association between the stage of cancer and medical center's cultural sensitivity was found. Results can be used to develop cultural sensitivity interventions at medical centers aimed to enhance African American women's compliance with breast cancer screening and follow-up recommendations.
134

Relationships between masculinity beliefs and colorectal cancer screening in male veterans

Christy, Shannon M. January 2015 (has links)
Indiana University-Purdue University Indianapolis (IUPUI) / Men’s adherence to masculinity norms has been implicated as a risk factor for unhealthy behaviors (e.g., drinking to intoxication, having unprotected sex with multiple, simultaneous partners) and lack of engagement in healthy behaviors (e.g., blood pressure screening, cholesterol screening, wearing protective clothing while in the sun, receipt of annual medical and dental exams) (Boman & Walker, 2010; Courtenay, 2000a, 2000b, 2011; Hammond, Matthews, & Corbie-Smith, 2010; Iwamoto, Cheng, Lee, Takamatsu, & Gordon, 2011; Locke & Mahalik, 2005; Mahalik, Lagan, & Morrison, 2006; Mahalik et al., 2003; Nicholas, 2000; Pachankis, Westmaas, & Dougherty, 2011; Pleck, Sonenstein, & Ku, 1993; Wade, 2009). Masculinity has been defined as behaviors, beliefs, and personality characteristics associated more often with men than women as well as characteristics and behaviors that society prescribes and reinforces in men (Thompson, Pleck, & Ferrera, 1992). Rooted in geographical, cultural, and temporal environments, diverse masculinities have emerged throughout the United States and the world (Connell, 1995; Courtenay, 2011). Traditional masculinity beliefs and behaviors in the United States include the sturdy oak (men should be tough, self-reliant, stoic, and confident), no sissy stuff (men should avoid feminine characteristics and behaviors), the big wheel (men should strive for success and status), and give ‘em hell (men should embrace aggressiveness, daring, and violence) (Brannon, 1976). Numerous qualitative studies have suggested that some men find cancer screening examinations involving the rectum (i.e., endoscopy for colorectal cancer [CRC] screening or digital rectal examination [DRE] for prostate cancer screening) an affront to their masculinity (see Table 1 for quotations from these studies) (Bass et al., 2011; Beeker, Kraft, Southwell, & Jorgensen, 2000; Getrich et al., 2012; Goldman, Diaz, & Kim, 2009; Harvey & Alston, 2011; Holt et al., 2009; Jilcott Pitts et al., 2013; Jones, Devers, Kuzel, & Woolf, 2010; Rivera-Ramos & Buki, 2011; Thompson, Reeder, & Abel, 2011; Wackerbarth, Peters, & Haist, 2005; Winterich et al., 2009). However, to the author’s knowledge, no quantitative studies have considered the role of masculinity in CRC screening adherence. Unfortunately, current CRC screening rates fall below the 70.5% Healthy People 2020 screening objective (U.S. Department of Health and Human Services, 2012).Research is needed to better understand relationships between men’s masculinity norms and CRC screening adherence so that interventions may be developed to reduce barriers to screening, improve screening rates, and, ultimately, decrease men’s mortality from CRC. The present study will address this gap in the literature by examining the masculinity norms and CRC screening adherence of male veterans aged 51-75 years who are at average CRC risk (Levin et al., 2008). First, the prevalence of CRC, its risk factors and warning signs as well as CRC screening techniques, screening rates, and characteristics of individuals who are adherent and non-adherent to CRC screening guidelines are summarized. Next, the concept of masculinity, theoretical and empirical support for studying masculinity norms within the context of CRC screening, and potential relationships between masculinity norms and colorectal cancer screening behaviors are described. Finally, the study methods, results, and future directions and limitations of this research are described.
135

Understanding the Relationship Between Sexual Trauma and Screenings

Karakis, Emily N. 15 May 2013 (has links)
No description available.
136

The Psychosocial Antecedents that Predict Women’s Failure to Meet Pap Test Screening National Recommendations

Mahas, Rachel January 2016 (has links)
No description available.
137

Wise up to cancer'; adapting a community-based health intervention to increase UK South Asian women's uptake of cancer screening

Payne, Daisy, Haith-Cooper, Melanie, Almas, Nisa 02 October 2021 (has links)
Yes / UK South Asian women are less likely to engage with cancer screening than the general population and present later with more advanced disease. Tailored interventions are needed to address barriers to these women accessing screening services. 'Wise up to cancer' is a community-based health intervention designed to increase cancer screening uptake. It has been implemented within the general population and a study was undertaken to implement it within a South Asian female community. This paper explores one workstream of the wider 'Wise up to Cancer' study which involved working out how best to adapt the baseline questionnaire (the first part of the intervention) for South Asian women in an inner-city location in Northern England. The aim of this workstream was to evaluate what worked well when implementing the adapted 'Wise up to Cancer' with South Asian women. In 2018, we conducted qualitative semi-structured interviews and focus group with 14 key stakeholders; women who had received the intervention, health champions and community workers to explore their perspectives on how the adapted intervention worked within a South Asian female community. The interviews were audio recorded or (notes taken), data were transcribed verbatim and the dataset was thematically analysed. We found that training peers as community health champions to deliver the intervention to address language and cultural barriers increased participant engagement, was beneficial for the peers and supported participants who revealed difficult social issues they may not have otherwise discussed. Accessing women in established community groups, following planned activities such as English language classes worked but flexibility was needed to meet individual women's needs. Further research is needed to explore the impact of adapting 'Wise up to Cancer' for this community in terms of engaging with cancer screening. / Tampon Tax, The Department for Digital, Culture, Media and Sport, Gov UK (Grant number A1967)
138

FACTORS THAT INFLUENCE BREAST CANCER DIAGNOSES IN VIRGINIA WOMEN 40-64 YEARS OLD WHO UTLIZED THE EVERY WOMAN’S LIFE PROGRAM 1998-2012

Dempsey, Melanie C 01 January 2015 (has links)
This dissertation examines sociodemographic determinants and preventive health behaviors among women 40-64 years of age who participated in the Virginia Department of Health’s Every Woman’s Life breast cancer screening program. Utilizing secondary data, this research sought to explore patterns of breast cancer incidence, mammography screening utilization and sources of health information among low-income women. The Virginia Department of Health provided a large sample size (N=34,942) on which to perform binary logistic regression analyses. Sociodemographic determinants and preventive health behaviors were analyzed as potential influencing factors in the diagnosis of breast cancer, the stage at the time of diagnosis and source of health information. Additionally, frequencies across all variables were explored and compared to state and national statistics, where appropriate. In this study, cancer and preventive health disparities reported in the literature persist within this sample of low income women. The binary regression analyses demonstrated that there are marginally worse outcomes for each level of decreasing income. Those with the most “wealth” were less likely to be diagnosed with invasive breast cancer and were more likely to obtain health information from a health provider. Additionally, it was determined that those without a prior mammogram were more likely to be diagnosed with breast cancer and the cancer was more likely to be invasive. The aims of the Every Woman’s Life program align with Affordable Care Act (2010) to strengthen health care and eliminate cancer disparities. Highlighting program characteristics and presenting these analyses allows policymakers, program officials and practitioners an opportunity to tailor health promotion activities while considering all tiers of influence.
139

Mise en place de stratégies d'évaluation des pratiques et des programmes de santé à travers une informatique distribuée. / Establishing strategies for evaluating health practices and programs through distributed computing.

Lelong, Audrey 19 October 2015 (has links)
Cette thèse est l'un des volets d'un projet nommé GINSENG. Ce projet s'inscrit dans le cadre d'un développement expérimental d'une infrastructure de grille légère pour l'e-santé. Il a pour but de fédérer des bases de données médicales existantes, et de mettre à disposition ces informations auprès des structures d'analyses épidémiologiques, régionales et nationales. Il réunit les thématiques de recherches suivantes : l'information médicale et l'épidémiologie. Grâce à l'architecture distribuée de la grille informatique, le réseau obtenu deviendra interopérable avec toute structure nécessitant des données médicales. L'infrastructure déployée permet d'obtenir des données en temps réel pour des études épidémiologiques avec une réactivité du système bien plus intense que s'il s'agissait d'un système centralisé.Grâce à l'utilisation de GINSENG, cette thèse propose d'apporter des stratégies d'amélioration de la qualité et de son évaluation. Un premier travail de thèse porte sur la qualité d'un plan de sondage destiné à estimer les indicateurs de qualité de tenue du dossier patient. Il permet d'envisager d'exploiter les fonctionnalités de GINSENG sur la base de dossiers informatisés afin d'étendre la taille de l'échantillon nécessaire pour une bonne estimation. Un deuxième travail concerne l'évaluation de l'impact de la précarité (mesurée par le score EPICES) vis-à-vis de l'accès au système de soins pour les femmes enceintes et vivant en milieu rural ainsi que déterminer le lien entre la vulnérabilité socio-économique et les mauvaises issues de la grossesse. La perspective d'une mise en routine du score EPICES dans les établissements de santé est discutée. Un dernier travail traite de la comparaison du dépistage organisé versus le dépistage individuel en termes de caractéristiques démographiques, cliniques et pronostiques en rapprochant les données anatomo-cytopathologiques (SIPATH) et des données de centres de dépistage des cancers (l'ARDOC (association régionale des dépistages organisés des cancers) et l'ABIDEC (association bourbonnaise interdépartementale de dépistage des cancers)). Ces applications orientent soit vers la plus-value qu'apporterait l'informatique distribuée grâce à GINSENG, soit les bénéfices des apports de GINSENG par l'amplification des données et l'extension à d'autres bases de données dans d'autres domaines. / This thesis is part of a project named GINSENG. This project is part of an experimental development for a light grid infrastructure dedicated to e-health and epidemiology. This network aims to collect distributed medical data in order to perform original data analysis thanks to the innovative technologies of grid computing. This project includes the following research areas: medical informatics, epidemiology joined with a socio-economic modeling. This network aims to federate distributed and existing medical databases, particularly cytopathologic data, to make them available to regional and national epidemiologic structures. Thanks to the distributed architecture of the grid, the network should become interoperable with any medical center which would need those medical data.Thanks to GINSENG, this thesis brings quality improvement strategies and its evaluation. A first work concerns the quality of survey design to estimate the indicators of patient record keeping. It plans to exploit some functionalities of GINSENG to increase required sample size to obtain a better estimate. A second work concerns the impact of social deprivation (measured by EPICES score) on access to healthcare for pregnant women and living in rural area. We want to characterize the link between social deprivation and adverse perinatal outcomes. We discuss the possibility to integrate the EPICES score in health care institution. The last work deals with the comparison between organized screening and individual screening. Socio demographic, clinical and prognostic characteristics are analyzed from SIPATH (laboratory), ARDOC and ABIDEC (screening sites) databases. These applications illustrate benefits of using GINSENG.
140

Family Planning and HIV Interventions among Women in Low-income Settings

Masiano, Steven P 01 January 2018 (has links)
This dissertation examines the effectiveness of interventions related to family planning and the uptake of HIV-related preventive services among women in low-income settings. Women in low-income settings and living with HIV face many barriers to care, including limited access to services for family planning and HIV-related preventive care. At the same time, national, regional, and global efforts are looking for interventions to help control rapid population growth, create an HIV-free generation, and provide adequate preventive care for those living with HIV. This dissertation cuts across these issues and can help to inform debate and policies to address these issues. This dissertation comprises three discrete papers. Paper 1 (chapter 1) examines the effectiveness of a national scale-up of community-based distribution of family planning services on contraceptive use in Malawi’s rural areas during the period 2005-2016. The national-scale up of the intervention followed the success of a pilot of a similar intervention implemented in the period 1999-2004. As in the pilot, the scaled-up program distributed condoms and oral contraceptives and provided family planning education. Further, because education and income are important determinants of individual contraceptive use, the paper also examines whether the effectiveness of the national scale CBDs varies over these dimensions. The paper uses the Malawi Demographic and Health Surveys. The study finds that the intervention increased contraceptive use by 6.8 percentage points and the effects were greater among uneducated and low-income women. Paper 2 (chapter 2) conducts a cost-effectiveness analysis of a trial of cash incentives aimed at increasing the uptake of services for the prevention of mother-to-child transmission (PMTCT) of HIV. The trial was conducted in the Democratic of the Congo (DRC) as part of an effort to find ways of increasing uptake of PMTCT services in sub-Saharan Africa where uptake of these services remains low. The study is conducted from the societal perspective, relies on multiple sources within and outside of the DRC for cost data, and reports economic costs in 2016 International Dollars (I$). At a threshold of 3*GDP per capita for the DRC (I$2409), the study finds that the intervention is cost-effective. Paper 3 (chapter 3) examines the guideline concordance of the time to follow-up anal cancer screening in women living with HIV at high risk for anal cancer. In the US, the incidence of anal cancer in women living with HIV has increased significantly in the past 2-3 decades. However, early detection of anal cancer, through regular screening, can lead to effective secondary prevention of the disease. While guidelines for anal cancer screening exist, very little is known about the guideline concordance of the time to follow-up anal cancer screening in women at high risk of acquiring anal cancer. Hence this study. The study uses Medicaid Analytic eXtract files which compile claims of individuals enrolled in Medicaid—a public health insurance program largely for eligible low-income adults and the largest single payer for HIV/AIDS in the US. The study finds that time to follow-up screening is not guideline-concordant for most women living with HIV, particularly those with one of the two risk factors for anal cancer: a history of abnormal cervical test results or a history of genital warts.

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