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Sökning: WFRF:(Lippman Sheri A.)

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1.
  • Gottert, Ann, et al. (författare)
  • Gender Norms, Gender Role Conflict/Stress and HIV Risk Behaviors Among Men in Mpumalanga, South Africa
  • 2018
  • Ingår i: Aids and Behavior. - : Springer. - 1090-7165 .- 1573-3254. ; 22:6, s. 1858-1869
  • Tidskriftsartikel (refereegranskat)abstract
    • Men's gender role conflict and stress (GRC/S), the psychological strain they experience around fulfilling expectations of themselves as men, has been largely unexplored in HIV prevention research. We examined associations between both men's gender norms and GRC/S and three HIV risk behaviors using data from a population-based survey of 579 18-35 year-old men in rural northeast South Africa. Prevalence of sexual partner concurrency and intimate partner violence (IPV) perpetration in the last 12 months were 38.0 and 13.4%, respectively; 19.9% abused alcohol. More inequitable gender norms and higher GRC/S were each significantly associated with an increased odds of concurrency (p = 0.01; p < 0.01, respectively), IPV perpetration (p = 0.03; p < 0.01), and alcohol abuse (p = 0.02; p < 0.001), controlling for demographic characteristics. Ancillary analyses demonstrated significant positive associations between: concurrency and the GRC/S sub-dimension subordination to women; IPV perpetration and restrictive emotionality; and alcohol abuse and success, power, competition. Programs to transform gender norms should be coupled with effective strategies to prevent and reduce men's GRC/S.
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2.
  • Gottert, Ann, et al. (författare)
  • Measuring Men's Gender Norms and Gender Role Conflict/Stress in a High HIV-Prevalence South African Setting
  • 2016
  • Ingår i: Aids and Behavior. - : Springer Science and Business Media LLC. - 1090-7165 .- 1573-3254. ; 20:8, s. 1785-1795
  • Tidskriftsartikel (refereegranskat)abstract
    • Gender norms and gender role conflict/stress may influence HIV risk behaviors among men; however scales measuring these constructs need further development and evaluation in African settings. We conducted exploratory and confirmatory factor analyses to evaluate the Gender Equitable Men's Scale (GEMS) and the Gender Role Conflict/Stress (GRC/S) scale among 581 men in rural northeast South Africa. The final 17-item GEMS was unidimensional, with adequate model fit and reliability (alpha = 0.79). Factor loadings were low (0.2-0.3) for items related to violence and sexual relationships. The final 24-item GRC/S scale was multidimensional with four factors: Success, power, competition; Subordination to women; Restrictive emotionality; and Sexual prowess. The scale had adequate model fit and good reliability (alpha = 0.83). While GEMS is a good measure of inequitable gender norms, new or revised scale items may need to be explored in the South African context. Adding the GRC/S scale to capture men's strain related to gender roles could provide important insights into men's risk behaviors.
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3.
  • Jayaweera, Ruvani T., et al. (författare)
  • Associations between WASH-related violence and depressive symptoms in adolescent girls and young women in South Africa (HPTN 068) : a cross-sectional analysis
  • 2022
  • Ingår i: BMJ Open. - : BMJ Publishing Group Ltd. - 2044-6055. ; 12:7
  • Tidskriftsartikel (refereegranskat)abstract
    • OBJECTIVE: There is a lack of research on experiences of WASH-related violence. This study aims to quantify the association between experience or worry of violence when using the toilet or collecting water and depressive symptoms among a cohort of young women in South Africa.METHODS: Data are from visit 3 of the HPTN 068 cohort of adolescent girls in rural Mpumalanga Province, South Africa. Participants (n=1798) included in this analysis were aged 13-21 at baseline. Lifetime experience of violence or fear of violence when using the toilet and collecting water was collected by self-report; depressive symptoms in the past week were measured using the Center for Epidemiological Studies Depression Scale (CES-D). We used G-computation to calculate the prevalence difference (PD) and prevalence ratio of depression (CES-D score >15) associated with each domain of violence, controlling for baseline covariates.FINDINGS: A total of 15.1% of respondents reported experiencing violence when using the toilet; 17.1% reported experiencing violence when collecting water and 26.7% reported depression. In adjusted models, those who reported experiencing violence when using the toilet had an 18.1% higher prevalence of depression (95% CI: 11.6% to 24.4%) than those who did not experience violence when using the toilet. Adjusted prevalence of depression was also higher among those who reported violence when collecting water (PD 11.9%, 95% CI: 6.7% to 17.2%), and who worried about violence when using the toilet (PD 12.8%, 95% CI: 7.9% to 19.8%), as compared with those who did not report these experiences. Worrying about violence when collecting water was not associated with depression after adjusting for covariates.CONCLUSION: Experience of WASH-related violence is common among young women in rural South Africa, and experience or worry of experiencing violence is associated with higher prevalence of depressive symptoms.TRIAL REGISTRATION NUMBER: NCT01233531; Post-results.
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4.
  • Leddy, Anna M., et al. (författare)
  • Community collective efficacy is associated with reduced physical intimate partner violence (IPV) incidence in the rural province of Mpumalanga, South Africa : findings from HPTN 068
  • 2019
  • Ingår i: Journal of Epidemiology and Community Health. - : BMJ Publishing Group Ltd. - 0143-005X .- 1470-2738. ; 73:2, s. 176-181
  • Tidskriftsartikel (refereegranskat)abstract
    • Background Intimate partner violence (IPV) is a human rights violation and is associated with a variety of adverse physical and mental health outcomes. Collective efficacy, defined as mutual trust among community members and willingness to intervene on the behalf of the common good, has been associated with reduced neighbourhood violence. Limited research has explored whether community collective efficacy is associated with reduced incidence of IPV. This is of particular interest among adolescent girls and young women (AGYW) in sub-Saharan Africa, where the burden of HIV is greatest and IPV is common. Methods We collected longitudinal data among 2533 AGYW (ages 13-20) enrolled in the HPTN 068 cohort in Mpumalanga province, South Africa between 2011 and 2016. We included participants from 26 villages where community surveys were collected during the HPTN 068 study. Collective efficacy was measured at the village level via two population-based cross-sectional surveys in 2012 and 2014. Multivariable Poisson generalised estimating equation regression models estimated the relative risk ratio (RR) between village collective efficacy scores and subsequent physical IPV 12 month incidence, adjusting for village-level clustering and covariates. Results Thirty-eight per cent of the cohort (n=950) reported at least one episode of recent physical IPV during follow-up. For every SD higher level of collective efficacy, there was a 6% lower level of physical IPV incidence (adjusted RR: 0.94; 95% CI 0.89 to 0.98) among AGYW after adjusting for covariates. Conclusions Community-level interventions that foster the development of collective efficacy may reduce IPV among AGYW.
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5.
  • Leddy, Anna M., et al. (författare)
  • Emotional Violence is Associated with Increased HIV Risk Behavior Among South African Adolescent Girls and Young Women in the HPTN 068 Cohort
  • 2022
  • Ingår i: Aids and Behavior. - : Springer. - 1090-7165 .- 1573-3254. ; 26:6, s. 1863-1870
  • Tidskriftsartikel (refereegranskat)abstract
    • Limited research has explored how emotional intimate partner violence (IPV) shapes HIV risk behaviors. Using cross-sectional data from the HPTN 068 post-trial visit (N = 1942), we assessed the association between emotional IPV and its sub-domains (verbal abuse and threats) with condomless sex, transactional sex, and frequent alcohol use among young women in South Africa. In adjusted multivariable logistic regression models, any emotional IPV and verbal IPV were associated with increased odds of condomless sex (aOR: 1.47; 95% CI: 1.15, 1.87; and aOR: 1.48; 95% CI: 1.15, 1.89), transactional sex (aOR: 2.32; 95% CI: 1.74, 3.08; and aOR: 2.02; 95% CI: 1.51, 2.71) and alcohol use (aOR: 1.88; 95% CI: 1.39, 2.53; and aOR: 1.87; 95% CI: 1.37, 2.55). Threats were associated with transactional sex (aOR: 3.67; 95% CI: 2.62, 5.14). Future research should examine this relationship over-time and HIV prevention programs should consider and address emotional IPV.
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6.
  • Leddy, Anna M., et al. (författare)
  • Examining Mediators of the Relationship Between Community Mobilization and HIV Incidence Among Young South African Women Participating in the HPTN 068 Study Cohort
  • 2022
  • Ingår i: Aids and Behavior. - : Springer. - 1090-7165 .- 1573-3254. ; 26:5, s. 1347-1354
  • Tidskriftsartikel (refereegranskat)abstract
    • We previously demonstrated that village community mobilization (CM) was associated with reduced HIV incidence among adolescent girls and young women (AGYW) in South Africa. Little remains known about the mechanisms linking CM to HIV incidence. Using longitudinal data from 2292 AGYW in the HPTN 068 cohort (2011–2017), we examined whether school attendance, pro-social engagement, and hope for the future mediated the relationship between CM and HIV incidence. CM was measured at the village-level via two population-based surveys (2012 and 2014). Mediators and incident HIV infection were measured through HPTN 068 surveys and HIV testing. Mediation analyses were conducted using Mplus 8.5, adjusting for village-level clustering and covariates. Hope for the future mediated the relationship between CM and HIV incidence (indirect effect-RR 0.98, bias-corrected 95% CI 0.96, 0.99). Pro-social engagement and school attendance did not demonstrate indirect effects. CM reduces AGYW’s HIV acquisition risk, in part, by engendering hope.
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7.
  • Lippman, Sheri A, et al. (författare)
  • A community mobilisation intervention to improve engagement in HIV testing, linkage to care, and retention in care in South Africa : a cluster-randomised controlled trial
  • 2022
  • Ingår i: The Lancet HIV. - : Elsevier. - 2405-4704 .- 2352-3018. ; 9:9, s. e617-e626
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: Community mobilisation, engaging communities in a process to collectively enact change, could improve HIV testing and care engagement. In South Africa, current rates fall below those needed for epidemic control. We assessed whether community mobilisation increased HIV testing, linkage to care, and retention in care over time in intervention relative to control communities.Methods: We conducted a cluster-randomised controlled trial in villages in the Agincourt sub-district of the rural Mpumalanga Province in South Africa. 15 villages were randomly assigned to either a community mobilisation intervention engaging residents to address social barriers to HIV testing and treatment (intervention arm) or to a control arm using balanced randomisation. Villages were eligible if they had been fully enumerated in 2014, had not been included in previous mobilisation activities, and included over 500 permanent adult residents aged 18–49 years. Primary outcomes included quarterly rates of HIV testing, linkage to care, and retention in care documented from health facility records among residents of the intervention and control communities over the 3-year study period. Intention-to-treat analyses employed generalised estimating equations stratified by sex. This trial is registered with ClinicalTrials.gov, NCT02197793.Findings: Between Aug 1, 2015, and July 31, 2018, residents in eight intervention communities (n=20 544 residents) and seven control communities (n=17 848) contributed data; 92 residents contributed to both arms. Among men, HIV testing increased quarterly by 12·1% (relative change [RC] 1·121, 95% CI 1·099 to 1·143, p<0·0001) in the intervention communities and 9·5% (1·095, 1·075 to 1·114, p=0·011) in the control communities; although increases in testing were greater in the intervention villages, differences did not reach significance (exponentiated interaction coefficient 1·024, 95% CI 0·997 to 1·052, p=0·078). Among women, HIV testing increased quarterly by 10·6% (RC 1·106, 95% CI 1·097 to 1·114, p<0·0001) in the intervention communities and 9·3% (1·093, 1·084 to 1·102, p=0·053) in the control communities; increases were greater in intervention communities (exponentiated interaction coefficient 1·012, 95% CI 1·001 to 1·023, p=0·043). Quarterly linkage increased significantly among women in the intervention communities (RC 1·013, 95% CI 1·002 to 1·023, p=0·018) only. Quarterly linkage fell among men in both arms, but decreased significantly among men in the control communities (0·977, 0·954 to 1·002, p=0·043). Quarterly retention fell among women in both arms; however, reductions were tempered among women in the intervention communities (exponentiated interaction coefficient 1·003, 95% CI <1·000 to 1·006, p=0·062). Retention fell significantly among men in both arms with difference in rates of decline.Interpretation: Community mobilisation was associated with modest improvements in select trial outcomes. The sum of these incremental, quarterly improvements achieved by addressing social barriers to HIV care engagement can impact epidemic control. However, achieving optimal impacts will probably require integrated efforts addressing both social barriers through community mobilisation and provision of improved service delivery. 
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8.
  • Lippman, Sheri A., et al. (författare)
  • Communities can mobilize to test : findings from a community randomized trial of a theory-based community mobilization intervention in South Africa
  • 2015
  • Ingår i: Journal of the International AIDS Society. - : John Wiley & Sons. - 1758-2652. ; 18:S4, s. 94-
  • Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
    • Background: While community mobilization (CM) is a powerful toolto increase and sustain demand for HIV testing services, few rigoroustrials of CM interventions have been conducted. We implementeda theory-driven CM intervention in order to improve HIV outcomesin 22 communities participating in a community randomized trial(CRT) in a rural area of Mpumalanga Province, South Africa. Themobilization activities were designed to improve community collaboration to address HIV and inequitable gender norms.Methods: Cross-sectional surveys were conducted with 5055residents ages 1835 in each village prior to (n=1181; 2012) andfollowing (n=1174; 2014) two years of intensive intervention activities in half of the villages. Intervention activities mapped onto sixdomains of CM: 1) shared concern around HIV, 2) community consciousness, 3) organizational structures, 4) leadership, 5) communitycohesion and 6) collective action. Validated domain measures wereincluded in the surveys and mean community CM scores werecomputed and used to predict HIV testing in the past year for eachdomain and for total CM scores. We used GEE logistic regressionanalysis to assess the effect of village level CM domain scores onindividual-level testing outcomes and included interaction terms toassess intervention effects at follow-up.Results: The overall CM score as well as three of six CM domains,including consciousness, concerns, collective action, were significantlyassociated with HIV testing following the intervention and interactedwith intervention assignment. For example, for every standard deviation increase in community consciousness, the odds of HIV testingincreased for intervention village participants (OR: 1.36, p=<0.01)but not for control village participants. Similar findings for total CMscore (OR: 1.51), shared concerns (OR: 1.62) and collective action (OR:1.45) indicate that the intervention successfully improved HIV testing.Leadership, presence of organizations and community cohesion werenot significantly associated with HIV testing at end line.Conclusions: To our knowledge this is the first CRT assessing atheory-based CM intervention including quantitative measures ofCM domains over time. While not all of the six domains were associated with HIV testing uptake, we found clear evidence that communities can be mobilized and that CM measures are associated withimproved engagement in HIV testing.
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9.
  • Lippman, Sheri A., et al. (författare)
  • Community Mobilization for HIV Testing Uptake : Results From a Community Randomized Trial of a Theory-Based Intervention in Rural South Africa
  • 2017
  • Ingår i: Journal of Acquired Immune Deficiency Syndromes. - 1525-4135 .- 1944-7884. ; 74, s. S44-S51
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: HIV testing uptake in South Africa is below optimal levels. Community mobilization (CM) may increase and sustain demand for HIV testing, however, little rigorous evidence exists regarding the effect of CM interventions on HIV testing and the mechanisms of action.Methods: We implemented a theory-driven CM intervention in 11 of 22 randomly-selected villages in rural Mpumalanga Province. Cross-sectional surveys including a community mobilization measure were conducted before (n = 1181) and after (n = 1175) a 2-year intervention (2012–2014). We assessed community-level intervention effects on reported HIV testing using multilevel logistic models. We used structural equation models to explore individual-level effects, specifically whether intervention assignment and individual intervention exposure were associated with HIV testing through community mobilization.Results: Reported testing increased equally in both control and intervention sites: the intervention effect was null in primary analyses. However, the hypothesized pathway, CM, was associated with higher HIV testing in the intervention communities. Every standard deviation increase in village CM score was associated with increased odds of reported HIV testing in intervention village participants (odds ratio: 2.6, P = <0.001) but not control village participants (odds ratio: 1.2, P = 0.53). Structural equation models demonstrate that the intervention affected HIV testing uptake through the individual intervention exposure received and higher personal mobilization scores.Conclusions: There was no evidence of community-wide gains in HIV testing due to the intervention. However, a significant intervention effect on HIV testing was noted in residents who were personally exposed to the intervention and who evidenced higher community mobilization. Research is needed to understand whether CM interventions can be diffused within communities over time.
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10.
  • Lippman, Sheri A., et al. (författare)
  • Development, validation, and performance of a scale to measure community mobilization
  • 2016
  • Ingår i: Social Science and Medicine. - : Elsevier BV. - 0277-9536 .- 1873-5347. ; 157, s. 127-137
  • Tidskriftsartikel (refereegranskat)abstract
    • Rationale: Community mobilization approaches (CMAs) are increasingly becoming key components of health programming. However, CMAs have been ill defined and poorly evaluated, largely due to the lack of measurement tools to assess mobilization processes and impact. Objective: We developed the Community Mobilization Measure (CMM), composed of a set of scales to measure mobilization domains hypothesized to operate at the community-level. The six domains include: shared concerns, critical consciousness, leadership, collective action, social cohesion, and organizations and networks. We also included the domain of social control to explore synergies with the related construct of collective efficacy. Method: A survey instrument was developed and pilot tested, then revised and administered to 1181 young people, aged 18-35, in a community-based survey in rural South Africa. Item response modeling and exploratory factor analyses were conducted to assess model fit, dimensionality, reliability, and validity. Results: Results indicate the seven-dimensional model, with linked domains but no higher order construct, fit the data best. Internal consistency reliability of the factors was strong, with rho values ranging from 0.81 to 0.93. Six of seven scales were sufficiently correlated to represent linked concepts that comprise community mobilization; social control was less related to the other components. At the village level, CMM sub-scales were correlated with other metrics of village social capital and integrity, providing initial evidence of higher-level validity, however additional evaluation of the measure at the community level is needed. Conclusion: This is the first effort to develop and validate a comprehensive measure for community mobilization. The CMM was designed as an evaluation tool for health programming and should facilitate a more nuanced understanding of mechanisms of change associated with CM, ultimately making mobilizing approaches more effective.
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