201 results match your criteria: "Chicago Center for HIV Elimination[Affiliation]"

Associations of ethnic/racial discrimination with internalizing symptoms and externalizing behaviors among juvenile justice-involved youth of color.

J Adolesc

August 2019

Center for Dissemination and Implementation Science, Department of Medicine, University of Illinois at Chicago, 818 S. Wolcott Ave., SRH - 3rd floor, Room 332 (M/C 579), Chicago, IL, 60612, USA. Electronic address:

Introduction: Youth of color (e.g., Black/African American and Latinx/Hispanic) are overrepresented in the juvenile justice system and experience greater health disparities compared to non-Hispanic White youth.

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Social network body size is associated with body size norms of South Asian adults.

Obes Med

September 2018

Feinberg School of Medicine, Division of General Internal Medicine, Northwestern University, 750 N Lake Shore Drive, Chicago, IL, 60611, United States.

Aims: To examine the association between social network body size and body size norms in South Asian adults.

Methods: Participants (n = 766) from the Mediators of Atherosclerosis in South Asians Living in America (MASALA) study (2014-2018) provided detailed information about their five closest network members. Participants' perceptions of their network members' body sizes, their own body size (self-body size), and a healthy body size for men and women (body size norms) were assessed using the Stunkard 9-figure scale.

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The interaction between the cumulative effect of psychosocial and structural factors (i.e. syndemic effect) and social networks among young Black transgender women and men who have sex with men (YBTM) remains understudied.

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Durable viral suppression (DVS) is needed to reduce HIV transmission risk and prevent new HIV infections. We examined changes in viral suppression and correlates of DVS among 97 criminal justice-involved (CJI) Black men living with HIV in Louisiana enrolled in a linkage, re-engagement, and retention in care intervention. Most participants (75%) were Black men who have sex with men.

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Prescription opioid use (POU) among young adults is increasing. This represents a major public health concern due to the increased risks of opioid use misuse and opioid-related overdose. Limited research has examined the POU among young black men who have sex with men (YBMSM), a diverse group experiencing continued increases in HIV incidence over the past decade.

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Objective: HIV infection risk can be estimated based on not only individual features but also social network information. However, there have been insufficient studies using n machine learning methods that can maximize the utility of such information. Leveraging a state-of-the-art network topology modeling method, graph convolutional networks (GCN), our main objective was to include network information for the task of detecting previously unknown HIV infections.

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Article Synopsis
  • Nonmedical prescription drug use (NMPDU) is a growing public health concern in Taiwan, but limited research exists on its prevalence in Asian populations.
  • A study involving over 17,000 participants examined the prevalence and factors related to NMPDU, finding that past-year nonmedical use was 3.02% for analgesics and 0.71% for sedatives/hypnotics with minimal overlap.
  • Key correlates of NMPDU included being a young adult, tobacco smoking, alcohol consumption, and higher scores on screening tests for alcohol and drug abuse, indicating a need for targeted prevention strategies.
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The Importance of the Outcome Evaluation in Historical Reviews.

Am J Public Health

July 2019

Jingjing Li is with the Department of Behavioral Sciences and Health Education, Rollins School of Public Health, Emory University, Atlanta, GA, and the Department of Epidemiology, School of Health Sciences, Wuhan University, Wuhan, Hubei, China. Yen-Tyng Chen is with the Chicago Center for HIV Elimination, University of Chicago, Chicago, IL. Davie Zolowere is with the Marie Stopes International, Lilongwe, Malawi. Gunjan Batra is with the Evidence Action-Deworm the World Initiative, New Delhi, India.

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In many parts of the world, stark racial disparities in human immunodeficiency virus (HIV) prevalence, incidence, prevention, and care outcomes persist among gay, bisexual, and other men who have sex with men (MSM), with Black MSM significantly impacted in the United States (U.S.).

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Continued research with sexual and gender minority (SGM) youth is essential both to understand health disparities and to develop interventions targeting those disparities, but conducting rigorous, ethical research with these populations remains a substantial challenge. In addition to considerations for research with adolescents in general, such as utilizing developmentally appropriate measures and obtaining parental permission, factors unique to SGM youth must be addressed at every step of the research process. Defining the study population is complex, as is recruiting a sample once it is defined.

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For individuals living with HIV, disclosure of HIV status to their partners can be a source of psychological and emotional stress. Minimal information about serostatus disclosure is available for young men who have sex with men (YMSM). This study examined the disclosure of HIV status to social and sexual partners among YMSM using social and sexual network data.

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Shared decision-making is a strategy to achieve health equity by strengthening patient-provider relationships and improve health outcomes. There is a paucity of research examining these factors among patients who identify as sexual or gender minorities and racial/ethnic minorities. Through intrapersonal, interpersonal and societal lenses, this project evaluates the relationship between intersectionality and shared decision-making around anal cancer screening in Black gay and bisexual men, given their disproportionate rates of anal cancer.

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As a prevention strategy, HIV pre-exposure prophylaxis (PrEP) may benefit men who participate in group sex, but little is known about PrEP among this group internationally and virtually nothing is known of the European context. This study used an online survey of gay men living in Paris, France to assess associations between group sex and awareness of, use and interest in PrEP in its once-daily, episodic, injectable, and microbicidal forms. Men reporting recent (within 3 months) condomless group sex were much more likely to report once-daily PrEP use than men with no group sex experience (41.

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Implementation science has great potential to improve the health of communities and individuals who are not achieving health equity. However, implementation science can exacerbate health disparities if its use is biased toward entities that already have the highest capacities for delivering evidence-based interventions. In this article, we examine several methodologic approaches for conducting implementation research to advance equity both in our understanding of what historically disadvantaged populations would need-what we call scientific equity-and how this knowledge can be applied to produce health equity.

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There is a growing burden of HIV and sex-related diseases in South Asia and India. Sociological research illustrates that key axes of social stratification, such as race and ethnicity, affect social network structure which, in turn, impacts sexual health and wellbeing. Research on networks has increasingly begun to examine the ways in which networks drive or harness sexual behaviors, but has largely neglected the influence of culture and cultural markers in this continuum.

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Colorism Demonstrates Dampened Effects Among Young Black Men Who Have Sex with Men in Chicago.

J Natl Med Assoc

August 2019

Department of Medicine, University of Chicago, Chicago, IL, USA; Chicago Center for HIV Elimination, University of Chicago, Chicago, IL, USA. Electronic address:

Background/purpose: Colorism is a well documented phenomenon affecting the health, income, education, and psychological wellbeing of African Americans with differing skin tones. There is little research, however, around how colorism may operate among intersectional racial sexual minorities, who additionally face both racism and homophobia, despite evidence that different forms of oppression interact with each other and may have modulating effects in this population. This study aims to clarify the effect colorism has on a variety of life and health outcomes in young black men who have sex with men (YBMSM).

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Improved implementation of pre-exposure prophylaxis (PrEP) should be a valuable tool within communities experiencing high HIV incidence, such as black men who have sex with men (MSM). Using baseline data from the Chicago arm of the Transmission Reduction Intervention Project (TRIP), we examined awareness and use of PrEP within HIV potential transmission networks. Transmission Reduction Intervention Project recruited participants ages 18-69 (N = 218) during 2014-2016 from networks originating from recently and chronically HIV-infected MSM and transgender persons.

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The objective of this study was to describe the sociodemographic characteristics and behavioral factors that are associated with syphilis seroprevalence in a cohort of young Black men who have sex with men (YBMSM) in Chicago, USA (n = 606). The weighted syphilis seroprevalence in the study population was 29.2% (95% CI 23.

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Little research has evaluated the social and sexual network-related health outcomes of young black transgender women (TGW) or compared these outcomes with those of black men who have sex with men (MSM). Social network analysis offers one potent means of understanding the dynamics driving the broad spectrum of adverse outcomes experienced by these subgroups. We examined the social and sexual health network traits of 618 black individuals assigned male at birth who have sex with men, 47 (7.

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Objective: Young black men who have sex with men (YBMSM) in the USA represent a subgroup that has the highest HIV incidence among the overall population. In the USA, pre-exposure prophylaxis (PrEP) is an effective prevention intervention to prevent HIV acquisition when taken regularly. Neighbourhood and network factors may relate to PrEP awareness, but have not been studied in YBMSM.

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Network Modeling of PrEP Uptake on Referral Networks and Health Venue Utilization Among Young Men Who Have Sex with Men.

AIDS Behav

July 2019

Departments of Medicine and Public Health Sciences and the Chicago Center for HIV Elimination, University of Chicago, 5837 South Maryland Avenue MC 5065, Chicago, IL, 60637, USA.

The objective of this study is to identify individual-level factors and health venue utilization patterns associated with uptake of pre-exposure prophylaxis (PrEP) and to evaluate whether PrEP uptake behavior is further diffused among young men who have sex with men (YMSM) through health venue referral networks. A sample of 543 HIV-seronegative YMSM aged 16-29 were recruited in 2014-2016 in Chicago, IL, and Houston, TX. Stochastic social network models were estimated to model PrEP uptake.

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HIV, Sexually Transmitted Infection, and Substance Use Continuum of Care Interventions Among Criminal Justice-Involved Black Men Who Have Sex With Men: A Systematic Review.

Am J Public Health

November 2018

Nina T. Harawa is with the Department of Medicine, David Geffen School of Medicine, University of California Los Angeles. At the time of the study, Russell Brewer was with the HIV/STI Portfolio, Louisiana Public Health Institute, New Orleans. Victoria Buckman is with The Chicago Center for HIV Elimination, University of Chicago, Chicago, IL. Santhoshini Ramani, Aditya Khanna, and John A. Schneider are with the Department of Medicine, University of Chicago. Kayo Fujimoto is with the Division of Health Promotion and Behavioral Sciences, University of Texas Health Science Center at Houston.

Background: Because Black men who have sex with men (BMSM) experience high rates of both HIV and incarceration relative to other groups, the various stages of criminal justice involvement may serve as important intervention points for addressing HIV and related conditions in this group. Although systematic reviews of HIV interventions targeting MSM in general and BMSM in particular exist, no review has explored the range and impact of HIV, sexually transmitted infection (STI), and substance use prevention and care continuum interventions focused on criminal justice-involved (CJI) populations.

Objectives: To describe the range and impact of published HIV, STI, and related substance use interventions for US-based CJI populations and to understand their relevance for BMSM.

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Sex tourism among men who have sex with men (MSM) has been associated with increased risk for human immunodeficiency virus (HIV) due to sexually scripted environments characterized by multiple sexual partners, increased availability of alcohol and drugs, and limited availability of HIV-prevention services. The current study examined the knowledge of and likelihood of using different modalities of pre-exposure prophylaxis (PrEP), an important biomedical HIV-prevention strategy, among MSM in Paris who have engaged in sex tourism. A sample of 580 MSM from a highly popular geosocial-networking smartphone application in Paris, France, participated in the survey.

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Sexual, Social, and Genetic Network Overlap: A Socio-Molecular Approach Toward Public Health Intervention of HIV.

Am J Public Health

November 2018

All of the authors are with both the Department of Public Health Sciences and the Chicago Center for HIV Elimination, University of Chicago, Chicago, IL. John A. Schneider is also affiliated with the Department of Medicine, University of Chicago.

Objectives: To determine how network-level factors influence individual risk of HIV acquisition, which is key in preventing disease transmission.

Methods: We recruited a cohort of young Black men who have sex with men (n = 618) in Chicago, Illinois, from 2013 to 2016. We identified potential molecular ties via pairwise genetic distance analysis of HIV pol sequences with links inferred between individuals whose sequences were 1.

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Low perception of HIV risk is a challenge to PrEP implementation. We analyzed associations between perceptions of PrEP candidacy, behavioral indications for PrEP, and sexual behaviors. We recruited a sample of 580 MSM from a geosocial-networking smartphone application in Paris, France.

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