POSSE Project: A Community-Level Intervention for Black YMSM
1 other identifier
interventional
1,037
1 country
2
Brief Summary
Black young men who have sex with men (BYMSM) are at high risk for contracting and transmitting HIV, and represent a priority population for developing effective interventions. Within the House Ball community (HBC), a clandestine subculture of the Black gay community, HIV is highly stigmatized. This stigma, coupled with high HIV prevalence rates and elevated levels of undiagnosed/untreated HIV infection, places BYMSM in HBCs at incredible risk for HIV infection. Community-level interventions that target social norms, behavior, and stigma in the HBC are sorely needed in order to make a broader impact among BYMSM. Building on prior work in the community, this study proposes to launch an innovative Effectiveness-Implementation Hybrid Type 2 trial to examine the effectiveness and implementation of a community-level HIV prevention intervention (called POSSE) based on popular opinion leader (POL) models across two cities with similar HBCs, Chicago and Philadelphia. The proposed study has two specific aims: 1) To determine the effectiveness of a POL intervention, POSSE, to decrease sexual risk behavior (UAI), STIs and HIV stigma among BYMSM in the HBC; and 2) To evaluate the processes, strategies, barriers and facilitators for the implementation of POSSE delivered across two distinct metropolitan areas with high HIV prevalence among BYMSM and similar House Ball Communities. To examine these aims, the investigators will first use social network strategies to identify, screen, and recruit POLs (n=75) from the Philadelphia HBC. The investigators will then gather baseline behavioral and biological (HIV/STI testing) data in both Chicago and Philadelphia (n=100 BYMSM per city) and train the Philadelphia POLs to implement the POSSE intervention. The investigators will conduct an implementation-focused process evaluation to assess fidelity to the POSSE intervention; number, content, spread, and acceptability of risk reduction messages; age appropriateness of the messages; acceptability of the overall intervention; and barriers/facilitators to implementation. Next, the investigators will complete follow-up assessments every 6 months post- intervention in both cities (n=100 BYMSM per city at each assessment point). The investigators will also assess behavior change in those delivering the intervention (POLs) at each assessment point. The investigators will conduct implementation-focused qualitative interviews with POLs (n=15) and community participants (n=30) from Philadelphia. Last, the investigators will implement POSSE in Chicago by repeating the steps outlined above, continuing assessments in both cities, and conducting qualitative interviews in Chicago.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started Jun 2016
Longer than P75 for not_applicable
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
June 1, 2016
CompletedFirst Submitted
Initial submission to the registry
March 7, 2017
CompletedFirst Posted
Study publicly available on registry
June 26, 2017
CompletedPrimary Completion
Last participant's last visit for primary outcome
March 1, 2020
CompletedStudy Completion
Last participant's last visit for all outcomes
April 1, 2020
CompletedJune 29, 2023
June 1, 2023
3.8 years
March 7, 2017
June 28, 2023
Conditions
Outcome Measures
Primary Outcomes (1)
HIV incidence
24 months
Secondary Outcomes (1)
STI incidence
24 months
Study Arms (2)
POSSE Intervention
EXPERIMENTALControl
OTHERDelayed intervention
Interventions
Eligibility Criteria
You may qualify if:
- self-identified as Black,
- between the ages of 15 - 24 (inclusive), and
- in attendance at a HBC event at the time of the assessment.
You may not qualify if:
- intoxicated or otherwise unable to consent at time of enrollment
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (2)
Unknown Facility
Chicago, Illinois, United States
Unknown Facility
Philadelphia, Pennsylvania, United States
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- NON RANDOMIZED
- Masking
- NONE
- Purpose
- PREVENTION
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER GOV
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Clinical Psychologist
Study Record Dates
First Submitted
March 7, 2017
First Posted
June 26, 2017
Study Start
June 1, 2016
Primary Completion
March 1, 2020
Study Completion
April 1, 2020
Last Updated
June 29, 2023
Record last verified: 2023-06
Data Sharing
- IPD Sharing
- Will not share