retension and hiv testing christine khosropour
DESCRIPTION
“Retention and HIV testing of MSM enrolled in a 12-month online study” was presented at Sex::Tech 2011 by Christine Khosropour, MPH of Rollins School of Public Health Emory University.TRANSCRIPT
Christine Khosropour, MPHRollins School of Public Health
Emory University
April 1, 2011Sex::Tech Conference
San Francisco, CA
Online HIV prevention intervention study design
Experience with at-home HIV testing as part of an online study
Difference in participant retention by follow-up method
Diagnoses of HIV Infection among Adults and Adolescents, 2005-2008
37 States and 5 US Dependent Areas
Centers for Disease Control and Prevention: http://www.cdc.gov/hiv/topics/surveillance/index.htm
CDC rating of HIV prevention studies rated on scientific evidence of efficacy: 41 classified as ‘best evidence’
9 proven to be efficacious with MSM
Internet-based interventions Difficult to follow same criteria as ‘real-
word’ interventions
CDC ‘best-evidence’ HIV prevention intervention criteria:
Prospective design Biological outcomes Adequate retention (> 70%) Adequate representation of racial/ethnic
minorities
CDC ‘best-evidence’ HIV prevention intervention criteria:
Prospective design Biological outcomes Adequate retention (> 70%) Adequate representation of racial/ethnic
minorities
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Screening Questions
Consent
Black
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
White
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
Hispanic
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
INTERVENTION
INTERVENTION
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Screening Questions
Consent
Black
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
White
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
Hispanic
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
Black
White
Hispanic
73% Return(115)
85% Return(482)
79% Return(139)
897 Kits
157
564
176
82% Return(736)
3% HIV-Positive(24)
7.8% Positive(9)
2.3% Positive(11)
2.9% Positive(4)
17.5%
62.9%
19.6%
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Screening Questions
Consent
Black
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
White
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
Hispanic
Online FU
SMS FU Bi-monthly FU
Month 12 Online Survey
Baseline Online Survey
Baseline HIV TestBaseline HIV Test
Month 12 HIV Test
Month 12 HIV Test
Bi-monthly FU
89%(327/367)
92%(317/345)
Overall Retention
90%(644/712)
SMS
Online
Black
White
Hispanic
84%(89/106)
93%(436/471)
88%(119/135)
75%(45/60)
96%(44/46) 93%
(225/242)
92%(211/229)
88%(57/65)
89%(62/70)
Online
SMS
Overall Retention:90%
Month 4
90%(250/277)
92%(198/215)
94%(192/205)
SMS
Online
Overall Retention
93%(390/420)
Month 6
Overall Retention
Successes: Over 80% of participants returned an at-home
HIV test Biological outcome = estimated HIV
incidence
90% of participants retained at first follow-up High retention (>70%) = can assess
outcomes Difference in retention by race/ethnicity =
different methods for data collection
Next step: Design an Intervention!
Research participants Patrick Sullivan, DVM, PhD Nicole Luisi, MPH Cyclogram Emory Center for AIDS Research
(CFAR) P30 AI050409
NIH, National Center on Minority Health and Health Disparities Grant # 1RC1MD004370-01
