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Table 3 Social demographic differences between the mean community viral load and undetectable viral loads rates pre- and post-implementation of a “Treatment as Prevention” strategy for HIV-infected men who have sex with men in Hangzhou

From: Reduction in HIV community viral loads following the implementation of a “Treatment as Prevention” strategy over 2 years at a population-level among men who have sex with men in Hangzhou, China

Variables Pre-implementation Post-implementation Kruskal-Wallisa VL≤400%a
mCVL VL median(IQR) Kruskal-Wallis VL≤400% P-value mCVL VL median(IQR) Kruskal-Wallis VL≤400% P-value
Overall 579 18,451(3110–83,502)   50.0   33 10(10–10)   84.7   <0.001 <0.001
Marital status    <0.001   <0.001    0.024   0.007   
 Single 1058 3000(10–41,002)   38.1   34 10(10–23)   81.3   <0.001 <0.001
 Married/cohabitation 78 10(10–259)   77.8   17 10(10–10)   91.7   <0.001 0.027
 Divorced/separated 150 25(10–4893)   63.7   12 10(10–10)   94.2   <0.001 <0.001
Ethnicity    0.071   0.093    0.201   0.225   
 Han 434 350(10–19,002)   50.5   27 10(10–10)   84.4   <0.001 <0.001
 Minority 6265 35,003(2105–75,499)   22.2   10 10(10–10)   100.0   0.003 0.001
Education    0.016   0.013    0.012   0.138   
 Junior high school and below 234 55(10–9900)   59.0   17 10(10–10)   88.6   <0.001 <0.001
 High school and junior college 475 620(10–29,677)   48.6   17 10(10–10)   87.7   <0.001 <0.001
 College 795 1900(10–41,350)   43.2   38 10(10–108)   81.4   <0.001 <0.001
Age, years    <0.001   <0.001    0.135   0.031   
 < 25 1049 2790(10–40,004)   34.4   41 10(10–195)   77.9   <0.001 <0.001
 25–29 947 3100(10–33,027)   40.5   25 10(10–10)   85.5   <0.001 <0.001
 30–39 360 160(10–22,849)   55.3   22 10(10–10)   86.6   <0.001 <0.001
 ≥ 40 84 10(10–10)   77.2   17 10(10–10)   93.0   <0.001 0.006
CD4 count (cells/μL)    0.943   0.215    0.034   0.349   
 0–199 492 230(10–31,501)   54.7   99 10(10–1567)   75.0   0.043 0.074
 200–349 515 140(10–28,051)   55.0   40 10(10–60)   83.3   <0.001 <0.001
 350–499 509 350(10–15,999)   43.4   25 10(10–10)   86.5   <0.001 <0.001
 ≥ 500 739 1800(10–20,749)   50.1   28 10(10–10)   85.2   <0.001 <0.001
Received ART    <0.001   <0.001    <0.001   <0.001   
 No 11,241 18,451(3110–83,502)   10.8   3476 4109(1165–19,902) 15.1   <0.001 0.326
 Yes 32 10(10–43)   87.6   12 10(10–10)   98.1   <0.001 <0.001
Registered residence    0.055   0.041    0.022   0.164   
 Local 408 206(10–19,999)   52.1   10 10(10–10)   83.5   <0.001 <0.001
 Nonlocal 902 1900(25–24,998)   39.8   14 10(10–10)   84.7   <0.001 <0.001
  1. a Pre- versus post-implementation
  2. Acronyms: mCVL mean community viral load, VL viral load, χ2 chi squared test, AOR adjusted odds ratio, CI confidence interval, ART, antiretroviral therapy
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