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Table 4 Effectiveness of exposure to drop-in center and outreach activities on HIV testing

From: Do community-based strategies reduce HIV risk among people who inject drugs in China? A quasi-experimental study in Yunnan and Guangxi provinces

 

Tested for HIV in the past 12 months

Tested for HIV in the past 12 months

 

(Kunming)

(Gejiu, Nanning, and Luzhai)

Program exposure

Pooled sample (n = 335)

Matched sample (n = 324)

Pooled sample (n = 699)

Matched sample (n = 650)

 

Bivariate

Multivariate

Bivariate

Multivariate

Bivariate

Multivariate

Bivariate

Multivariate

 

OR (95% CI)

Adjusted OR (95% CI)

OR (95% CI)

Adjusted OR (95% CI)

OR (95% CI)

Adjusted OR (95% CI)

OR (95% CI)

Adjusted OR (95% CI)

Participated in DiC activities and outreach in the past 12 months

3.51*** (1.80 to 6.85)

3.50*** (1.79 to 6.86)

2.79** (1.42 to 5.47)

2.92** (1.47 to 5.78)

2.96*** (1.74 to 5.01)

2.74*** (1.67 to 4.86)

1.82* (1.06 to 3.14)

1.73 (1.00 to 2.99)

Participated in DiC activities only in the past 12 months

1.44 (0.82 to 2.54)

1.48 (0.84 to 2.62)

1.08 (0.61 to 1.93)

1.10 (0.62 to 1.98)

2.03*** (1.39 to 2.95)

2.17*** (1.48 to 3.19)

1.05 (0.71 to 1.56)

1.10 (0.73 to 1.62)

Participated in outreach only in the past 12 months

0.53 (0.27 to 1.06)

0.56 (0.28 to 1.12)

0.44* (0.22 to 0.88)

0.47* (0.23 to 0.95)

5.80** (1.88 to 17.86)

5.78** (1.87 to 17.89)

3.64* (1.18 to 11.28)

3.63* (1.17 to 11.28)

  1. *Significant at p < 0.05; **significant at p < 0.01; ***significant at p < 0.001. Age, gender, respondents' working hours, resident city, and ever use of MMT were matched for the CEM model. Covariates were ethnicity and education in the separated logistic regression models but not reported here.