Table III.
Baseline to 6 month effect sizes for HIV risk and service linkage outcomes (continuous outcomes)
| |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
BL | 3 Mo FU | 6 Mo. FU | BL-6 Mo | p | Effect Size1 | CI for E.S. Difference | |||||
Mean (sd) | Mean (sd) | Mean (sd) | Mean Difference | Lower | Upper | ||||||
Days of crack use | |||||||||||
Professional Only (n=207): | 50.51 | 36.03 | 18.62 | 30.95 | 15.22 | 29.38 | 35.29 | <.01 | 1.05 | 0.85 | 1.26 |
Professional/Peer (n=253): | 44.79 | 37.77 | 18.26 | 31.19 | 13.87 | 28.11 | 30.92 | <.01 | 0.92 | 0.73 | 1.10 |
Days of alcohol use | |||||||||||
Professional Only (n=207): | 47.25 | 34.57 | 18.77 | 28.65 | 17.44 | 27.88 | 29.81 | <.01 | 0.94 | 0.73 | 1.14 |
Professional/Peer (n=253): | 44.53 | 35.39 | 20.54 | 30.29 | 16.96 | 27.48 | 27.57 | <.01 | 0.87 | 0.68 | 1.05 |
Number of sex partners | |||||||||||
Professional Only (n=207): | 18.41 | 34.72 | 5.61 | 22.87 | 3.60 | 19.27 | 14.81 | <.01 | 1.17 | 0.96 | 1.38 |
Professional/Peer (n=253): | 21.68 | 47.83 | 3.58 | 10.31 | 3.53 | 11.34 | 18.15 | <.01 | 1.18 | 1.00 | 1.38 |
Unprotected vag. sex times | |||||||||||
Professional Only (n=207): | 18.49 | 51.41 | 9.81 | 25.09 | 10.54 | 25.75 | 7.95 | .03 | 0.15 | −0.03 | 0.36 |
Professional/Peer (n=251): | 17.35 | 38.77 | 12.58 | 33.52 | 12.80 | 30.53 | 4.55 | .01 | 0.18 | 0.01 | 0.36 |
Days in self-help | |||||||||||
Professional Only (n=207): | 1.29 | 5.98 | 9.35 | 21.78 | 9.17 | 20.28 | −7.88 | <.01 | −0.48 | −0.67 | −0.28 |
Professional/Peer (n=253): | 2.40 | 9.77 | 9.37 | 21.53 | 11.17 | 24.39 | −8.77 | <.01 | −0.39 | −0.55 | −0.20 |
Baseline to 6 month effect sizes for HIV risk and service linkage outcomes (dichotomous outcomes)
| |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
BL | 3 Mo FU | 6 Mo. FU | BL-6 Mo Difference | p | Effect Size | CI for E.S. Difference | |||||
n | % | n | % | n | % | Lower | Upper | ||||
HIV testing2 | |||||||||||
Professional Only (n=154): | 59 | 38.3 | 89 | 57.8 | 79 | 51.3 | 13.0% | .02 | −0.33 | −0.62 | −0.04 |
Professional/Peer (n=195): | 61 | 31.3 | 111 | 56.9 | 99 | 50.8 | 19.5% | <.01 | −0.54 | −0.83 | −0.27 |
Regular source of medical care | |||||||||||
Professional Only (n=207): | 117 | 56.5 | 135 | 65.2 | 152 | 73.4 | 16.9% | <.01 | −0.75 | −1.16 | −0.39 |
Professional/Peer: (n=253): | 152 | 60.1 | 186 | 73.5 | 195 | 77.1 | 17.0% | <.01 | −0.78 | −1.14 | −0.45 |
HIV Care3 | |||||||||||
Professional Only (n=43): | 32 | 74.4 | 36 | 83.7 | 37 | 86.0 | 11.6% | .18 | −0.69 | −1.96 | 0.22 |
Professional/Peer (n=43): | 34 | 79.1 | 37 | 86.0 | 37 | 86.0 | 6.9% | .51 | −0.38 | −1.39 | 0.47 |
Effect Size (Cohen’s d) and related 95% confidence intervals are for log-transformed measures
HIV testing includes only baseline seronegative participants;
HIV care includes only baseline seropositive participants.