| |
Baseline |
4 Months |
8 months |
p-valueb |
| |
|
|
|
|
|
|
| Urine Testing Profile |
N |
% |
N |
% |
N |
% |
| Marijuana |
|
|
|
|
|
|
|
| Group A (n=124) |
75 |
60.48 |
60 |
48.39 |
62 |
50.00 |
.048 |
| Group B (n=141) |
60 |
46.15 |
52 |
40.00 |
51 |
39.23 |
.358 |
| Cocaine |
|
|
|
|
|
|
|
| Group A (n=124) |
40 |
32.26 |
7 |
5.65 |
14 |
11.29 |
.001 |
| Group B (n=130) |
44 |
33.85 |
10 |
7.69 |
9 |
6.92 |
.001 |
| Methamphetamine |
|
|
|
|
|
|
|
| Group A (n=124) |
90 |
72.58 |
21 |
16.94 |
29 |
23.39 |
.001 |
| Group B (n=130) |
92 |
70.77 |
36 |
27.69 |
37 |
28.46 |
.001 |
| Amphetamine |
|
|
|
|
|
|
|
| Group A (n=124) |
61 |
49.19 |
20 |
16.13 |
25 |
20.16 |
.001 |
| Group B (n=130) |
63 |
48.46 |
28 |
21.54 |
32 |
24.62 |
.001 |
| Opiates |
|
|
|
|
|
|
|
| Group A (n=124) |
6 |
4.84 |
7 |
5.65 |
9 |
7.26 |
.660 |
| Group B (n=141) |
10 |
7.69 |
12 |
9.23 |
6 |
4.62 |
.018 |
| Sexual Activity Profile |
|
|
|
|
|
|
|
| Multiple Partners |
|
|
|
|
|
|
|
| Group A (n=148) |
55 |
37.16 |
30 |
20.27 |
22 |
14.86 |
.001 |
| Group B (n=163) |
57 |
34.97 |
28 |
17.18 |
30 |
18.40 |
.001 |
| HIV/AIDS Knowledge Profilec |
Mean |
|
Mean |
|
Mean |
|
|
| Total Knowledge (mean) |
|
|
|
|
|
|
|
| Group A (n =152 ) |
7.32 |
|
16.97 |
|
16.70 |
|
.001 |
| Group B (n =162) |
7.30 |
|
17.25 |
|
16.98 |
|
.001 |
| Cognitive Knowledge |
|
|
|
|
|
|
|
| Group A (n=150) |
5.27 |
|
7.69 |
|
7.50 |
|
.001 |
| Group B (n=162) |
5.25 |
|
7.78 |
|
7.73 |
|
.001 |
| Transmission Knowledge |
|
|
|
|
|
|
|
| Group A (n=152) |
1.85 |
|
9.28 |
|
9.20 |
|
.001 |
| Group B (n=162) |
1.86 |
|
9.46 |
|
9.25 |
|
.001 |
| HBV Knowledge Profile (mean) |
|
|
|
|
|
|
|
| Group A (n=152) |
5.58 |
|
10.40 |
|
10.19 |
|
<.001 |
| Group B (n=161) |
5.57 |
|
10.23 |
|
9.30 |
|
<.001 |
| Cognitive Knowledge Profile (mean) |
|
|
|
|
|
|
|
| Group A (n=140) |
3.85 |
|
4.79 |
|
4.51 |
|
.004 |
| Group B (n=137) |
4.11 |
|
4.59 |
|
4.47 |
|
.472 |
| Transmission (mean) |
|
|
|
|
|
|
|
| Group A (n=137) |
1.74 |
|
6.09 |
|
5.77 |
|
<.001 |
| Group B (n=145) |
1.74 |
|
5.74 |
|
5.14 |
|
<.001 |
| |
|
|
|
|
|
|
|
aFor participants with non-missing outcome values at each time period.
bFor change over time based on log-linear modeling chi-square test and on multi-level linear regression (for knowledge).
cA person who answered at least 19 items correctly (the upper quartile score) was considered to have a high score of HIV/AIDS knowledge. |
| Table 2: Percent Drug Metabolite Positive Urine Samples by Condition Over Time a. |
