| Attended at least one intervention session | Attended none of the intervention sessions | ||||
---|---|---|---|---|---|---|
 | Baseline | End of intervention | 1 month post-intervention | Baseline | End of intervention | 1 month post-intervention |
 | N = 20 | N = 14 | N = 16 | N = 79 | N = 37 | N = 29 |
Injecting risk practicesa | ||||||
 Mean (SD) | 2.3 (2.45) | 1.7 (2.40) | 1.4 (2.40) | 2.6 (2.73) | 2.5 (2.46) | 2.6 (3.28) |
 Median (min, max) | 1 (0, 9) | 1 (0, 9) | 1 (0, 9) | 1.5 (0, 9) | 1 (0, 9) | 1 (0, 9) |
Sexual risk behavioursb | ||||||
 Mean (SD) | 4.1 (2.04) | 4.3 (1.07) | 3.9 (1.89) | 3.8 (1.92) | 3.9 (1.90) | 3.7 (1.97) |
 Median (min, max) | 5 (0, 7) | 4 (3, 6) | 4 (0, 7) | 4 (0, 7) | 4 (0, 7) | 4 (0, 7) |
Self-efficacyc | ||||||
 Mean (SD) | 23.3 (5.14) | 25.1 (3.12) | 25.9 (3.47) | 24.2 (4.64) | 23.9 (5.04) | 24.7 (4.76) |
 Median (min, max) | 24.5 (12, 31) | 26.5 (21, 31) | 25.5 (17, 32) | 24 (10, 32) | 24 (14, 32) | 25 (11, 32) |
HIV transmission knowledged | ||||||
 Mean (SD) | 10.8 (2.22) | 11.9 (1.23) | 11.4 (1.59) | 10.4 (2.43) | 11.1 (2.11) | 11.1 (2.08) |
 Median (min, max) | 11 (7, 14) | 12 (10, 14) | 12 (7, 14) | 11 (4, 14) | 11 (6, 14) | 12 (4, 14) |
HCV transmission knowledgee | ||||||
 Mean (SD) | 23.5 (3.78) | 26.1 (2.53) | 24.1 (3.55) | 24.5 (3.59) | 24.6 (2.89) | 24.4 (3.06) |
 Median (min, max) | 24 (15, 29) | 26.5 (20, 29) | 24 (15, 29) | 25 (13, 30) | 25 (14, 29) | 25 (14, 29) |
HBV transmission knowledgef | ||||||
 Mean (SD) | 10.3 (2.45) | 11.1 (2.48) | 11.1 (2.72) | 10.3 (2.83) | 10.7 (2.19) | 10.2 (2.51) |
 Median (min, max) | 11 (5, 13) | 11.5 (7, 14) | 11.5 (7, 15) | 11 (0, 14) | 11 (6, 14) | 11 (3, 14) |
Withdrawal preventiong | ||||||
 Mean (SD) | 5.4 (3.36) | 6.5 (4.26) | 5.9 (4.13) | 6.8 (4.32) | 6.4 (4.34) | 5.6 (3.45) |
 Median (min, max) | 5 (0, 12) | 6.5 (1, 17) | 6 (0, 13) | 7 (0, 19) | 6 (0, 17) | 6 (0, 15) |
Motivation to change (for self)h | ||||||
 Mean (SD) | 4.4 (0.82) | 4.5 (0.52) | 4.6 (0.51) | 4.4 (0.81) | 4.7 (0.58) | 4.7 (0.55) |
 Median (min, max) | 5 (2, 5) | 4.5 (4, 5) | 5 (4, 5) | 5 (2, 5) | 5 (3, 5) | 5 (3, 5) |
Motivation to change (for others)h | ||||||
 Mean (SD) | 4.4 (0.59) | 4.2 (0.70) | 4.4 (0.51) | 4.4 (0.88) | 4.8 (0.49) | 4.7 (0.53) |
 Median (min, max) | 4 (3, 5) | 4 (3, 5) | 4 (4, 5) | 5 (1, 5) | 5 (3, 5) | 5 (3, 5) |