Table 2.
Association between baseline sample characteristics and follow-up attrition
| Variable | Missing 6-month follow-up visit | Univariable association | Multivariable association | |||
|---|---|---|---|---|---|---|
| Yes (n = 59) | No (n = 41) | OR (95% CI) | P value | OR (95% CI) | P value | |
| Intervention | ||||||
| TAU | 32 (54.2%) | 22 (53.7%) | 1 | |||
| SUPPORT | 27 (45.8%) | 19 (46.3%) | 0.98 (0.44, 2.17) | 0.95 | ||
| Age, mean (sd) | 37.0 (9.8) | 40.6 (11.0) | 0.967 (0.929, 1.006) | 0.092 | ||
| Days from release to enrollment, median (IQR) | 18.0 (13.0 – 34.0) | 29.0 (17.0 – 46.0) | 0.955 (0.912, 1.000) | 0.051 | 0.949 (0.905, 0.996) | 0.035 |
| Gender | ||||||
| Male | 34 (57.6%) | 24 (58.5%) | 0.96 (0.43, 2.16) | 0.93 | ||
| Female | 25 (42.4%) | 17 (41.5%) | 1 | |||
| Race | ||||||
| White | 36 (61.0%) | 24 (58.5%) | 1 | |||
| Black or African American | 20 (33.9%) | 16 (39.0%) | 0.83 (0.36, 1.92) | 0.67 | ||
| Multiracial | 3 (5.1%) | 1 (2.4%) | 1.57 (0.17, 14.14) | 0.69 | ||
| Any alcohol | ||||||
| No | 47 (79.7%) | 36 (87.8%) | 1 | |||
| Yes | 12 (20.3%) | 5 (12.2%) | 1.84 (0.59, 5.69) | 0.29 | ||
| Any opiates | ||||||
| No | 52 (88.1%) | 38 (92.7%) | 1 | |||
| Yes | 7 (11.9%) | 3 (7.3%) | 1.70 (0.41, 7.02) | 0.46 | ||
| Any illegal drug | ||||||
| No | 44 (74.6%) | 34 (82.9%) | 1 | |||
| Yes | 15 (25.4%) | 7 (17.1%) | 1.66 (0.61, 4.51) | 0.32 | ||
| Living satisfaction | ||||||
| Very dissatisfied | 15 (25.4%) | 9 (22.0%) | 1 | |||
| Dissatisfied | 9 (15.3%) | 9 (22.0%) | 0.60 (0.17, 2.07) | 0.42 | ||
| Neither Satisfied or Dissatisfied | 11 (18.6%) | 7 (17.1%) | 0.94 (0.27, 3.32) | 0.93 | ||
| Satisfied | 12 (20.3%) | 12 (29.3%) | 0.60 (0.19, 1.90) | 0.38 | ||
| Very Satisfied | 12 (20.3%) | 4 (9.8%) | 1.80 (0.44, 7.31) | 0.41 | ||
| Any children | ||||||
| No | 19 (32.2%) | 11 (26.8%) | 1 | |||
| Yes | 40 (67.8%) | 30 (73.2%) | 0.77 (0.32, 1.86) | 0.56 | ||
| Number of children, median (IQR) | 2.0 (0.0 – 3.0) | 1.0 (0.0 – 4.0) | 0.95 (0.76, 1.18) | 0.63 | ||
| Education | ||||||
| Less than high school | 14 (23.7%) | 6 (14.6%) | 1 | |||
| College or above | 21 (35.6%) | 14 (34.1%) | 0.64 (0.20, 2.07) | 0.46 | ||
| High school/GED | 24 (40.7%) | 21 (51.2%) | 0.49 (0.16, 1.50) | 0.21 | ||
| Employment | ||||||
| No | 52 (88.1%) | 36 (87.8%) | 1 | |||
| Yes | 7 (11.9%) | 5 (12.2%) | 0.97 (0.29, 3.30) | 0.96 | ||
| Any income | ||||||
| No | 49 (83.1%) | 34 (82.9%) | 1 | |||
| Yes | 10 (16.9%) | 7 (17.1%) | 0.99 (0.34, 2.86) | 0.99 | ||
| Any arrested | ||||||
| No | 50 (84.7%) | 37 (90.2%) | 1 | |||
| Yes | 9 (15.3%) | 4 (9.8%) | 1.66 (0.48, 5.82) | 0.42 | ||
| Tested HIV | ||||||
| No | 5 (8.5%) | 4 (9.8%) | 1 | |||
| Yes | 54 (91.5%) | 37 (90.2%) | 1.17 (0.29, 4.64) | 0.83 | ||
| Any depression | ||||||
| No | 18 (30.5%) | 16 (40.0%) | 1 | |||
| Yes | 41 (69.5%) | 24 (60.0%) | 1.52 (0.65, 3.52) | 0.33 | ||
| Any anxiety | ||||||
| No | 16 (27.6%) | 13 (31.7%) | 1 | |||
| Yes | 42 (72.4%) | 28 (68.3%) | 1.22 (0.51, 2.92) | 0.66 | ||
| Self-determination scale-perceived choice, median (IQR) | 3.8 (3.2 – 4.2) | 3.6 (2.8 – 4.4) | 1.10 (0.74, 1.64) | 0.65 | ||
| Treatment motivation, median (IQR) | ||||||
| External reasons | 2.5 (1.0 – 4.3) | 2.3 (1.3 – 3.3) | 1.15 (0.90, 1.47) | 0.26 | ||
| Internalized reasons | 6.3 (5.3 – 6.7) | 6.3 (5.5 – 7.0) | 0.84 (0.56, 1.27) | 0.41 | ||
| Help seeking | 6.0 (4.7 – 7.0) | 6.0 (5.0 – 7.0) | 0.96 (0.71, 1.31) | 0.81 | ||
| Confidence | 6.4 (4.6 – 7.0) | 6.8 (5.8 – 7.0) | 0.68 (0.47, 0.99) | 0.044 | 0.654 (0.445, 0.961) | 0.031 |
| General self-efficacy - sum, median (IQR) | 32.0 (29.0 – 36.0) | 32.0 (29.0 – 34.0) | 1.04 (0.96, 1.12) | 0.37 | ||