| Total Group | Missing data | In treatment until month 12 | |||
---|---|---|---|---|---|---|
N (%)c | N (%)d | OR | 95% CI OR | P value | ||
Number in Treatment | 120 | Â | 39 (33) | Â | Â | Â |
Socio-demographic characteristics | ||||||
 Female | 61 (51) |  | 25 (41) | 2.0 | (0.9–4.4) | 0.07 |
 Aged under 18.0 years | 104 (87) |  | 35 (34) | 1.5 | (0.5–5.1) | 0.49 |
 Left school under 15 years | 51 (46) | 8 | 18 (35) | 1.0 | (0.5–2.3) | 0.92 |
 Not in employment, education or training | 81 (70) | 4 | 29 (36) | 1.7 | (0.7–4.1) | 0.24 |
 Two parent family support | 59 (50) | 1 | 27 (46) | 3.8 | (1.6–8.6) | 0.001 |
 Has a child | 6 (5) |  | 0 (0) | n/a |  | 0.18a |
 Has been in care | 38 (32) | 2 | 10 (26) | 0.7 | (0.3–1.6) | 0.35 |
 Sibling Heroin Use | 45 (39) | 4 | 17 (38) | 1.4 | (0.6–3.0) | 0.45 |
 Parental heroin Use | 25 (22) | 4 | 6 (24) | 0.6 | (0.2–1.5) | 0.25 |
 Partner uses heroin | 47 (39) | 1 | 18 (38) | 1.5 | (0.7–3.3) | 0.30 |
 Homeless or hostel in past month | 34 (28) |  | 11 (32) | 0.9 | (0.4–2.2) | 0.89 |
 Previous criminal convictions | 46 (41) | 8 | 14 (30) | 0.9 | (0.4–2.0) | 0.80 |
 Ever incarcerated | 31 (27) | 6 | 8 (26) | 0.8 | (0.3–1.9) | 0.55 |
Psychiatric History | ||||||
 Ever assessed by a psychiatrist | 62 (53) | 2 | 22 (36) | 1.4 | (0.6–2.9) | 0.44 |
 Past Inpatient psychiatric admission | 10 (9) | 4 | 6 (60) | 3.2 | (0.8–12) | 0.09a |
 Past DSH | 36 (31) | 5 | 12 (33) | 1.1 | (0.5–2.5) | 0.86 |
Substance Use | ||||||
 Lifetime Drug Use | ||||||
  Non-prescribed benzodiazepines | 107 (90) | 1 | 36 (34) | 1.0 | (0.3–3.6) | 1.0a |
  Non-prescribed methadone | 90 (78) | 5 | 30 (33) | 0.8 | (0.3–1.9) | 0.54 |
  Cocaine use | 76 (68) | 8 | 30 (40) | 2.7 | (1.1–7.0) | 0.04 |
  Injected | 53 (45) | 2 | 17 (32) | 1.0 | (0.5–2.2) | 0.99 |
  Commenced heroin under 15 years of age | 43 (36) | 2 | 20 (47) | 2.6 | (1.2–5.7) | 0.02 |
  Regular heroin use for more than 12 months | 73 (64) | 6 | 26 (36) | 1.2 | (0.5–2.7) | 0.67 |
 Past Month Drug Use | ||||||
  Non-prescribed benzodiazepines | 71 (60) | 1 | 26 (37) | 1.4 | (0.6–3.1) | 0.40 |
  Non-prescribed methadone | 71 (60) | 1 | 27 (38) | 1.7 | (0.7–3.7) | 0.22 |
  Cocaine | 31 (26) | 2 | 10 (32) | 1.0 | (0.4–2.3) | 0.91 |
  Cannabis | 80 (73) | 11 | 27 (34) | 1.3 | (0.5–3.4) | 0.54 |
  Amphetamine | 9 (9) | 19 | 4 (44) | 1.9 | (0.5–7.7) | 0.45a |
  Alcohol | 46 (45) | 18 | 17 (37) | 1.2 | (0.5–2.8) | 0.61 |
  Injecting | 35 (29) | 1 | 13 (37) | 1.5 | (0.7–3.4) | 0.34 |
  Using more than 3 ‘bags’ heroin per day | 60 (53) | 7 | 18 (30) | 0.9 | (0.4–2.0) | 0.81 |
 Pre-treatment UDSb positives | ||||||
  Benzodiazepines | 71 (59) |  | 26 (37) | 1.6 | (0.7–3.6) | 0.25 |
  Methadone | 67 (56) |  | 20 (30) | 0.8 | (0.4–1.6) | 0.49 |
  Cocaine | 13 (11) |  | 3 (23) | 0.6 | (0.2–2.3) | 0.54a |
  Cannabis | 47 (47) | 20 | 13 (28) | 0.7 | (0.3–1.6) | 0.38 |
Early Treatment | ||||||
 Suboxone Commenced | 32 (27) |  | 7 (22) | 0.5 | (0.2–1.3) | 0.13 |
 At least one heroin negative UDS during induction | 50 (46) | 12 | 14 (28) | 0.6 | (0.3–1.4) | 0.28 |