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Table 3 Demographic characteristics and prognostic factors

From: Buprenorphine versus dihydrocodeine for opiate detoxification in primary care: a randomised controlled trial

  Buprenorphine (total 28) Dihydrocodeine (total 32)
Age mean (SD) 29.9 (5.1) 29.0 (7.3)
Sex 19 M 9 F 23 M 9 F
Pattern of use
   How are opiates taken?       
IV 14 (50%) 24 (75%)
Smoking 13 (46%) 8 (25%)
Both 1 (4%) 0
Current daily use (minimum) (£) mean 17.1 (8.1) 15.6 (7.2)
Current daily use maximum (£) mean 23.2 (12.1) 18.1 (9.0)
Duration taking opiates (years) mean 8.8 (4.9) 7.0 (3.7)
   Illicit opiates in initial urine 23 (82%) 27 (84%)
   Other drugs in initial urine 18 (64%) 12 (37%)
Prognostic factors
   'Severely dependent' 8 (28%) 10 (31%)
   GP's prediction of whether would be off opiates by end of detox Definitely not Not sure Very sure Definitely not Not sure Very sure
  0 22 (78%) 6 (21%) 2 (6%) 22 (69%) 8 (25%)
  Yes No D/K Yes No D/K
   Previous detoxes? 24 (87%) 3 (11%) 1 (4%) 25 (78%) 6 (19%) 1 (3%)
   Successful detoxes? 15 (63%) 9 (38%) 0 15 (60%) 9 (36%) 1 (4%)
   Employed? 4 (14%) 19 (68%) 5 (18%) 4 (13%) 19 (59%) 9 (28%)
   MED-3? 6 (21%) 8 (29%) 14 (50%) 5 (16%) 13 (41%) 14 (44%)
   Non using friends? 12 (43%) 5 (18%) 11 (39%) 13 (41%) 3 (9%) 16 (50%)
   Anyone supportive of detox? 22 (79%) 4 (14%) 2 (7%) 24 (75%) 1 (3%) 7 (22%)