Research Article

Predictors of Dropout from Inpatient Opioid Detoxification with Buprenorphine: A Chart Review

Table 2

Results of drug screening upon admission to detoxification. Bivariate comparison of positive screenings results between completers and dropouts, with and without clients with any missing drug screen.

Completers1 ( = 80)Dropouts1 ( = 39) value1Completers2 ( = 71)Dropouts2 ( = 33) value2

Cannabis, positive36 (45%)14 (36%)0.4031 (44%)12 (36%)0.48
Cannabis missing 01
Cocaine, positive6 (8%)7 (20%)0.096 (8%)5 (15%)0.30
Cocaine, missing73
Amphetamine, positive12 (15%)10 (26%)0.1511 (16%)9 (27%)0.16
Amphetamine, missing53
Benzodiazepines, positive48 (60%)26 (67%)0.4241 (58%)24 (73%)0.14
Benzodiazepines, missing11
Number of nonopioid substances in urine 1.441.670.251.241.520.17
>1 nonopioid substance in urine 31 (39%)15 (36%)0.7427 (38%)14 (42%)0.67

All clients with urine drug screen results ( = 119).
2Clients with no missing urine drug screen data ( = 104).