7.9. Analysis.

Comparison 7 Cognitive behavioural therapy + motivational interviewing versus standard care, Outcome 9 Substance use: 5. Average change in % days abstinent during & after treatment.

Substance use: 5. Average change in % days abstinent during & after treatment
Study	Treatment Group	Median	range	N	Notes
Barrowclough 2001	CBT + MI	19.99	‐25.6 to 83.4	17	U = 86.5 P < 0.03 Non‐parametric analysis. Data summed over 4 time periods (to 12 months) and subtracted from baseline.
Barrowclough 2001	TAU	‐6.52	‐67.9‐53.2	15