. Author manuscript; available in PMC: 2014 Sep 11.

Published in final edited form as: Cochrane Database Syst Rev. 2010 Aug 4;(8):CD007667. doi: 10.1002/14651858.CD007667.pub2

Table 2. Comparison 1a: ‘medicated’ (amantadine or desipramine) versus placebo: money spent on cocaine per week (skewed data).

Study	Outcome	Experimental group (see note 1) (n=15 randomised) (n=8 completed)	Control group (n=4 randomised) (n=3 completed)	Statistic
Leal 1994	mean $ per week spent on cocaine; at week 1	172 (SD 152)	70 (SD 29)	none available (see note 2)
Leal 1994	mean $ per week spent on cocaine; at week 6	119 (SD 121)	17 (SD 12)	none available (see note 2)
Leal 1994	mean $ per week spent on cocaine; at week 12	48 (SD 55)	52 (SD 76)	none available (see note 2)

SD = standard deviation

1. data for ‘medicated’ participants (amantadine 300 mg/day or desipramine 150 mg/day; total n=15).

2. trial investigators report no statistical analysis that compares experimental and control groups.