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. Author manuscript; available in PMC: 2009 May 1.
Published in final edited form as: Addict Behav. 2007 Nov 17;33(5):651–667. doi: 10.1016/j.addbeh.2007.11.011

Table 1.

Patient characteristics and pretreatment measures of drug use, mood, and anxiety, expressed as percents or means (w/standard deviations).

Variable DISULF NTX DISULF+NTX PLAC
N 53 52 49 54
Mean age 42.1 (7.2) 41.3 (6.8) 40.3 (5.6) 41.2 (7.5)
% Male 67.9% 75.0% 67.3% 70.4%
% African American 88.7% 86.5% 87.8% 92.6%
Mean years of education 12.2 (2.6) 12.2 (1.9) 12.7 (1.7) 12.1 (1.6)
Mean proportion of days employed in past 30 0.34 (0.3) 0.33 (0.3) 0.32 (0.3) 0.27 (0.3)
% smoked route of cocaine use 81.5% 73.6% 78.8% 81.4%
Mean years cocaine use 12.8 (6.3) 13.8 (6.2) 11.7 (6.8) 14.4 (7.9)
Mean years alcohol problem use 22.0 (7.9) 22.6 (8.2) 20.9 (7.7) 20.7 (9.2)
% days cocaine use in past 30 45.5% (.25) 48.8% (.24) 45.9% (.28) 43.0% (.25)
$ spent for cocaine in past 30 $1153.5 (1680.6) $1048.3 (1114.8) $1081.6 (1401.8) $1149.1 (1173.9)
% days alcohol use in past 30 55.3% (.28) 56.8% (.25) 54.1% (.28) 57.0% (.25)
% days heavy alcohol use in past 30 49.4% (.25) 47.0% (.24) 49.1% (.29) 49.7% (.25)
Mean drinks/drinking day in past 30 13.3 (10.9) 12.7 (7.0) 17.4 (19.0) 14.3 (8.5)
 Number of prior D&A treatments 4.4 (8.3) 3.2 (3.6) 2.9 (2.8) 3.8 (7.6)
 Hamilton Anxiety Rating Scale 7.8 (7.6) 6.4 (6.4) 9.6 (6.6) 7.7 (6.7)
Hamilton Depression Rating Scale 11.2 (10.8) 8.9 (8.7) 12.6 (8.9) 9.4 (7.0)

DISULF = disulfiram; NTX = naltrexone; PLAC = placebo; D&A = Drug and Alcohol