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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: Drug Alcohol Depend. 2011 Mar 1;114(1):41–48. doi: 10.1016/j.drugalcdep.2010.06.023

Table 3.

Means and Standard Deviations of the Addiction Severity Index (ASI)–Drug Use Composite Score and of the Beck Depression Inventory (BDI) Total Score at Baseline and After Treatment Months 1 to 6

ASI–Drug Use Composite Score
BDI
Assessment n M SD n M SD
Baseline 487 .24 .06 483 12.1 8.9
Month 1 380 .14 .08 332 10.0 8.9
Month 2 365 .14 .09 311 8.8 8.3
Month 3 349 .12 .08 298 7.3 8.4
Month 4 363 .13 .09 304 7.0 9.0
Month 5 363 .13 .09 299 6.9 8.8
Month 6 376 .12 .09 335 7.1 9.2