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. Author manuscript; available in PMC: 2014 Apr 1.
Published in final edited form as: J Subst Abuse Treat. 2012 Sep 27;44(4):369–374. doi: 10.1016/j.jsat.2012.08.219

Table 2.

Participant Baseline Characteristics across Drug Abuse Treatment Modality (Categorical Indicators).

Residential Outpatient OTP Total Chi-square Sig.

N % N % N % N %

Ever HIV Tested 155/318 48.7 437/619 70.6 304/344 88.4 896/1281 69.9 123.70 <.001
Ever Injected drugs 138/318 43.4 196/617 31.8 288/344 83.7 622/1279 48.6 243.29 <.001
Inject in Last 6 Months 69/318 21.7 78/618 12.6 117/343 34.1 264/1279 20.6 62.47 <.001
Shared needle/works in past 6 months 28/318 8.8 22/6618 3.6 44/344 12.8 94/1280 7.3 29.00 <.001
Court Mandated Treatment 119/317 37.5 148/615 24.1 21/344 6.1 288/1276 22.6 94.80 <.001
Alcohol Binge/Problem in past 6 months 276/318 86.8 464/619 75.0 180/344 52.3 920/1281 71.8 102.83 <.001
Any Opioid use in past 6 months 125/318 39.3 177/619 28.6 172/344 50.0 474/1281 37.0 44.43 <.001
Any Cocaine use in past 6 months 146/318 45.9 233/619 37.6 123/344 35.8 502/1281 39.2 8.35 <.016
Any Amphetamine use in past 6 months 56/318 17.6 33/619 5.3 43/344 12.5 132/1281 10.3 36.72 <.001

Note: All tests are 2 df. If three groups were significantly different then all pair-wise comparisons were significantly different except for OTP and Residential on Amphetamine use, Outpatient and OTP on Cocaine use, and Residential and OTP on needle sharing.