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. Author manuscript; available in PMC: 2014 Jun 5.
Published in final edited form as: J Behav Health Serv Res. 2011 Apr;38(2):221–233. doi: 10.1007/s11414-010-9224-9

Table 3.

Predictors of substance abuse treatment following cocaine-related ED visit

Explanatory Variables Odds Ratio (95% CI) p-value
Socio-Economic Variables

 High School Graduate 0.49 (0.17-1.42) 0.19

Need Variables

 Met lifetime substance dependence criteria (1/0) 2.94 (0.39-22.12) 0.29
 # of days using cocaine in prior 4 weeks (0-28) 1.10 (1.02-1.17) <0.01
 Global Severity Index (0-4) 2.26 (1.04-4.90) 0.04
 SF36 Mental health component score 1.00 (0.98-1.03) 0.91

Barrier variables

 Geographical/Financial barriers (1-3) 1.08 (0.48-2.43) 0.85
 Stigma barriers (1-5) 4.40 (1.41-13.78) 0.01
 Treatment ineffective/unacceptable (1-4) 3.91 (0.77-19.87) 0.10
 Lack of perceived need (1-3) 0.51 (0.19-1.38) 0.18

Cue Variables

Consequences of Substance Abuse (0-9)
 Physical consequences 0.63 (0.47-0.85) <0.01
 Interpersonal consequences 1.41 (1.01-1.88) 0.02
 Impulse control consequences 1.25 (0.95-1.66) 0.12
 Social responsibilities consequences 0.80 (0.57-1.11) 0.18

Readiness to change variables

 Ambivalence/recognition scale (11-55) 1.02 (0.95-1.09) 0.59
 Sobriety support (0-100) 1.01 (0.99-1.03) 0.23
 Formal treatment in prior 12 months (1/0) 0.68 (0.16-2.88) 0.60
 Informal treatment in prior 12 months (1/0) 6.69 (1.58-28.36) 0.01