Table 4

Multivariate regression models predicting quality score among programs offering outpatient treatment
A. Full Model
 B. Reduced Model (backward elimination procedure)
R-square = 0.462, n = 23
 R-square = 0.261, n = 53
Variable
 β
 p-value
 Variable
 β
 p-value
Outpatient Reimbursement Above Median
 0.36
 0.69
 Waiting List
 0.99
 0.02
Waiting List
 1.35
 0.14
 With Accreditation*
 1.31
 <0.01
With Accreditation*
 1.62
 0.14
 Receive Grants
 1.36
 0.02
Receive Grants
 1.20
 0.37
 Receive Insurance Company Referrals
 0.85
 0.08
Receive Insurance Company Referrals
 1.48
 0.21


Motivational Enhancement Therapy
 -0.49
 0.68


Multisystemic Therapy
 0.74
 0.31


Receive Hospital Referrals
 0.47
 0.60


*Joint Commission on Accreditation of Healthcare Organizations (JCAHO), Rehabilitation Accreditation Commission (CARF), Council on Accreditation (COA)

Schackman et al. Substance Abuse Treatment, Prevention, and Policy 2007 2:23   doi:10.1186/1747-597X-2-23

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