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Table 4 Multivariate regression models predicting quality score among programs offering outpatient treatment

From: Does higher cost mean better quality? evidence from highly-regarded adolescent drug treatment programs

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