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Table 2 Mean (SD) characteristics and utilization in the year prior to study by treatment group

From: Costs of care for persons with opioid dependence in commercial integrated health systems

  Counseling only Little or no addiction treatment Buprenorphine plus counseling
Age 40.95 (13.10) 48.65 (15.14) 36.02 (12.46)
Female (%) 51% 62% 43%
Number of opioid dx 5.00 (9.54) 2.94 (6.59) 9.85 (12.52)
Number of primary care visits 8.27 (17.19) 13.19 (28.40) 5.10 (6.53)
Number of outpatient addiction medicine visits 16.15 (36.67) 1.96 (11.60) 18.31 (40.52)
Days on buprenorphine 2.81 (21.87) 1.55 (16.65) 72.70 (126.86)
Charlson comorbidity score 0.32 (0.59) 0.67 (0.99) 0.18 (0.46)