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Table 2 Number of unexpected patient and UDS results (percentages are in ())

From: A Descriptive analysis of urine drug screen results in patients with opioid use disorder managed in a primary care setting

Category No bup +Other opioid +Methadone +Cocaine +Heroin +Any unexpected substance
Patients* 161 7 (4.34) 20 (12.4) 5 (3.1) 21 (13.0) 2 (1.2) 47** (29.2)
Urine Tests
2588
38 (1.46) 28 (1.08) 8 (0.30) 39 (1.50) 2 (0.07) 77 (2.97)
  1. *The same patient and the same UDS could be positive for more than one substance and negative for buprenorphine
  2. **This could be more than one unexpected substance