Summary of study population, prescription, and prescriber data
| Study population characteristics | |
| Gender (proportion female) | 88/254* (34.6%) |
| Mean age | 9.5 years (SD±5.2) |
| Proportion of patients in each racial group | |
| African American | 118/254 (46.4%) |
| White/Caucasian | 105/254 (41.3%) |
| Other | 31/254 (12.2%) |
| Prescription characteristics | |
| Opioid prescribed (n, % of total) | |
| Oxycodone | 248 (96.1%) |
| Hydromorphone | 2 (0.8%) |
| Morphine | 1 (0.4%) |
| Tramadol | 1 (0.4%) |
| Combination product | 6 (2.3%) |
| Number per age group (n, % of total) | |
| All ages | 258 |
| 0–2 years | 35 (13.6%) |
| 3–6 years | 44 (17%) |
| 7–12 years | 98 (38%) |
| >12 years | 81 (31.4%) |
| Doses per prescription (mean±SD) | |
| All ages | 14.7±9.1 |
| 0–2 years | 14.0±7 |
| 3–6 years | 14.0±8.3 |
| 7–12 years | 16.7±10.8 |
| >12 years | 13.0±7.5 |
| Number of liquid formulation (n, % of total) | |
| All ages | 133, 51.6% |
| 0–2 years | 34, 97.1% |
| 3–6 years | 43, 97.7% |
| 7–12 years | 51, 52% |
| >12 years | 5, 6.2% |
| Prescription error | 3, 1.2% |
| Prescriber characteristics | |
| Number of prescriptions per prescriber group | |
| Resident | 189 |
| PGY1 | 71 |
| PGY2 | 70 |
| PGY3+ | 48 |
| Non-resident | 69 |
| Number of doses per prescription (mean±SD) | |
| Resident | 15.6±9.5† |
| PGY1 | 13.9±8.3 |
| PGY2 | 18.4±11.6 |
| PGY3+ | 14.0±6.8 |
| Non-resident | 12.2±7.4† |
*Four patients received more than one prescription during the study period.
†Residents were found to prescribe a larger number of doses than non-resident (p=0.01).
PGY, post-graduate year.