34 Hospital Pharmacy 55(1) Figure 1. Quarterly number of long-acting opioid orders per 1000 patient days. Note. Vertical dashed line indicating policy implementation period. Figure 2. Patient selection for objective 2 (to compare rates of naloxone reversal events among patients administered long-acting opioids before and after policy implementation). Table 1. Patient Demographics. Median age in years (IQR) Female, n (%) Median weight in kg (IQR) Surgical patient, n (%) Opioid naïve, n (%) Note. IQR = interquartile range. Pre-policy (n = 37) Post-policy (n = 107) P value 66 (48-77) 19 (51) 84.8 (67-101) 8 (22) 19 (51) 65 (53-72) 60 (56) 88 (64-103) 35 (33) 59 (55) .905 .466 .909 .204 .690