Appendix Table 2.

CHC Utilization during 18-Month Study Follow-Up Period by Ending MME Dose

Average daily dose at end of follow-up
0 MME N = 8891 to <20 MME N = 41520 to <50 MME N = 28750 to <90 MME N = 133≥90 MME N = 65
Mean annual visit rate (SD)7.2 (16.5)9.8 (8.5)9.8 (5.8)10.4 (11.9)11.9 (9.3)
Median annual visit rate (IQR)4.7 (2.0, 8.0)7.3 (4.7, 12.0)8.0 (5.3, 12.7)8.0 (5.3, 12.7)9.3 (6.7, 14.7)
Number of visits after last opioid prescription, n (%)
        0324 (36.4%)
        1135 (15.2%)
        2 to 4221 (24.9%)
        ≥5209 (23.5%)
Mean (SD) number of visits after last opioid prescription3.9 (7.9)
Mean (SD) number of days between last opioid prescription and last visit, among those with further visit(s)217.7 (167.7)
  • Abbreviations: MME, morphine milligram equivalence; SD, standard deviation; IQR, interquartile range.