TABLE 3

Results of Hypotheses Tests: Effects of Nudge and STOMP on Parental Disposal Behavior and Planned Retention

FactoraOR (95% CI)
Outcome: prompt opioid disposal (children with ongoing opioid use at final survey excluded); model χ2 28.54 (df 11); P = .003; Hosmer-Lemeshow test 0.447
 Child age0.95 (0.90–1.01)
 Child past opioid use1.29 (0.76–2.18)
 Pain interference score0.92 (0.80–1.06)
 Orthopedic or SM procedure0.66 (0.43–1.02)
 Opioid kept in home baseline0.82 (0.47–1.45)
 Parent past opioid use0.78 (0.49–1.23)
 Parent misused opioid1.06 (0.51–2.19)
 Total opioid doses dispensed0.99 (0.98–1.01)
 Nudge intervention1.78 (1.16–2.73)
 STOMP intervention1.68 (1.10–2.58)
 Perceived opioid risk1.02 (0.96–1.10)
Outcome: parental intention to retain leftover opioid (included all parents); model χ2 43.96 (df 11); P < .001; Hosmer-Lemeshow test 0.815
 Child age1.02 (0.92–1.12)
 Child past opioid use1.03 (0.44–2.39)
 Pain interference score0.96 (0.79–1.17)
 Orthopedic or SM procedure2.45 (1.09–5.51)
 Opioid kept in home baseline2.13 (0.96–4.71)
 Parent past opioid use0.63 (0.27–1.50)
 Parent misused opioid4.44 (1.67–11.79)
 Total opioid doses dispensed1.00 (0.99–1.02)
 Nudge intervention1.04 (0.51–2.12)
 STOMP intervention0.40 (0.19–0.85)
 Perceived opioid risk0.87 (0.79–0.96)
  • df, degrees of freedom; SM, sports medicine.