Table 2.

Unadjusted and adjusted hazard ratios of time to first unscheduled visit.

Outcome	Parameter	Unadjusted HR	Unadjusted P-value	Adjusted HR *	Adjusted P-value
Unscheduled visits	Opioid only (reference)
	Intranasal ketorolac + opioid rescue	0.9 (0.6, 1.4)	0.75	0.9 (0.6–1.4)	0.74
	Intranasal ketorolac only	0.7 (0.4, 1.0)	0.03	0.7 (0.5–1.0)	0.07

HR, hazard ratios (95% confidence intervals).

^*Adjusted for age, gender, race, primary ED diagnosis, pain score prior to treatment and pain score at discharge.