Comparison 1. Non‐steroidal anti‐inflammatory drugs (NSAIDs) versus placebo.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Patient Global Impression of Change very much improved	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
1.1 Ketorolac 30 mg bolus + 120 mg IV vs placebo bolus + IV	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2 Patient Global Impression of Change much or very much improved	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
2.1 Ketorolac 30 mg bolus + 120 mg IV vs placebo bolus + IV	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
3 Opioid consumption	3		Std. Mean Difference (IV, Fixed, 95% CI)	Totals not selected
3.1 Ketoprofen 300 mg IV + 100 mg oral vs saline IV + oral	1		Std. Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
3.2 Ketorolac 30 mg bolus + 120 mg IV vs placebo bolus + IV	1		Std. Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
3.3 Ketorolac 60 mg IM vs saline IM	1		Std. Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
4 Time to pain resolution (hours)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4.1 Ketoprofen 300 mg IV + 100 mg oral vs saline IV + oral	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]