Comparison 8. Budesonide and dexamethasone compared to budesonide.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Croup score (change baseline ‐ 6 hours) by inpatient/outpatient	1	129	Mean Difference (IV, Random, 95% CI)	‐0.20 [‐0.59, 0.19]
1.1 Outpatient	1	129	Mean Difference (IV, Random, 95% CI)	‐0.20 [‐0.59, 0.19]
2 Return visits or (re)admissions or both by inpatient/outpatient	1	129	Risk Difference (M‐H, Random, 95% CI)	0.0 [‐0.03, 0.03]
2.1 Outpatient	1	129	Risk Difference (M‐H, Random, 95% CI)	0.0 [‐0.03, 0.03]
3 Length of stay by inpatient/outpatient	1	129	Mean Difference (IV, Random, 95% CI)	0.25 [‐0.36, 0.86]
3.1 Outpatient	1	129	Mean Difference (IV, Random, 95% CI)	0.25 [‐0.36, 0.86]
4 Improvement (at 6 hours) by inpatient/outpatient	1	129	Risk Ratio (M‐H, Random, 95% CI)	0.97 [0.79, 1.20]
4.1 Outpatient	1	129	Risk Ratio (M‐H, Random, 95% CI)	0.97 [0.79, 1.20]
5 Additional treatments: epinephrine	1	129	Risk Ratio (M‐H, Random, 95% CI)	1.02 [0.15, 6.99]
6 Additional treatments: supplemental glucocorticoids	1	129	Risk Ratio (M‐H, Random, 95% CI)	1.31 [0.52, 3.29]