Comparison 22. Ephedrine: oral vs IM or IV.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
22.1 Women with hypotension requiring intervention	1		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
22.1.1 Oral vs IM	1	40	Risk Ratio (M‐H, Random, 95% CI)	3.00 [0.95, 9.48]
22.1.2 Oral vs IV	1	40	Risk Ratio (M‐H, Random, 95% CI)	19.00 [1.18, 305.88]
22.2 Women with hypertension requiring intervention	1		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
22.2.1 Oral vs IM	1	40	Risk Ratio (M‐H, Random, 95% CI)	Not estimable
22.2.2 Oral vs IV	1	40	Risk Ratio (M‐H, Random, 95% CI)	Not estimable
22.3 Women with nausea and vomiting	1		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
22.3.1 Oral vs IM	1	40	Risk Ratio (M‐H, Random, 95% CI)	1.33 [0.34, 5.21]
22.3.2 Oral vs IV	1	40	Risk Ratio (M‐H, Random, 95% CI)	9.00 [0.52, 156.91]