Skip to main content
. 2020 Jul 1;2020(7):CD002251. doi: 10.1002/14651858.CD002251.pub4

Comparison 21. Ephedrine: different rates.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
21.1 Women with hypotension requiring intervention 4   Risk Ratio (M‐H, Random, 95% CI) Subtotals only
21.1.1 Bolus + infusion vs infusion 1 80 Risk Ratio (M‐H, Random, 95% CI) 3.50 [1.26, 9.72]
21.1.2 0.5 mg/min vs 1 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.22 [0.65, 2.29]
21.1.3 0.5 mg/min vs 2 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.57 [0.77, 3.22]
21.1.4 0.5 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.22 [0.65, 2.29]
21.1.5 1 mg/min vs 2 mg/min 3 107 Risk Ratio (M‐H, Random, 95% CI) 1.24 [0.83, 1.84]
21.1.6 1 mg/min vs 3 to 4 mg/min 2 99 Risk Ratio (M‐H, Random, 95% CI) 1.29 [0.81, 2.05]
21.1.7 2 mg/min vs 3 to 4 mg/min 2 239 Risk Ratio (M‐H, Random, 95% CI) 1.21 [0.60, 2.43]
21.2 Women with hypertension requiring intervention 2   Risk Ratio (M‐H, Random, 95% CI) Subtotals only
21.2.1 Bolus + infusion vs infusion 1 80 Risk Ratio (M‐H, Random, 95% CI) 1.00 [0.39, 2.59]
21.2.2 0.5 mg/min vs 1 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 5.00 [0.26, 98.00]
21.2.3 0.5 mg/min vs 2 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.67 [0.12, 3.57]
21.2.4 0.5 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.20 [0.05, 0.80]
21.2.5 1 mg/min vs 2 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.14 [0.01, 2.60]
21.2.6 1 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.05 [0.00, 0.76]
21.2.7 2 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.30 [0.10, 0.93]
21.3 Women with bradycardia 1 19 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.3.1 1 mg/min vs 2 mg/min 1 19 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.4 Women with nausea and/or vomiting 3   Risk Ratio (M‐H, Random, 95% CI) Subtotals only
21.4.1 Bolus + infusion vs infusion (nausea) 1 80 Risk Ratio (M‐H, Random, 95% CI) 1.83 [0.75, 4.48]
21.4.2 0.5 mg/min vs 1 mg/min (nausea) 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.29 [0.60, 2.77]
21.4.3 0.5 mg/min vs 2 mg/min (nausea) 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.50 [0.66, 3.43]
21.4.4 0.5 mg/min vs 4 mg/min (nausea) 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.29 [0.60, 2.77]
21.4.5 1 mg/min vs 2 mg/min (nausea) 2 60 Risk Ratio (M‐H, Random, 95% CI) 2.19 [0.30, 15.85]
21.4.6 1 mg/min vs 4 mg/min (nausea) 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.00 [0.43, 2.33]
21.4.7 2 mg/min vs 4 mg/min (nausea) 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.86 [0.35, 2.10]
21.4.8 Bolus + infusion vs infusion (vomiting) 1 80 Risk Ratio (M‐H, Random, 95% CI) 1.67 [0.43, 6.51]
21.4.9 0.5 mg/min vs 1 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.67 [0.12, 3.57]
21.4.10 0.5 mg/min vs 2 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 2.00 [0.20, 20.33]
21.4.11 0.5 mg/min vs 4 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 2.00 [0.20, 20.33]
21.4.12 1 mg/min vs 2 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 3.00 [0.34, 26.45]
21.4.13 1 mg/min vs 4 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 3.00 [0.34, 26.45]
21.4.14 2 mg/min vs 4 mg/min (vomiting) 1 40 Risk Ratio (M‐H, Random, 95% CI) 1.00 [0.07, 14.90]
21.4.15 1 mg/min vs 2 mg/min (nausea or vomiting) 1 19 Risk Ratio (M‐H, Random, 95% CI) 8.18 [0.50, 133.66]
21.5 Neonates with acidosis (pH < 7.2) 2   Risk Ratio (M‐H, Random, 95% CI) Subtotals only
21.5.1 Bolus + infusion vs infusion 1 78 Risk Ratio (M‐H, Random, 95% CI) 1.66 [0.53, 5.23]
21.5.2 0.5 mg/min vs 1 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.33 [0.04, 2.94]
21.5.3 0.5 mg/min vs 2 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 3.00 [0.13, 69.52]
21.5.4 0.5 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.25 [0.03, 2.05]
21.5.5 1 mg/min vs 2 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 7.00 [0.38, 127.32]
21.5.6 1 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.75 [0.19, 2.93]
21.5.7 2 mg/min vs 4 mg/min 1 40 Risk Ratio (M‐H, Random, 95% CI) 0.11 [0.01, 1.94]
21.6 Neonatal Apgar score at 5 min 3   Risk Ratio (M‐H, Random, 95% CI) Subtotals only
21.6.1 Bolus + infusion vs infusion (Apgar < 7) 1 80 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.2 0.5 mg/min vs 1 mg/min (Apgar < 8) 1 40 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.3 0.5 mg/min vs 2 mg/min (Apgar < 8) 1 40 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.4 0.5 mg/min vs 4 mg/min (Apgar < 8) 1 40 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.5 1 mg/min vs 2 mg/min (Apgar < 8) 2 59 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.6 1 mg/min vs 4 mg/min (Apgar < 8) 1 40 Risk Ratio (M‐H, Random, 95% CI) Not estimable
21.6.7 2 mg/min vs 4 mg/min (Apgar < 8) 1 40 Risk Ratio (M‐H, Random, 95% CI) Not estimable