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. 2001 Jan 22;2001(1):CD002984. doi: 10.1002/14651858.CD002984

Comparison 1. Beta2‐Agonist vs. Ipratropium.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Change in FEV1 (L) over 90 minutes 3 103 Mean Difference (IV, Fixed, 95% CI) 0.01 [‐0.22, 0.23]
2 Change in PEFR (l/min) over 90 minutes 2 71 Mean Difference (IV, Fixed, 95% CI) 5.18 [‐43.92, 54.28]
3 Change in FEV1 (L) over 7 days 1 37 Mean Difference (IV, Fixed, 95% CI) 0.07 [‐0.46, 0.60]
4 Change in PEFR (l/min) over 7 days 1 37 Mean Difference (IV, Fixed, 95% CI) ‐26.60 [‐104.95, 51.75]
5 Change in pO2 (mm Hg) within 30 minutes 1 20 Mean Difference (IV, Fixed, 95% CI) ‐12.00 [‐18.34, ‐5.66]
6 Change in pCO2 (mm Hg) within 30 minutes 1 20 Mean Difference (IV, Fixed, 95% CI) ‐1.84 [‐9.97, 6.29]