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. 2022 Jul 12;2022(7):CD010834. doi: 10.1002/14651858.CD010834.pub4

Comparison 5. Benralizumab (SC) versus placebo.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
5.1 Rate of exacerbations requiring systemic corticosteroids 4 3112 Rate Ratio (IV, Fixed, 95% CI) 0.59 [0.52, 0.66]
5.1.1 Eosinophilic 4 2354 Rate Ratio (IV, Fixed, 95% CI) 0.55 [0.48, 0.63]
5.1.2 Non‐eosinophilic 2 758 Rate Ratio (IV, Fixed, 95% CI) 0.69 [0.56, 0.85]
5.2 Rate of exacerbations requiring emergency department treatment or admission 2 1537 Rate Ratio (IV, Fixed, 95% CI) 0.68 [0.47, 0.98]
5.2.1 Eosinophilic 2 1537 Rate Ratio (IV, Fixed, 95% CI) 0.68 [0.47, 0.98]
5.3 Health‐related quality of life (AQLQ mean difference) 3 1541 Mean Difference (IV, Fixed, 95% CI) 0.23 [0.11, 0.35]
5.3.1 Eosinophilic 3 1541 Mean Difference (IV, Fixed, 95% CI) 0.23 [0.11, 0.35]
5.4 Health‐related quality of life (ACQ mean difference) 4 2791 Mean Difference (IV, Fixed, 95% CI) ‐0.26 [‐0.34, ‐0.17]
5.4.1 Eosinophilic 4 2036 Mean Difference (IV, Fixed, 95% CI) ‐0.30 [‐0.40, ‐0.20]
5.4.2 Non‐eosinophilic 2 755 Mean Difference (IV, Fixed, 95% CI) ‐0.14 [‐0.30, 0.02]
5.5 Health‐related quality of life (SGRQ mean difference) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
5.5.1 Eosinophilic 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
5.6 Pre‐bronchodilator FEV 1 (litres) 4 2786 Mean Difference (IV, Fixed, 95% CI) 0.11 [0.08, 0.15]
5.6.1 Eosinophilic 4 2048 Mean Difference (IV, Fixed, 95% CI) 0.15 [0.11, 0.19]
5.6.2 Non‐eosinophilic 2 738 Mean Difference (IV, Fixed, 95% CI) 0.03 [‐0.03, 0.10]
5.7 Serious adverse events 5 3304 Risk Ratio (M‐H, Random, 95% CI) 0.76 [0.62, 0.93]
5.7.1 Eosinophilic 3 2193 Risk Ratio (M‐H, Random, 95% CI) 0.72 [0.56, 0.93]
5.7.2 Non‐eosinophilic 2 758 Risk Ratio (M‐H, Random, 95% CI) 0.85 [0.57, 1.27]
5.7.3 Eosinophil status unknown 2 353 Risk Ratio (M‐H, Random, 95% CI) 0.75 [0.37, 1.51]
5.8 Adverse events leading to discontinuation 4 3253 Risk Ratio (M‐H, Random, 95% CI) 2.04 [1.03, 4.03]
5.8.1 Eosinophilic 3 2193 Risk Ratio (M‐H, Random, 95% CI) 2.26 [0.89, 5.73]
5.8.2 Non‐eosinophilic 2 758 Risk Ratio (M‐H, Random, 95% CI) 1.81 [0.54, 6.05]
5.8.3 Eosinophil status unknown 1 302 Risk Ratio (M‐H, Random, 95% CI) 1.82 [0.31, 10.69]
5.9 Blood eosinophil level (% change from baseline) 2 2295 Mean Difference (IV, Fixed, 95% CI) ‐104.74 [‐116.12, ‐93.35]
5.9.1 Eosinophilic 2 1537 Mean Difference (IV, Fixed, 95% CI) ‐101.74 [‐113.27, ‐90.21]
5.9.2 Non‐eosinophilic 2 758 Mean Difference (IV, Fixed, 95% CI) ‐216.81 [‐287.35, ‐146.28]