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Table 2 Sensitivity analysis for ventilation days and PaO2/FiO2

From: Effect of sivelestat sodium in patients with acute lung injury or acute respiratory distress syndrome: a meta-analysis of randomized controlled trials

Outcomes

Excluding study

SMD (95% CI)

P value

Heterogeneity (%)

P value for heterogeneity

Ventilation days

Sato

−0.02 (−0.29 to 0.25)

0.865

50.7

0.107

Morimoto

0.09 (−0.27 to 0.45)

0.633

71.4

0.015

Kadoi

0.14 (−0.17 to 0.45)

0.388

61.3

0.052

Zeiher

0.08 (−0.48 to 0.64)

0.766

65.4

0.034

Tamakuma

−0.02 (−0.54 to 0.50)

0.950

62.9

0.044

PaO2/FiO2

Morimoto

0.37 (−0.73 to 1.47)

0.507

97.4

<0.001

Kadoi

0.53 (−0.58 to 1.64)

0.350

97.4

<0.001

Zeiher

0.18 (−0.53 to 0.89)

0.623

73.2

0.024

Tamakuma

0.87 (0.39 to 1.35)

<0.001

49.1

0.140

  1. CI confidence interval, FiO 2 fractional inspired oxygen, PaO 2 arterial oxygen partial pressure, SMD standard mean difference, RR relative risk