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Table 2 Results of meta-regression analysis for pooled cumulative survival among patients who underwent prone positioning

From: Prone positioning during venovenous extracorporeal membrane oxygenation for acute respiratory distress syndrome: a systematic review and meta-analysis

Co-variate

No. studies

OR (95% CI)

p value

Pre-ECMO PF ratio

8

1.00 (95% CI 1.00–1.01)

0.28

Direct ARDS etiology

9

0.99 (95% CI 0.97–1.00)

0.15

Age

10

0.99 (95% CI 0.97–1.01)

0.37

Proportion of male

10

0.99 (95% CI 0.97–1.00)

0.12

Publication year

11

0.96 (95% CI 0.91–1.02)

0.21

JBI

11

1.02 (95% CI 0.85–1.21)

0.85

Sample size

11

1.00 (95% CI 0.99–1.01)

0.98

  1. OR odds ratio, 95% CI 95% confidence interval, ARDS Acute Respiratory Distress Syndrome, ECMO extracorporeal membrane oxygenation, PF ratio PaO2/FiO2 ratio, JBI Joanna Briggs Institute
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Critical Care

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