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Table 2 Effects of red blood cell transfusion by outcome

From: Effects of restrictive red blood cell transfusion on the prognoses of adult patients undergoing cardiac surgery: a meta-analysis of randomized controlled trials

 

Number of studies

Number of patients

Fixed effects Odds ratio (95% CI)

Fixed effects p value

I2 (%)

Heterogeneity p value

Mortality

7

8886

0.98 (0.77–1.24)

0.87

9

0.36

Pulmonary morbidity

5

3658

1.09 (0.88–1.34)

0.42

0

0.44

AKI

6

8355

1.03 (0.92–1.14)

0.65

0

0.71

AMI

4

7302

1.01 (0.80–1.27)

0.95

0

0.78

Infectious morbidity

6

8444

1.11 (0.95–1.3)

0.19

0

0.58

Cerebrovascular accident

6

8528

0.97 (0.72–1.30)

0.84

0

0.66

  1. AKI acute kidney injury, AMI acute myocardial infarction
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