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Table 3 Subgroup analysis of blood transfusion rate

From: The efficacy of intravenous aminocaproic acid in primary total hip and knee arthroplasty: a meta-analysis

Outcome of subgroup

Studies

Effect estimate

χ 2

I2 (%)

RD

95% CI

P value

TKA

3

13.34

88

− 0.22

[− 0.42, − 0.02]

0.03

THA

3

3.20

38

− 0.17

[− 0.21, − 0.13]

0.00001

Transfusion trigger

3

4.47

57

− 0.23

[− 0.35, − 0.12]

0.0001

Continuous application

4

4.88

39

− 0.20

[− 0.26, − 0.14]

0.00001

  1. TKA total knee arthroplasty, THA total hip arthroplasty, CI confidence interval, MD mean difference
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X