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Table 3 Meta-analysis results

From: The efficacy and safety of tranexamic acid in revision total knee arthroplasty: a meta-analysis

Outcome

Studies

Groups (TXA/Placebo)

Overall effect

Heterogeneity

Effect estimate

95% CI

p-Value

I2(%)

p-Value

Transfusion requirements

4

352/317

−0.25

−0.43, −0.08

0.005

85

0.0002

Drainage volume

2

63/72

−321.07

−445.13, −197.01

0.005

0

0.68

Hb reduction

2

290/221

−0.52

−0.79, −0.25

0.0001

62

0.11

Length of hospital stay

3

309/249

−2.36

−4.00, −0.71

0.005

70

0.04

Deep venous thrombosis

3

308/274

0.00

−0.01, 0.02

0.69

0

0.97

Pulmonary embolism

2

289/246

−0.01

−0.03, 0.01

0.18

0

0.89

  1. TXA tranexamic acid, CI confidence interval