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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