Incidence of Venous Thromboembolism and Benefits and Risks of Thromboprophylaxis After Cardiac Surgery: A Systematic Review and Meta-Analysis.

62 , 74 There was a suggestion that the leg with the great saphenous vein harvested could have a higher risk of DVT compared to the contralateral leg (RR, 1.48; 95% CI, 0.96–2.26; P =0.07; I 2 =71%), but this result did not reach statistical significance and had substantial heterogeneity (Figure 7 ).

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