Fig. 8From: The impact of tourniquet on tibial bone cement penetration in different zones in primary total knee arthroplasty: a meta-analysisA forest plot diagram showing duration of surgery time. Four studies reported the length of surgery time. The results showed no significant difference in duration of surgery time between the 2 groups (MD - 1.4, 95% CI - 8.58 to 5.78, P = 0.70, I2 = 79%)Back to article page