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Table 3 Comparison of the features of the curve of males and females in the left and right legs. A total of 2 and 7 left leg and 3 and 12 right leg measurements did not meet the inclusion criteria for females and males, respectively, due to previous ligament or meniscus injuries

From: Reliability of a Robotic Knee Testing Tool to Assess Rotational Stability of the Knee Joint in Healthy Female and Male Volunteers

  Female Male p value Power
Left leg n = 36 n = 46   
 External laxity (°) 5.9 ± 1.3 5.1 ± 1.1 0.002 0.80
 Slack (°) 18.6 ± 3.5 16.6 ± 3.1 0.004a 0.70
 Internal laxity (°) 5.9 ± 1.1 5.5 ± 1.3 0.181a 0.30
Right leg n = 35 n = 41   
 External laxity (°) 6.0 ± 1.6 5.0 ± 1.2 0.002 0.90
 Slack (°) 19.2 ± 4.2 16.6 ± 2.9 0.003 0.90
 Internal laxity (°) 6.1 ± 1.3 5.6 ± 0.9 0.037 0.40