Case Control Study
Copyright ©The Author(s) 2016.
World J Orthop. Jan 18, 2016; 7(1): 61-68
Published online Jan 18, 2016. doi: 10.5312/wjo.v7.i1.61
Table 2 Baseline demographics per alignment method, n (%)
TrumatchVisionairePSISignatureConventionalP value
Number of patients1513141560
Mean age, yr (range)72 (57-90)72 (63-82) 69 (52-86)68 (56-74)65 (50-83)0.097
Male6 (40)7 (54)7 (50)7 (47)34 (57)0.967
Mean BMI (range)30 (23-36)30 (23-37) 30 (26-36)30 (23-38)28 (21-37)0.373
Severity OA
Moderate13 (87)11 (85)13 (93)14 (93)53 (88)0.991
Severe2 (13)2 (15)1 (7)1 (7)7 (12)0.959