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Table 1 Sample characteristics

From: The effect of patellar facet angle on patellofemoral alignment and arthritis progression in posterior-stabilized total knee arthroplasty without patellar resurfacing

 Group AGroup Bp value
Knees (n)7232 
Sex (female/male)65/730/20.718
Age at surgery68.7 ± 7.069.4 ± 7.60.633
Follow-up period (months)43.3 ± 6.641.6 ± 6.80.221
Body mass index (kg/m2)25.2 ± 3.125.4 ± 2.50.804