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Table 1 Patient demographics for the study and control groups

From: A surgical reduction technique for posterior cruciate ligament avulsion fracture in total knee arthroplasty: a comparison study

Demographics Study group Control group p value
Total patients 56 221
Age (years) 70.6 ± 4.2 66.3 ± 6.8 0.041
BMI (kg/m2) 27.3 ± 4.2 28.5 ± 3.6 0.183
Gender    0.048
 Male 12 (21.4%) 78 (35.3%)
 Female 44 (78.6%) 143 (64.7%)
Component sizes    
 Femur 3 (1–6) 3 (1–6) 0.251
 Tibia 3 (1–7) 4 (1–7) 0.362
Follow-up (years) 4.1 ± 0.3 4.2 ± 0.4 0.661
  1. BMI body mass index, mean ± standard deviation