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Table 1 Demographic data

From: MRI-based or CT-based patient-specific instrumentation in Total knee Arthroplasty: How do the two systems compare?

ParameterMRI group (N = 36)CT group (N = 35)P Value
Age (year)a69.1 ± 5.968.5 ± 7.00.685
Sex (male: female)5:311:340.199
BMI (kg/m2)a27.1 ± 4.027.1 ± 3.30.990
Preoperative MA (°)a−9.9 ± 4.8−10.4 ± 4.80.673
Preoperative FTA (°)a−3.9 ± 4.5−3.9 ± 5.20.963
  1. aThe values are given as the mean and the standard deviation
  2. BMI Body mass index, MA Mechanical axis, FTA Femorotibial angle