Table 1: Patient demographics.

Conventional TKAMIS-TKA 𝑃 value

Age 6 9 . 2 ± 8 . 1 7 1 . 8 ± 7 . 7 N.S
Sex, F/M 8 2 / 1 8 7 9 / 2 1 N.S
Height (cm) 1 5 4 . 1 ± 6 . 0 1 5 1 . 5 ± 5 . 2 N.S
Weight (kg) 6 0 . 8 ± 6 . 1 6 2 . 2 ± 5 . 8 N.S
Preoperative knee extension (degree) 1 0 ± 8 . 5 8 . 5 ± 1 0 . 1 N.S
Preoperative knee flexion (degree) 1 1 5 ± 1 0 . 5 1 2 0 ± 1 1 . 4 N.S
Preoperative mechanical axis in one leg standing radiograph (degree) 1 9 0 . 8 ± 8 . 9 1 8 8 . 6 ± 1 0 . 6 N.S
Percentage of preoperative peak isokinetic torque of the quadriceps muscle (%)* 8 2 ± 1 4 8 5 ± 1 1 N.S
Preoperative visual analogue scale of pain (mm) 7 5 ± 1 1 7 2 ± 1 3 N.S
Preoperative knee score 4 8 . 6 ± 7 . 6 4 6 . 7 ± 8 . 5 N.S

*preoperative peak value in uninvolved knee was defined as a reference value (100%).