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Table 3 Sub analysis of intraoperative distal femoral and tibial resection depths between both groups (fixed flexion contracture (FFC) < 15° vs ≥ 15°)

From: Unrestricted kinematic alignment corrects fixed flexion contracture in robotically aligned total knees without raising the joint line in extension

Resection depths (mm)

Patients with FFC < 15°

Means ± SD (range)

Patients with FFC ≥ 15°

Means ± SD (range)

P-value

Number

42

6

 

Medial Distal Femoral

7.9 ± 0.7 (5 to 10)

8.2 ± 0.4 (7.5 to 8.5)

0.26

Lateral Distal Femoral

8 ± 0.7 (6 to 10)

8 ± 0.4 (7.5 to 8.5)

0.67

Medial Tibial

8.5 ± 1.3 (6 to 11.5)

9 ± 1.2 (8 to 11)

0.35

Lateral Tibial

8.8 ± 1.3 (6 to 11)

9.5 ± 1.4 (8 to 11.5)

0.46