Table 2 Comparison of post-operative clinical outcomes between posterior-stabilised and condylar-stabilised groups

Follow-up (months)

36.6 ± 6.6

37.1 ± 5.9

0.07

IKS Function

85.3 ± 0.9

83.9 ± 13.4

0.2

IKS Knee

85.6 ± 12.9

85.5 ± 13.8

0.92

IKS total

170.9 ± 24.1

170.3 ± 22.5

0.3

Flexion °

117 ± 5

119 ± 5

0.29

PCOR

0.49 ± 0.17

0.45 ± (0.07)

0.4

Dissatisfied

57 (18.0%)

27 (16.9%)

0.61

Re - intervention for stiffness

8 (2.5%)

1 (0.6%)

0.17

Revised

14 (4.4%)

3 (1.9%)

0.19

 Patella resurfacing

6

1

 Deep infection

2

1

 Aseptic loosening

4

1

 Patella instability

1

0

 Metal allergy

1

0