Table 2 Participant demographics

n

12

5

7

9

Male/female

11/1

1/4

3/4

3/6

Age, mean ± std (years)

66.6 ± 4.0

68.4 ± 8.8

70.1 ± 6.2

70 ± 6.4

Affected side (L/R)

5/7

4/1

5/2

-

Pre-op BMI, mean ± std (kg/m²)

30.0 ± 2.5*

32.0 ± 5.9*

30.3 ± 3.3*

24.0 ± 3

Post-op BMI, mean ± std (kg/m²)

30.1 ± 2.5*

31.6 ± 6.1*

29.6 ± 3.4*

-

Pre-op OKS, mean ± std

35 ± 7

42 ± 4

36 ± 5

-

Post-op OKS, mean ± std

24 ± 8^†

19 ± 4^†

22 ± 8^†

-