Table 1 Preoperative demographics and clinical scores in both groups

Age (years)

58.4 ± 4.4 (35–68)

59.0 ± 4.7 (49–70)

Sex (male:female)

25:83

6:24

Mechanical axis (%)

14.8 ± 12.6 (−15.5 to 46.1)

11.8 ± 11.6 (−20.5 to 37.4)

HSS score

73.4 ± 10.4 (41–87)

73.5 ± 8.2 (44–85)

Knee Society knee score

73.3 ± 11.1 (47–86)

76.6 ± 8.4 (61–89)

Knee Society function score

59.7 ± 15.0 (10–80)

61.3 ± 10.7 (40–90)

WOMAC score

42.1 ± 16.4 (10–85)

39.8 ± 11.9 (14–57)

Pain

9.9 ± 3.6 (2–18)

9.6 ± 2.6 (3–15)

Stiffness

3.0 ± 1.7 (0–7)

3.1 ± 1.7 (1–7)

Function

29.2 ± 12.5 (7–62)

27.2 ± 9.4 (9–47)