Table 1 Baseline demographic and clinical characteristics

Participants

74

75

Age, in years (mean, SD)

59.6 (8.0)

60.3 (6.9)

Female gender

27 (37%)

33 (44%)

BMI (mean, SD)

27.5 (3.0)

26 (3.0)

KOOS Pain (mean, 95% CI)

61.2 (58.7–63.7)

61.1 (58.7–63.6)

KOOS Symtom (mean, 95% CI)

64.6 (61.8–67.2)

64.4 (61.7–67.1)

KOOS ADL (mean, 95% CI)

65.3 (62.9–67.7)

65.1 (62.7–67.5)

KOOS Sport/Rec (mean, 95% CI)

14.6 (21.6–27.6)

25.0 (22.0–28.0)

KOOS QoL (mean, 95% CI)

52.2 (49.4–55.0)

52.3 (49.5–55.1)

KSS Score (mean, 95% CI)

64.3 (60.3–67.6)

64.0 (60.3–67.6)

KSS Function (mean, 95% CI)

67.0 (64.0–70.1)

67.1 (64.0–70.3)