WOMAC Physical Function | WOMAC Pain | WOMAC Stiffness | KOOS Pain | KOOS Other Symptoms | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Time | N (%) | OR (95% CI) | N (%) | OR (95% CI) | N (%) | OR (95% CI) | N (%) | OR (95% CI) | N (%) | OR (95% CI) |
t0–3 | 12 (17.1) | 0.45 (0.19 to 1.07) | 8 (11.4) | 0.35 (0.13 to 0.93) | 9 (12.9) | 0.46 (0.21 to 1.01) | 17 (26.2) | 0.27 (0.13 to 0.56) | 13 (18.6) | 0.18 (0.08 to 0.41) |
t0–2 | 14 (14.3) | 0.37 (0.17 to 0.81) | 11 (11.2) | 0.38 (0.16 to 0.88) | 9 (9.2) | 0.33 (0.15 to 0.70) | 20 (22.2) | 0.22 (0.11 to 0.43) | 25 (25.5) | 0.39 (0.20 to 0.75) |
t0–1 | 44 (26.8) | 0.96 (0.54 to 1.69) | 35 (21.3) | 0.97 (0.53 to 1.76) | 30 (18.4) | 0.70 (0.41 to 1.19) | 62 (39.7) | 0.61 (0.37 to 1.02) | 51 (32.7) | 0.59 (0.34 to 1.01) |
t0 | 46 (27.2) | Ref. | 37 (22.0) | Ref. | 40 (24.0) | Ref. | 79 (48.2) | Ref. | 66 (39.3) | Ref. |
t0+1 | 36 (22.6) | 0.74 (0.41 to 1.34) | 26 (16.4) | 0.63 (0.33 to 1.19) | 23 (14.6) | 0.55 (0.31 to 0.97) | 64 (42.7) | 0.75 (0.45 to 1.24) | 54 (34.6) | 0.81 (0.47 to 1.39) |
t0+2 | 36 (23.5) | 0.82 (0.45 to 1.49) | 28 (18.3) | 0.75 (0.40 to 1.41) | 23 (15.0) | 0.59 (0.33 to 1.05) | 54 (37.8) | 0.56 (0.33 to 0.94) | 59 (38.8) | 1.06 (0.62 to 1.80) |
t0+3 | 32 (24.2) | 0.87 (0.47 to 1.64) | 16 (12.1) | 0.42 (0.20 to 0.89) | 26 (19.7) | 0.83 (0.47 to 1.47) | 48 (38.1) | 0.58 (0.33 to 1.00) | 47 (35.6) | 0.94 (0.53 to 1.67) |
t0+4 | 21 (25.3) | 0.95 (0.46 to 1.98) | 14 (16.9) | 0.74 (0.33 to 1.65) | 14 (16.9) | 0.68 (0.34 to 1.38) | 30 (38.5) | 0.60 (0.31 to 1.15) | 23 (28.1) | 0.63 (0.31 to 1.27) |
t0+5 | 12 (21.1) | 0.64 (0.26 to 1.57) | 9 (15.8) | 0.63 (0.24 to 1.62) | 8 (14.0) | 0.54 (0.23 to 1.31) | 21 (38.9) | 0.60 (0.28 to 1.27) | 24 (42.9) | 1.57 (0.72 to 3.43) |
#KOOS, Knee injury and Osteoarthritis Outcome Score; OA, osteoarthritis; WOMAC, Western Ontario &McMaster Universities Osteoarthritis Index.