Background
Methods
Results
Demographics
Baseline characteristics | Study Group | Control Group |
---|---|---|
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) |
Primary endpoints
KSS
KSS function
KOOS
Outcomes | At baseline | At 52 follow up | Change from baseline | Between group | |||
---|---|---|---|---|---|---|---|
Unloader | Controls | Unloader | Controls | Unloader | Controls | difference | |
KOOS Pain | 61.2 (58.7, 63.7) | 61.1 (58.7, 63.6) | 68.9 (66.0, 71.8) | 63.7 (60.2, 67.3) | 7.7 (4.2, 11.2) | 2.6 (1.4, 6.6) | 5.2 (0.6, 9.8) |
KOOS Symptom | 64.5 (61.8, 67.2) | 64.4 (61.7, 67.1) | 72.4 (69.2, 75.6) | 65.4 (61.6, 69.3) | 7.9 (4.0, 11.8) | 1.0 (−3.4, 5.5) | 6.9 (1.9, 11.9) |
KOOS ADL | 65.3 (62.9, 67.7) | 65.1 (62.7, 67.5) | 75.2 (72.4, 78.0) | 66.9 (63.5, 70.3) | 9.8 (6.4, 13.3) | 1.8 (−2.1, 5.8) | 8.2 (3.8, 12.6) |
KOOS Sport/Rec | 24.6 (21.6, 27.6) | 25.0 (22.0, 28.0) | 40.2 (36.7, 43.8) | 27.8 (23.4, 32.1) | 15.7 (11.3, 20.0) | 2.8 (−2.2, 7.8) | 12.5 (6.8, 18.1) |
KOOS QOL | 52.2 (49.4, 55.0) | 52.3 (49.5, 55.1) | 55.7 (52.4, 59.0) | 49.5 (45.4, 53.6) | 3.5 (−0.6, 7.6) | −2.7 (−7.5, 2.0) | 6.1 (0.9, 11.4) |