Table 3.
Comparison of Lysholm scores between the two protocols
| Term | Model 1 | Model 2 | |||
|---|---|---|---|---|---|
| β (95% CI) | P value | β (95% CI) | P value | ||
| Time (0 month as reference) | |||||
| 1 month | 11.45 (10.601, 12.299) | < 0.001 | 11.45 (10.601, 12.299) | < 0.001 | |
| 3 months | 19.5 (18.651, 20.349) | < 0.001 | 19.5 (18.651, 20.349) | < 0.001 | |
| 6 months | 26.2 (25.351, 27.049) | < 0.001 | 26.2 (25.351, 27.049) | < 0.001 | |
| Protocol B (Protocol A as reference) | -3.3 (-6.48, -0.12) | 0.042 | -3.292 (-6.311, -0.274) | 0.033 | |
| 1 month: Protocol B | 1.25 (0.049, 2.451) | 0.041 | 1.25 (0.049, 2.451) | 0.041 | |
| 3 months: Protocol B | 1.6 (0.399, 2.801) | 0.009 | 1.6 (0.399, 2.801) | 0.009 | |
| 6 months: Protocol B | 2.3 (1.099, 3.501) | < 0.001 | 2.3 (1.099, 3.501) | < 0.001 | |
Model 1: unadjusted; Model 2: adjusted for age, sex, BMI, and Stoller grade. β indicates the fixed-effect estimate; CI, confidence interval; P values are two-sided. Baseline (0 month) and Protocol A are reference categories