Table 2. Comparison of passive knee extension (PKE) between the groups.
| Variables | Group A | Group B | Group C |
|---|---|---|---|
| Baseline | 27.8 (3.8) | 29.2 (3.8) | 28.3 (2.7) |
| Day 1 | 23.1 (3.8) | 21.8 (4.1) | 27.4 (2.9)†‡ |
| Day 3 | 21.4 (3.6) | 19.6 (4.1) | 27.3 (3.1)†‡ |
| Day 5 | 19.7 (3.7) | 17.2 (3.7) | 27.2 (2.8)†‡ |
| Day 12 | 19.7 (3.7) | 17.5 (3.7) | 27.1 (3.1)†‡ |
| Change | 8.1 (0.1)* | 11.7 (0.1)* | 1.3 (0.4)†‡ |
Values are means (SD) for range of motion (degrees); * Significant at p < 0.05 (ANOVA); †Significant between groups A and C; ‡Significant between groups B and C; Change from baseline to day 12