| 1st Visit | 2 week | Final |
D | 6.74 ± 2.26 | 3.90 ± 2.52 | 2.94 ± 2.49 |
D + A/A | 7.29 ± 1.99 | 5.46 ± 2.59 | 3.65 ± 2.83 |
C | 8.13 ± 2.30 | 6.63 ± 1.71 | 3.56 ± 1.92 |
All | 7.22 ± 2.18 | 5.11 ± 2.27 | 3.46 ± 2.41 |