| Day 0 | Day 12 | Day 18 | p* |
---|---|---|---|---|
PVP-I group | 27.8 ± 25.3 | 19.4 ± 21 | 7.9 ± 13.9 |  |
NS group | 29.8 ± 11.7 | 10.3 ± 7.7 | 7.3 ± 7.8 | 0.08 |
Control group | 24.3 ± 14.3 | 15.6 ± 19.1 | 7.7 ± 10.9 |  |
Total | 26.9 ± 14 | 15 ± 14.5 | 7.7 ± 8.2 | < 0.001 |