| Controls (N = 40) | VDP (N = 23) | Mann-Whitney U | P level |
| Median (IQR) | Median (IQR) | ||
Total | 13.00 (12.00 - 13.75) | 45.00 (20.00 - 53.00) | 70.000 | <0.001* |
Functional | 4.00 (3.00 - 5.00) | 14.00 (8.00 - 18.00) | 113.500 | <0.001* |
Physical | 4.00 (3.00 - 5.00) | 18.00 (6.00 - 23.00) | 127.500 | <0.001* |
Emotional | 5.00 (3.00 - 5.00) | 14.00 (7.00 - 16.00) | 118.500 | <0.001* |