Table 3. Pain score change at first visit, 3 and 6 months.
| Parameter | Mean with range | p |
| Pain score at first visit (PT0) | 6.24 (0-10) | |
| Pain score at 3 months (PT3) | 0.94 (0-6) | |
| Pain score at 6 months (PT6) | 0.78 (0-6) | |
| Pain score at 3 months compared to diagnosis (PT3 - PT0) | < 0.0001 | |
| Pain score at 6 months compared to diagnosis (PT6 - PT0) | < 0.0001 | |
| Pain score at 6 months compared to 3 months (PT6 - PT3) | 0.863 |