|
| Visit 1 (N = 259) N(%) | Visit 2 (N = 259) N(%) | Visit 3 (N = 259) N(%) |
| No Pain | 177 (68.3%) | 205 (79.2%) | 212 (81.9%) |
| Little pain | 78 (30.2%) | 52 (20.1%) | 46 (17.8%) |
| Mild pain | 4 (1.5%) | 2 (0.7%) | 1 (0.3%) |
| Moderate pain | - | - | - |
| Severe pain | - | - | - |
| Worst pain | - | - | - |
| P value (Chi square test) |
| 0.001 (Chi-square value 7.817) | 0.001 (Chi-square value 12.645) |