Table 2. Pain evaluations.
| Tests | Pre | Post | P value | |
|---|---|---|---|---|
| NRS pain | 7.5 (5.0 to 8.38) | 3.0 (1.63 to 6.5) | < 0.001 * | |
| McGill Pain Questionnaire | PRI-TOT | 31.85 ± 12.17 | 23.35 ± 16.70 | 0.001 * |
| NWC | 12.6 ± 4.56 | 9.05 ± 6.07 | 0.001 * | |
| Brief Pain Inventory | Interference score | 59.36 ± 20.45 | 34.70 ± 29.94 | < 0.001 * |
| Worst pain | 66.02 ± 19.12 | 46.58 ± 31.0 | 0.002 * | |
| Average pain | 55 (35 to 70) | 35 (15 to 50) | < 0.001 * | |
| Least pain | 30 (10 to 55) | 5 (0 to 40) | 0.077 | |
Data are expressed in mean ± standard deviations or medians and (in parenthesis) first and third quartiles, depending on data normality. NRS: 11-point numeric rating scale; McGill Pain Questionnaire: PRI-TOT: Pain Rating Index-Total; NWC: Number of Words Chosen.
*: significant differences between pre and post values.