Table 2.
Median, minimum, and maximum values for pressure-pain threshold (Kg/f) in 14 patients with temporomandibular-disorder myofascial pain before and at different time-points after a single-injection of botulinum toxin.
| Time | ||||||
|---|---|---|---|---|---|---|
| Baseline | 1 Month | 3 Months | 6 Months | 6 Years | ||
| Anterior Temporalis |
Median | 0.51 | 0.89 | 1.02 * | 1.22 * | 1.18 * |
| Minimum | 0.30 | 0.26 | 0.32 | 0.45 | 0.56 | |
| Maximum | 0.75 | 1.44 | 1.62 | 1.62 | 2.05 | |
| Masseter | Median | 0.45 | 0.85 | 0.95 * | 1.07 * | 1.03 * |
| Minimum | 0.26 | 0.29 | 0.32 | 0.44 | 0.53 | |
| Maximum | 0.79 | 1.42 | 1.54 | 1.28 | 2.03 | |
* Significant difference compared to baseline (p < 0.05; Friedman test with Bonferroni test for multiple comparisons as posthoc test).