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Comparison on muscle tone in both groups (Mean ± SD).
| Variable | TMD Group (n1 = 30) |
Non-TMD Group (n2 = 30) |
p-Value | |
|---|---|---|---|---|
| Masseter | Frequency (Hz) | 24.1 ± 2.8 | 21.4 ± 2.4 | <0.001 |
| Decrement (log) | 1.5 ± 0.3 | 1.6 ± 0.3 | 0.35 | |
| Stiffness (N/m) | 507.2 ± 63.4 | 435.2 ± 71.2 | <0.001 | |
| SCM | Frequency (Hz) | 16.5 ± 1.3 | 14.8 ± 1.5 | <0.001 |
| Decrement (log) | 1.4 ± 0.2 | 1.4 ± 0.2 | 0.76 | |
| Stiffness (N/m) | 281.6 ± 52.8 | 246.0 ± 41.2 | 0.005 | |
SCM: Sternocleidomastoid muscle.
