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Frequency distribution of painful TMD (n = 105).
| Painful TMD | Non-painful TMD (n = 4) + non-TMD (n = 68) | |
|---|---|---|
| SB (n = 53) | 25 (23.81%) | 28 (26.67%) |
| Non-SB (n = 52) | 8 (8.62%) | 44 (41.90%) |
| Total | 33 (31.43%) | 72 (68.57%) |
SB sleep bruxism, TMD temporomandibular disorder, df degrees of freedom.
