Associations among gastroesophageal reflux disease, mental disorders, sleep and chronic temporomandibular disorder: a case–control study

Temporomandibular disorders (TMDs) are a family of pain-related disorders associated with impaired function in the jaw, temporomandibular joint and muscles of mastication. Our objectives were to evaluate the association between chronic TMD and gastresophageal reflux disease (GERD) and to determine whether mental disorders or undermined sleep mediates this association.We conducted a case-control study involving 1522 consecutive adult patients...