Table 3 Results of the self-report questionnaires as a percentage and number of the 80 patients presenting with TMD-associated complaints (gold standard examiner results presented) and patient group comparisons; NoTMDdx: no TMD diagnosis according to Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) decision trees; TMDdx: TMD diagnosis according to DC/TMD decision trees
Instrument | Interpretation | P-value | ||||
|---|---|---|---|---|---|---|
GCPS (1 month) | Grade 0 | Grade I | Grade II | Grade III | Grade IV | |
All patients (80) | 8.8 (7) | 76.3 (61) | 5.0 (4) | 7.5 (6) | 2.5 (2) | – |
NoTMDdx (17) | 11.8 (2) | 76.5 (13) | 5.9 (1) | 5.9 (1) | 0.0 (0) | 0.523 |
TMDdx (63) | 7.9 (5) | 76.2 (48) | 4.8 (3) | 7.9 (5) | 3.2 (2) | |
PHQ-9 | None | Mild | Moderate | Mod-Severe | Severe | – |
All patients (80) | 61.3 (49) | 23.8 (19) | 12.5 (10) | 2.5 (2) | 0.0 (0) | |
NoTMDdx (17) | 70.6 (12) | 17.6 (3) | 11.8 (2) | 0.0 (0) | 0.0 (0) | 0.383 |
TMDdx (63) | 58.7 (37) | 25.4 (16) | 12.7 (8) | 3.2 (2) | 0.0 (0) | |
PHQ-15 | None | Mild | Moderate | Severe | – | |
All patients (80) | 42.5 (34) | 41.3 (33) | 13.8 (11) | 2.5 (2) | ||
NoTMDdx (17) | 64.7 (11) | 23.5 (4) | 11.8 (2) | 0.0 (0) | 0.063 | |
TMDdx (63) | 36.5 (23) | 46.0 (29) | 14.3 (9) | 3.2 (2) | ||
GAD-7 | None | Mild | Moderate | Severe | – | |
All patients (80) | 72.5 (58) | 20.0 (16) | 6.3 (5) | 1.3 (1) | ||
NoTMDdx (17) | 70.6 (12) | 23.5 (4) | 5.9 (1) | 0.0 (0) | 0.898 | |
TMDdx (63) | 73.0 (46) | 19.0 (12) | 6.3 (4) | 1.6 (1) | ||