Table 3 Prevalence of TMD and frequency distribution of TMD diagnosis based on symptom questionnaire and clinical examination of Axis-I of Diagnostic Criteria for Temporomandibular Disorders (DC/TMD) among the variables
Variable | Present f (%) | Absent f (%) | Total (N) |
|---|---|---|---|
Overall prevalence of TMD (at least one TMD) | 91 (36.99) | 155 (63) | 246 |
Prevalence of pain-related TMD | 68 (27.64) | ||
Prevalence of intra-articular disorders | 25 (10.16) |
Diagnosis based on DC/TMD axis-I—combination of diagnostic questionnaire and clinical examination | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Â | Â | Independent variables | ||||||||||
Age | Gender | Marital status | Academic level | GPA | |||||||||
Total |  < 20 | 20–25 | > 25 | Male | Female | Single | Married | Preclinical | Clinical |  < 3 |  ≥ 3 | ||
Pain-related TMD | Myalgia | 62 (68.13) | 12 (19.35) | 31 (50) | 19 (30.64) | 21 (38.87) | 41 (66.12) | 24 (38.70) | 38 (61.29) | 22 (35.48) | 40 (64.51) | 37 (59.67) | 25 (40.32) |
Myofascial pain with referral | 6 (6.59) | 0 | 4 (66.66) | 2 (33.33) | 1 (16.66) | 5 (83.33) | 4 (66.66) | 2 (33.33) | 0 | 6 | 4 (66.66) | 2 (33.33) | |
Arthralgia | 12 (13.18) | 2 (16.66) | 6 (50) | 4 (33.33) | 3 (25) | 9 (75) | 5 (41.66) | 7 (58.33) | 4 (33.33) | 8 (66.66) | 5 (41.66) | 7 (58.33) | |
Headache attributed to TMD | 14 (15.38) | 3 (21.42) | 6 (42.85) | 5 (35.71) | 3 (21.42) | 11 (78.57) | 6 (42.85) | 8 (57.14) | 5 (35.71) | 9 (64.28) | 6 (42.85) | 8 (57.14) | |
Intra-articular disorders | DDWR | 21 (23.07) | 4 (19.04) | 11 (52.38) | 6 (28.57) | 8 (38.09) | 13 (61.90) | 9 (42.85) | 12 (57.14) | 4 (19.04) | 17 (80.95) | 11 (52.38) | 6 (28.57) |
DDWRIL | 3 (3.29) | 0 | 1 (33.33) | 2 (66.66) | 1 (33.33) | 2 (66.66) | 0 | 2 (66.66) | 1 (33.33) | 2 (66.66) | 2 (66.66) | 1 (33.33) | |
DDWTRLO | 1 (1.09) | 0 | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 | 0 | 1 (100) | 0 | 1 (100) | |