Table 2.
Distribution of study participants' responses to Fonseca's questionnaire.
| Questions | Yes N (%) | Sometimes N (%) | Combined Yes/Sometimes N (%) | No N (%) |
|---|---|---|---|---|
| 1. Do you have difficulty opening your mouth wide? | 44 (5) | 142 (16.1) | 186 (21) | 698 (79) |
| 2. Do you have difficulty moving your jaw to the side? | 36 (4.1) | 72 (8.1) | 108 (12.2) | 776 (87.8) |
| 3. Do you feel fatigue or muscle pain when you chew? | 38 (4.3) | 181 (20.5) | 219 (24.8) | 665 (75.2) |
| 4. Do you have headaches? | 138(15.6) | 370 (41.9) | 508 (57.5) | 376 (42.5) |
| 5. Do you have neck pain or a stiff neck? | 97 (11) | 253 (28.6) | 350 (39.6) | 534 (60.4) |
| 6. Do you have earache or pain in that area (temporomandibular joint)? | 49 (5.5) | 134 (15.2) | 183 (20.7) | 701 (79.3) |
| 7. Have you ever noticed any noise in your temporomandibular joint while chewing or opening your mouth? | 117 (13.2) | 184 (20.8) | 301 (34) | 583 (66) |
| 8. Do you have any habits such as clenching or grinding your teeth? | 112 (12.7) | 165 (18.7) | 277 (31.3) | 607 (68.7) |
| 9. Do you feel that your teeth do not come together well? | 182 (20.6) | 150 (17) | 332 (37.6) | 552 (62.4) |
| 10. Do you consider yourself a tense (nervous) person? | 214 (24.2) | 367 (41.5) | 581 (65.7) | 303 (34.3) |