Differences in chewing difficulty according to general characteristics
| Chewing difficulty | χ2 ( |
|||
|---|---|---|---|---|
| No (N, %) | Yes (N, %) | |||
| Gender | Male | 1,405 (79.6) | 361 (20.4) | 19.816 (< 0.001) |
| Female | 1,494 (85.3) | 258 (14.7) | ||
| Age group | 20 - 39 | 927 (92.7) | 73 (7.3) | 195.968 (< 0.001) |
| 40 - 64 | 1,538 (82.7) | 322 (17.3) | ||
| 65 - 80 | 434 (66.0) | 224 (34.0) | ||
| Income | Low | 671 (76.9) | 202 (23.1) | 31.950 (< 0.001) |
| Middle-low | 697 (82.4) | 149 (17.6) | ||
| Middle-high | 743 (83.2) | 150 (16.8) | ||
| High | 788 (87.0) | 118 (13.0) | ||
| Education level | Elementary school | 231 (58.8) | 162 (41.2) | 235.751 (< 0.001) |
| Middle school | 182 (69.7) | 79 (30.3) | ||
| High school | 1,017 (83.4) | 203 (16.6) | ||
| ≥ College | 1,469 (89.4) | 175 (10.6) | ||
| Economic activities | Yes | 1,950 (84.2) | 365 (15.8) | 15.611 (< 0.001) |
| No | 949 (78.9) | 254 (21.1) | ||
| Drinking | Non-drinker | 1,245 (80.8) | 296 (19.2) | 4.921 (0.029) |
| Drinker | 1,654 (83.7) | 323 (16.3) | ||
| Smoking | Non-smoker | 2,451 (83.6) | 482 (16.4) | 16.412 (< 0.001) |
| Smoker | 448 (76.6) | 137 (23.4) | ||
| Health level | Good | 1,088 (88.6) | 140 (11.4) | 114.542 (< 0.001) |
| Normal | 1,363 (83.1) | 277 (16.9) | ||
| Bad | 448 (68.9) | 202 (31.1) | ||
| Oral health level | Good | 596 (93.1) | 44 (6.9) | 424.032 (< 0.001) |
| Normal | 1,577 (91.0) | 156 (9.0) | ||
| Bad | 726 (63.4) | 419 (36.6) | ||
| Hypertension | None | 2,143 (85.3) | 369 (14.7) | 51.154 (< 0.001) |
| Risk | 756 (75.1) | 250 (24.9) | ||
| Diabetes | None | 2,578 (84.1) | 486 (15.9) | 49.213 (< 0.001) |
| Risk | 321 (70.7) | 133 (29.3) | ||
