Toothbrushing frequency by general characteristics and health behavior
| Variable | Toothbrushing frequency | χ2 (p-value) | |
|---|---|---|---|
| ≥2 | <2 | ||
| Gender | |||
| Men | 494 (93.4) | 35 (6.6) | 8.652 (0.003) |
| Women | 594 (97.1) | 18 (2.9) | |
| Age (yr) | |||
| 20-29 | 448 (94.5) | 26 (5.5) | 1.292 (0.256) |
| 30-39 | 640 (96.0) | 27 (4.0) | |
| Household income | |||
| High | 418 (95.9) | 18 (4.1) | 7.755 (0.051) |
| Above-average | 330 (96.5) | 12 (3.5) | |
| Below-average | 262 (94.9) | 14 (5.1) | |
| Low | 78 (89.7) | 9 (10.3) | |
| Education | |||
| ≥College | 725 (97.3) | 20 (2.7) | 18.627 (<0.001) |
| ≤High school | 363 (91.7) | 33 (8.3) | |
| Occupation | |||
| Other than blue-collar | 602 (96.8) | 20 (3.2) | 6.953 (0.031) |
| Blue-collar | 121 (92.4) | 10 (7.6) | |
| Jobless | 365 (94.1) | 23 (5.9) | |
| Alcohol intake | |||
| Drinker | 729 (96.4) | 27 (3.6) | 5.831 (0.016) |
| Non-drinker | 359 (93.2) | 26 (6.8) | |
| Smoking | |||
| Smoker | 214 (90.7) | 22 (9.3) | 14.694 (<0.001) |
| Non-smoker | 874 (96.6) | 31 (3.4) | |
| Total | 1,088 (95.4) | 53 (4.6) |
Values are presented as number (%). Chi-square test.
