Table 3 The association between sleep habits and oral symptoms among Korean youths (n = 54,766)
Variables | Toothache or throbbing | Toothache when chewing | Gingival pain and bleeding | Pain in tongue and buccal mucosa inside mouth | Halitosis |
|---|---|---|---|---|---|
Adjusted OR (95% CI) | Adjusted OR (95% CI) | Adjusted OR (95% CI) | Adjusted OR (95% CI) | Adjusted OR (95% CI) | |
Sleep typesa | |||||
 A | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
 B | 1.06 (0.99–1.13) | 1.08 (1.02–1.15) | 0.99 (0.92–1.06) | 1.06 (0.98–1.16) | 1.00 (0.94–1.07) |
Sleep durationb | |||||
 < 6 | 1.23 (1.11–1.36) | 1.15 (1.06–1.26) | 1.31 (1.19–1.45) | 1.35 (1.18–1.54) | 1.13 (1.02–1.24) |
 6 ≤  < 7 | 1.16 (1.07–1.26) | 1.17 (1.09–1.25) | 1.18 (1.08–1.29) | 1.21 (1.09–1.36) | 1.13 (1.04–1.22) |
 7 ≤  < 8 | 1.13 (1.05–1.22) | 1.12 (1.05–1.19) | 1.13 (1.04–1.22) | 1.12 (1.01–1.24) | 1.07 (1.00–1.14) |
 ≥ 8 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Sleep quality | |||||
 High | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
 Middle | 1.23 (1.16–1.30) | 1.30 (1.24–1.37) | 1.14 (1.07–1.21) | 1.15 (1.06–1.25) | 1.18 (1.11–1.25) |
 Low | 1.70 (1.60–1.81) | 1.73 (1.65–1.82) | 1.43 (1.34–1.52) | 1.60 (1.47–1.74) | 1.51 (1.41–1.59) |