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Table 3 The association between sleep habits and oral symptoms among Korean youths (n = 54,766)

From: Association between sleep habits and symptoms of oral disease in adolescents: the 2017 Korea Youth Risk Behavior Web-based Survey

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)
  1. The data were analyzed by enter logistic regression analysis
  2. Adjusted for gender, school level, grade, household economic status, tooth brushing frequency, flossing habits
  3. OR odds ratio, CI confidence interval
  4. aTimes a day
  5. bHours