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Table 3 Association between oral health impacts and SF-8 summary scores, Thai Cohort Study 2005-9

From: Longitudinal associations between oral health impacts and quality of life among a national cohort of Thai adults

Age Oral health impacts in 2005* 2009 SF-8 Coefficients and adjusted mean scores** [95% Confidence Intervals]
Physical Component Summary Mental Component Summary
Coefficients Adjusted means Coefficients Adjusted means
<40      
  0 (reference)   50.5 [49.8-51.1]   43.2 [42.4-44.0]
  1 impact -1.26[-1.44, -1.08] 49.2 [48.4-50.1] -2.27 [-2.49, -2.05] 40.9 [39.9-42.0]
  2 impacts -1.90[-2.17, -1.63] 48.6 [47.7-49.5] -2.96 [-3.30, -2.63] 40.3 [39.1-41.4]
  3 impacts -2.62[-3.16, -2.08] 47.9 [46.7-49.1] -4.60 [-5.27, -3.93] 38.6 [37.1-40.1]
≥40      
  0 (reference)   51.4 [50.4-52.4]   41.5 [40.3-42.6]
  1 impact -1.53[-1.77, -1.29] 49.8 [48.6-51.1] -1.95 [-2.22, -1.67] 39.5 [38.1-40.9]
  2 impacts -2.15[-2.50, -1.79] 49.2 [47.9-50.6] -2.86 [-3.26, -2.45] 38.6 [37.1-40.2]
  3 impacts -2.89 [-3.63, -2.15] 48.5 [46.7-50.2] -3.74 [-4.59, -2.90] 37.7 [35.7-39.7]
  1. *Oral health impacts include the following: difficulty chewing and/or swallowing; difficulty speaking and/or discomfort with social interaction; and pain associated with teeth or dentures.
  2. **Adjusted for variables in Table 1 including socio-demo-geographic characteristics (age in years, sex, household monthly income, household residence), health-risk behaviors (smoking and alcohol drinking), chronic conditions (diabetes, hypertension, heart diseases), number of teeth at baseline.