Skip to main content

Table 2 Adjusted OR (95% CI) of Korean adults having diabetes mellitus by category of combination of 25-hydroxyvitamin D quartile and urinary arsenic quartile, adjusted for covariates#

From: Association of Diabetes Mellitus with a Combination of Vitamin D Deficiency and Arsenic Exposure in the Korean General Population: Analysis of 2008–2009 Korean National Health and Nutrition Examination Survey Data

Model Independent variables Odds ratio 95% Confidence Interval
Model 1
  Age (years) 1.060 1.046~1.074
  Body mass index (kg/m2) 1.162 1.108~1.218
  Sex   
      Men Ref  
      Women 1.053 0.697~1.351
  Quartile of serum 25-hydroxyvitamin D   
      1. 1st Q ( ≤ 30.02) 1.250 0.827~1.888
      2. 2nd Q (31.02 < Q ≤ 44.11) 1.395 0.931~2.091
      3. 3rd Q (44.11 < Q ≤ 55.99) 1.216 0.804~1.838
      4. 4th Q ( > 55.99) Ref  
Model 2
  Age (years) 1.057 1.042~1.071
  Body mass index (kg/m2) 1.163 1.108~1.220
  Sex   
      Men Ref  
      Women 1.015 0.679~1.518
  Quartile of urinary arsenic   
      1. 1st Q ( ≤ 69.67) Ref  
      2. 2nd Q (69.67 < Q ≤ 114.86) 1.056 0.646~1.727
      3. 3rd Q (114.86 < Q ≤ 159.48) 1.200 0.742~1.940
      4. 4th Q ( > 159.48) 1.654 1.038~1.518
Model 3
      Age (years) 1.074 1.026~1.123
      Body mass index (kg/m2) 1.260 1.134~1.400
  Sex   
      Men Ref  
      Women 0.776 0.239~2.519
  Combination of Vitamin D & AsU   
      1. Vitamin D 4thQ + AsU 1stQ Ref  
      2. Vitamin D 1stQ + AsU 4thQ 3.023 1.004~9.105
  1. #Covariates: residence location (urban or rural), season, education level, smoking & drinking status, regular exercise & walking and seafood consumption; Q, quartile; AsU, urinary arsenic (g/g creatinine).