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Table 3 Multiple regression model for the prediction of 25OHD concentrations (ng/mL) in individuals with MetS (n = 180)

From: Predictors of 25-hydroxyvitamin D status among individuals with metabolic syndrome: a cross-sectional study

25OHD (ng/mL)
Predictors Β SE 95% CI p a R 2
Sun exposure score 0.164 0.06 0.05–0.28 0.006 0.104
Seasons
 Winter (Ref.)
 Spring 3.178 1.57 0.08–6.27 0.045  
 Summer 5.593 1.92 1.81–9.38 0.004  
 Autumn 3.108 2.29 − 1.42–7.64 0.18  
Sex 3.716 1.67 0.43–7.00 0.027  
WHR − 25.080 11.23 − 47.26–2.89 0.027  
Age (years) 0.0001 0.56 − 0.11–0.11 0.10  
Use of sunscreen
 Do not use (Ref.)
 Always use 2.671 1.41 − 0.11–5.45 0.06  
 Sometimes use − 3.91 8.91 − 21.52–13.69 0.66  
  1. β regression coefficient, SE standard error, CI confidence interval, Ref. reference group
  2. ap, for multiple comparisons: winter vs. spring, winter vs. summer, winter vs. autumn, spring vs. summer, spring vs. autumn, and summer vs. autumn