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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