Table 2 Multivariable linear regression of age at MS symptom onset on serum 25(OH)D levels adjusted for season of sampling and disease characteristics.

From: Seasonal variability of serum 25-hydroxyvitamin D on multiple sclerosis onset

Variables

Univariable

Multivariable*

β

SE

P

β

SE

P

Age

0.95

0.06

8.4E−18

–

–

–

Sex, female

3.67

3.65

0.32

6.39

4.23

0.14

Serum 25(OH)D—Unadj

0.05

0.08

0.52

–

–

–

Serum 25(OH)D—Adj

0.01

0.08

0.91

0.06

0.10

0.56

Relapsing activity

0.88

3.05

0.77

− 0.77

3.41

0.82

OCB (+)

− 4.19

3.85

0.28

1.02

4.32

0.81

CSF IgG index

− 4.79

1.80

0.011

− 5.35

2.31

0.028

EDSS ≥ 2

− 0.13

3.10

0.96

0.72

3.32

0.83

  1. Associations reaching statistical significance (P < 0.05) are highlighted in bold.
  2. *All the variables listed were included in the final model.
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