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Table 6 Correlation of data of patients and headache character with Vitamin D, calcium, and magnesium serum level

From: Elucidation of the levels of vitamin D, calcium, and magnesium in the serum of Egyptian migraine patients: a case-control study

 

Vitamin D level

Calcium

Magnesium

r value

p value

r value

p value

r value

p value

Age

− 0.052

0.69

0.180

0.17

− 0.082

0.53

BMI

− 0.475

< 0.001*

0.348

0.007*

− 0.307

0.017*

Frequency of attacks

− 0.70

< 0.001*

− 0.546

− 0.55

− 0.546

< 0.001*

Duration of attacks

− 0.363

0.004*

− 0.244

0.06

− 0.533

< 0.001*

VAS

− 0.174

0.18

0.152

0.25

− 0.149

0.26

Level of disability on MIDAS

− 0.51

0.001*

0.115

0.38

− 0.552

< 0.001*

MIGSEV questionnaire

      

  Intensity of pain

− 0.17

0.21

− 0.25

0.05

0.16

0.23

  Nausea

− 0.14

0.29

− 0.09

0.45

− 0.34

0.007*

  Disability in daily activities

− 0.49

< 0.001*

0.12

0.35

-0.54

< 0.001*

  Tolerability

− 0.55

< 0.001*

− 0.24

0.07

− 0.52

< 0.001*

  MIGSEV (total score)

− 0.56

< 0.001*

− 0.17

0.21

− 0.51

< 0.001*

  1. BMI body mass index, VAS visual analogue scale, MIGSEV migraine severity questionnaire, MIDAS Migraine Disability Assessment
  2. *Significant