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Table 5 Correlation between age, disease duration, headache frequency and headache intensity with serum level of protein C, protein S and anti-thrombin III

From: Association between blood coagulability and migraine

Variables Protein C
(IU/dl)
Protein S
(IU/dl)
Anti-thrombin III (IU/dl)
Correlation coefficient (R) p value Correlation coefficient (R) p value Correlation coefficient (R) p value
Age 0.289 0.092 − 0.247 0.153 0.206 0.235
Disease duration 0.038 0.828 − 0.200 0.249 0.057 0.746
Headache frequency 0.239 0.167 − 0.218 0.208 − 0.120 0.494
Headache intensity 0.399 0.017* − 0.067 0.701 0.269 0.118
  1. *Statistically significant at p ≤ 0.05