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Table 2 Thyroid function and ultrasound between cases and control

From: Migraine and tension headache comorbidity with hypothyroidism in Egypt

Characteristic Case (n = 212) Control (n = 100) p value
Thyroid function    0.001
 Euthyroid: no. (%) 149 (70.3%) 90 (90%)
 Subclinical hypothyroidism: No. (%) 50 (23.6%) 9 (9%)
 Overt hypothyroidism: no. (%) 13 (6.1%) 1 (1%)
Thyroid ultrasound    0.027
 Normal: no. (%) 190 (89.6%) 97 (97%)
 Abnormal: no. (%) 22 (10.4%) 3 (3%)
  1. P value is significant if ≤ 0.050