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Table 2 Comparison between patients and control groups as regards total brain volumetry (mm3) and cortical thickness parameters (mm)

From: A volumetric magnetic resonance imaging study in migraine

  Patients group (n = 25) Control group (n = 25) Independent t-test
Mean SD Mean SD t P-value
Total brain volume 1,011,334.52 106,858.78 1,183,762.92 115,780.99 − 5.472  < 0.001**
 Cortex volume 432,924.76 48,463.31 501,448.68 50,811.57 − 4.879  < 0.001**
 Left cortex volume 216,000.84 23,741.19 250,407.44 25,410.40 − 4.947  < 0.001**
 Right cortex volume 216,923.92 24,793.39 251,041.16 25,522.06 − 4.794  < 0.001**
 Cerebral white matter volume 406,659.44 56,158.33 480,763.64 70,233.15 − 4.120  < 0.001**
Left cerebral white matter volume 203,287.80 27,722.18 241,162.76 35,458.76 − 4.207  < 0.001**
Right cerebral white matter volume 203,371.72 28,456.51 239,600.92 34,874.58 − 4.024  < 0.001**
Total gray volume 581,104.28 59,970.81 675,236.16 60,018.95 − 5.547  < 0.001**
Right cortical thickness 2.47 0.13 2.47 0.12 − 0.003 0.997
Left cortical thickness 2.47 0.12 2.47 0.14 − 0.027 0.979
  1. **p-value < 0.001 highly significant