Table 2.
Total intracranial volume (mL) of intracranial structure in EM patients, CM patients and NCs
| EM patients (n = 16) | CM patients (n = 16) | NCs (n = 24) | P-value | |
|---|---|---|---|---|
| Gray matter | 681.67±48.85 | 657.89±65.18 | 660.53±56.46 | 0.064 |
| White matter | 493.25±41.38 | 480.18±46.69 | 493.74±39.59 | 0.346 |
| Cerebrospinal fluid | 287.97±32.45 | 276.92±38.75 | 282.04±31.71 | 0.666 |
| Total intracranial volume | 1462.89±113.84 | 1414.99±144.17 | 1436.71±122.73 | 0.233 |
Data are expressed as the mean ± SD (one-way analysis of variance). CM: Chronic migraine; EM: episodic migraine; NCs: normal controls.