A volumetric magnetic resonance imaging study in migraine

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

	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