Right-to-Left Shunt Does Not Increase the Incidence of Silent Lacunar Infarcts in Patients with Migraine

Table 3

Prevalence of silent lacunar infarcts in different age groups.

Groups	MRI findings	RLS subgroup	Non-RLS subgroup
		(%)	(%)
<50-year-old; (total 207)	Existence of silent lacunar infarcts	15/95	20/112
		(15.8%)	(17.9%)
	Absence of silent lacunar infarcts	80/95	92/112
		(84.2%)	(82.1%)
≥50-year-old; (total 56)	Existence of silent lacunar infarcts	17/32	9/24
		(53.1%)	(37.5%)
	Absence of silent lacunar infarcts	15/32	15/24
		(46.9%)	(62.5%)