Table 1.

Demographic data and vascular risk factors of ischaemic stroke (IS) and matched control (MC) groups.

	IS group n = 23	MC group n = 7	P*
Age [mean (± s.d.)]	63·9 (±8·9)	66·0 (±9·1)	0·36†
Sex (female)	2 (9%)	3 (43%)	0·07
Arterial hypertension	14 (78%)	6 (60%)	0·4
Atrial fibrillation	1 (4%)	0	1·0
Ischaemic heart disease	4 (17%)	1 (14%)	1·0
Hypercholesterolaemia (taking statins)	6 (26%)	0	0·29
Current smoking	11 (48%)	2 (29%)	0·42
Anti-platelet treatment
None	2 (9%)	4 (57%)
Aspirine	10 (43%)	2 (29%)	1·0‡
Ticlopidine/clopidogrel	11 (48%)	1 (14%)

^*Fisher's exact two-tailed P-value for the comparison of proportions.

^†Mann–Whitney test for two groups.

^‡P-value refers to the comparison between patients and controls that were on anti-platelet treatment.