The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 4 Significant extracranial carotid stenosis (> 50%) and intracranial focal area of stenosis, in relation to MRI (SVD) score

From: Transcranial Doppler assessment of patients with cerebral small vessel disease

MRI (SVD score)	Significant extracranial carotid stenosis (> 50%)						Intracranial focal stenosis
	No (n = 40)		Yes (n = 10)		Chi-square test		No (n = 24)		Yes (n = 26)		Chi-square test
	No	%	No	%	× 2	p value	No	%	No	%	× 2	p value
Fazekas
No	22	55.0	4	40.0%	0.721	0.396	12	50.0	14	53.8	0.074	0.786
Yes	18	45.0	6	60.0%	0.721	0.396	12	50.0	12	46.2
Lacunae
No	4	10.0	0	0.0%	1.087	0.297	4	16.7	0	0.0	4.710	0.030*
Yes	36	90.0	10	100.0%	1.087	0.297	20	83.3	26	100.0
EPVS
No	14	35.0	4	40.0%	0.087	0.768	12	50.0	6	23.1	3.926	0.048*
Yes	26	65.0	6	60.0%	0.087	0.768	12	50.0	20	76.9
Microbleeds
No	20	50.0	0	0.0%	8.333	0.004*	10	41.7	10	38.5	0.053	0.817
Yes	20	50.0	10	100.0%	8.333	0.004*	14	58.3	16	61.5
Total MRI (SVD score)
1.00	6	15.0	0	0.0%	10.096	0.018*	6	25.0	0	0.0
2.00	10	25.0	2	20.0%			4	16.7	8	30.8	8.087	0.044*
3.00	22	55.0	4	40.0%			12	50.0	14	53.8
4.00	2	5.0	4	40.0%			2	8.3	4	15.4

The asterisk denotes statistically significant value

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