Table 1.

Patient characteristics of the two groups.

	DPI (n = 23)	Non-DPI (n = 21)	p value
Male gender, no. (%)	19 (82.6)	15 (71.4)	0.481
Age (mean ± SD, years)	55.5 ± 12.4	50.2 ± 10.4	0.132
Hypertension, no. (%)	17 (73.9)	17 (81.0)	0.724
Diabetes mellitus, no. (%)	6 (26.1)	6 (28.6)	0.853
Hyperlipidemia, no. (%)	9 (39.1)	8 (38.1)	0.944
Current smoking, no. (%)	13 (56.5)	11 (52.4)	0.783
Onset to WB-VWI time (mean ± SD, days)	8.9 ± 3.9	10.8 ± 2.8	0.073

DPI, deep-perforator infarction; SD, standard deviation; WB-VWI, whole-brain vessel-wall imaging.