Table 1. Clinical characteristics of patients with PiB(-) and PiB(+) SVaD.

	PiB(-) (n = 45)	PiB(+) (n = 23)	p
Demographics
Age	71.9±7.4	78.1±4.7	<0.001
Gender, M:F	21:24	06:17	0.101
Education	8.3±4.8	9.1±5.5	0.523
Risk factors
Hypertention	36 (80%)	18 (78.3%)	1.000
Diabetes	11 (24.4%)	6 (26.1%)	0.882
Hyperlipidemia	20 (44.4%)	6 (26.1%)	0.141
Cognition
MMSE	21.4±4.7	18.7±4.9	0.036
CDR-SOB	6.0±3.8	6.5±3.8	0.61
MRI markers
WMH volume, ml	41.9±15.6	45.5±22.9	0.447
Total lacune, n	21.1±18.3	7.0±6.9	<0.001
Intracranial volume	1381.4±134.3	1390.4±155.1	0.804
APOE genotype
APOE4 carriers	9 (21.4%)	10 (43.5%)	0.062
Medication
Antipsychotics	1 (2.2%)	2 (8.7%)	0.219
Antidepressant	5 (11.1%)	2 (8.7%)	0.756
Anxiolytics	4 (8.9%)	4 (17.4%)	0.303

Abbreviations: PiB, Pittsburgh compound B; MMSE, Mini-Mental State Examination; CDR-SOB, clinical dementia rating sum of boxes; WMH, white matter hyperintensities; APOE4, Apolipoprotein E epsiolon 4.