Table 2.

Correlations between HCT and in-person cognitive scores and AD biomarkers

Variables	HCT total score
	r	p value
K-MMSE, total score	0.822	< 0.001*
RCFT delayed recall, percentile	0.486	0.035*
SVLT delayed recall, percentile	0.434	0.063
Stroop test, color reading, percentile	0.485	0.035*
Plasma amyloid β, ng/mL	-0.319	0.184
Volumetry_hippocampus, ml3	0.369	0.120
WMH, volume, ml3	-0.116	0.635
Lacune, n	-0.016	0.949
Microbleed, n	0.002	0.994

*Partial correlation coefficient analysis was used after adjustment for age, gender, and education

HCT: home-based cognitive test, AD: Alzheimer’s disease, K-MMSE: Korean version of Mini-Mental State Examination, RCFT: Rey complex figure test, SVLT: Seoul verbal learning test, WMH: white matter hyperintensities