Table 1. Characteristics of patients with navPPA.

Characteristics	Case 1	Case 2	Case 3
Age (yr)	82	73	76
Gender	Men	Men	Men
Education (yr)	16	6	6
APOE genotype	ε3/ε3	ε3/ε3	ε3/ε3
K-MMSE	26	26	29
CDR	0.5	0.5	0.5
Disease duration (mon)	36	19	12
K-WAB	Transcortical motor aphasia, slow speech, hypokinetic dysarthria, AOS	Transcortical motor aphasia, slow speech, hypokinetic dysarthria, AOS	Anomic aphasia, slow initiation of speech, spastic dysarthria, hypokinetic dysarthria, AOS

NavPPA: nonfluent/agrammatic variant primary progressive aphasia, APOE: apolipoprotein E, K-MMSE: Korean version of Mini-Mental State Examination, CDR: Clinical Dementia Rating, K-WAB, Korean version of the Western Aphasia Battery, AOS: apraxia of speech.