ALL HP group LP group p value
Number 79 40 39  
(Male/female) (35/44) (16/24) (19/20) 0.9178
Educational level (years) 9.30 (4.07) 10.13 (3.61) 8.46 (4.37) 0.0693
Age at dementia onset (years) 76.68 (9.47) 75.35 (8.47) 78.05 (10.37) 0. 2068
Age at testing (years) 79.85 (9.07) 78.30 (8.29) 81.44 (9.65) 0. 1251
FAST score 4.99 (1.07) 4.50 (0.75) 5.49 (1.12) <0.0001*
MMSE score 10.87 (7.80) 17.35 (4.14) 4.23 (4.24) -
Data are given as the mean (S.D.), except for the number of patients.
AD: Alzheimer’s disease
HP group: Alzheimer’s disease patients with an MMSE score≥12.
LP group: Alzheimer’s disease patients with an MMSE score<12.
FAST: Functional Assessment Staging
MMSE: Mini-Mental State Examination
The HP and LP groups were compared for sex ratio using the c2 test, while other demographic data, cognitive function, and BPSD were compared between these two groups using Student’s t-test.

Table 1: Demographic data of all AD patients, the HP group, and the LP group.
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