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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