LP group HP group p value Delusions 1.83 (2.00) 1.54 (2.39) 0.5648 Hallucinations 1.00 (1.11) 0.85 (1.20) 0.5563 Activity disturbance 3.69 (2.57)* 2.45 (2.32) 0.0268 Aggressiveness 1.65 (1.93) 2.49 (2.32) 0.0897 Rhythm disturbance 1.62 (0.71)* 0.90 (0.87) 0.0001 Affective disturbance 0.67 (1.08) 1.23 (1.17)* 0.0306 Anxiety 0.94 (1.35) 1.65 (2.06) 0.0891 Data are given as the mean (SD) HP group: Alzheimer’s disease patients whose MMSE scores were ≥12. LP group: Alzheimer’s disease patients whose MMSE scores were <12. AD: Alzheimer’s disease BEHAVE-AD: behavioral pathology in Alzheimer’s disease rating scale delusions: paranoid and delusional ideation, rhythm disturbance: diurnal rhythm disturbances, anxiety: anxieties and phobias Student’s t-test: p<0.05*.

Table 3: Mean total scores for each BEHAVE-AD symptom domain in the HP and LP groups.

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