Apolipoprotein E Polymorphism and Behavioral and Psychological Symptoms of Dementia in Patients With Alzheimer Disease

Cheng-Sheng Chen, Pei Ouyang, Yi-Chun Yeh, Chiou-Lian Lai, Ching-Kuan Liu, Cheng-Fang Yen, Chih-Hung Ko, Ju-Yu Yen, Gin-Chun Liu, Suh-Hang Hank Juo

Research output: Contribution to journalJournal Article peer-review

27 Scopus citations

Abstract

The aims of this study were to identify subsyndromes of behavioral and psychological symptoms of dementia (BPSD) in Alzheimer disease (AD), and to investigate whether the apolipoprotein E (ApoE) gene confers a risk of distinct BPSD subsyndromes. BPSD of 96 patients with AD were assessed using the Neuropsychiatric Inventory. Factor analysis with principal component analysis and varimax rotation was used to construct the BPSD subsyndromes. ApoE genotypes were determined using the TaqMan technology. The results showed that the 5 subsyndromes can be determined, including: agitation/aggression-delusion, euphoria-disinhibition, depression-apathy, hallucination-nighttime behavior, and appetite. ApoE epsilon 4 carriers had higher factor scores in the agitation/aggression-delusion subsyndrome. We demonstrated that ApoE epsilon 4 confers a higher risk for the subsyndrome of agitation/aggression delusion in AD.
Original languageAmerican English
Pages (from-to)135-139
JournalALZHEIMER DISEASE & ASSOCIATED DISORDERS
Volume26
Issue number2
DOIs
StatePublished - 2012

Keywords

  • AGGRESSIVE-BEHAVIOR
  • Alzheimer disease
  • ApoE gene
  • BIOLOGICAL ASPECTS
  • CORTEX
  • E GENOTYPE
  • EPSILON-4 ALLELE
  • LATE-ONSET
  • LEWY BODIES
  • NEUROPSYCHIATRIC INVENTORY
  • NONCOGNITIVE SYMPTOMS
  • PSYCHOTIC SYMPTOMS
  • agitation
  • delusion

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