Anemia is associated with incidence of dementia: a national health screening study in Korea involving 37,900 persons.

ABSTRACT:

Background

The aim of this study was to investigate whether anemia is associated with dementia incidence in the elderly.

Methods

Using the Korean National Health Insurance Service-National Health Screening Cohort (NHIS-HEALS) database, we identified 66-year-old subjects (n = 37,900) who were free of dementia and stroke. Anemia (hemoglobin < 12 g/dl for women and < 13 g/dl for men) and the severity of anemia (mild, moderate, or severe) were defined using World Health Organization criteria. The incidence of dementia was identified using International Classification of Diseases, Tenth Revision, dementia diagnosis codes (F00, F01, F02, F03, and G30) with prescription of an antidementia drug. Cox proportional hazards regression models were used to assess HRs for dementia incidenc

SUBMITTER: Jeong SM 

PROVIDER: S-EPMC5719530 | biostudies-literature | 2017 Dec

REPOSITORIES: biostudies-literature