Identification and Intervention for Dementia in Elderly Africans (IDEA) Study

Principal Investigator

Prof. Richard Walker
Department of Medicine, North Tyneside General Hospital,
Rake Lane, North Shields, Tyne and Wear, NE29 8NH, UK.

Data Contact

William Gray


Setting: Hai district of northern Tanzania
Start Date: 2014
End Date: Ongoing
Participants: 473 community-dwelling adults aged 65 years and over
Assessment Schedule: Baseline and 2-year follow-up
Measures: (1) Sociodemographic status; (2) Cognitive testing; (3) Medical history; (4) Blood pressure and grip strength; (5) Depression; (6) Lifestyle

Further Information

  • Heward J, Stone L, Paddick SM, et al. A longitudinal study of cognitive decline in rural Tanzania: rates and potentially modifiable risk factors. Int Psychogeriatr. 2018 Sep;30(9):1333-1343.