Stella?Maria Paddick|Anna R. Longdon|Aloyce Kisoli|Catherine Dotchin|William K. Gray|Felicity Dewhurst|Paul Chaote|Raj N. Kalaria|Ahmed Jusabani|Richard Walker
Dementia prevalence estimates in sub-Saharan Africa: comparison of two diagnostic criteria
Newcastle University|Torbay and South Devon NHS Foundation Trust|Kilimanjaro Christian Medical Centre|Northumbria Healthcare NHS Foundation Trust|North Tyneside General Hospital|Newcastle Hospitals - Campus for Ageing and Vitality|Newcastle University|Northumbria Healthcare NHS Foundation Trust|North Tyneside General Hospital|Northumbria Healthcare NHS Foundation Trust|North Tyneside General Hospital|Newcastle University|Newcastle Hospitals - Campus for Ageing and Vitality|Newcastle University|Kilimanjaro Christian Medical Centre|Northumbria Healthcare NHS Foundation Trust|North Tyneside General Hospital|Newcastle University
backgroundwe previously reported prevalence dementia older adults living rural hai district tanzania according diagnostic statistical manual mental disorders 4th edition dsmiv criteria aim study compare prevalence rates using dsmiv criteria obtained using 1066 diagnostic criteria specifically designed use low middleincome countriesmethodsin phase 1198 people aged 70 older screened dementia stratified sample 296 clinically assessed dementia according dsmiv criteria addition data collected according protocol 1066 dementia research group allowed separate diagnosis dementia according criteria establishedresultsthe agestandardised prevalence clinical dsmiv dementia 64 95 confidence interval ci 4979 1066 dementia 216 95 ci 175257 education significant predictor 1066 dementia dsmiv dementiaconclusionsthere large discrepancies dementia prevalence rates depending diagnostic system used rural subsaharan africa clear whether association education dementia using 1066 criteria genuine effect result educational bias within diagnostic instrument despite possible flaws dsmiv criteria represent international standard dementia diagnosis 1066 diagnostic criteria may appropriate identification early mild cognitive impairment required