10.7910/DVN/YDGSBWHarvard Center for Population and Development StudiesHarvard UniversityHarvard Dataverse2021Medicine, Health and Life SciencesSocial SciencesSouth AfricaAgingOlder AdultsCognitionDementiaAgincourtHAALSIHarvard Center for Population and Development Studies (Harvard T.H. Chan School of Public Health)Harvard University2021-03-262023-05-182014-11-01/2015-11-30150426438545175782286124216921191452186408767082676402240224164737389639application/pdfapplication/pdfapplication/pdfapplication/pdftext/tab-separated-valuesapplication/pdftext/tab-separated-valuesapplication/pdftext/tab-separated-valuesapplication/pdfapplication/pdfapplication/pdf2.1The Health and Aging in Africa: A Longitudinal Study of an INDEPTH Community (HAALSI) Dementia study collects detailed neuropsychological and functional assessments, informant interviews as well as neurological and clinical evaluations on a sub-sample of HAALSI individuals aged 50 and older (see Figure 1 for summary). The final sample included 635 participants who completed at least part of the study. Of those, 631 participants completed the cognitive battery (see variable respondent_status), 630 completed the informant interview (see variable inf_status), and 590 completed the neurological examination (see variable neuro_status). In total, 582 participants completed all three components of the study: cognitive battery, informant interview and neurological examination.NIH - NIA1R01AG054066-01A1