Cognitive Function After Stroke (CogFAST) Nigeria Study

Principal Investigators

Rufus Akinyemi, Adesola Ogunniyi, Raj Kalaria
Contact: Rufus Akinyemi
Institute for Advanced Medical Research and Training
College of Medicine,
University of Ibadan, Ibadan, Nigeria.


Country Nigeria
Principal Investigators Rufus Akinyemi, Adesola Ogunniyi, Raj Kalaria
Contact person (email)
Key publication/reference Akinyemi et al. Journal of the Neurological Sciences 2014
Years in which study conducted 2010-
Size 143 (preliminary data); currently now > 200
Population: Hospital/community Hospital
Selection: consecutive/random Consecutive
Admit with previous stroke? Yes
Admit with TIA? Yes
Age range >45
Number of centres 2
Control group: number, population, selection Community-dwelling volunteers, spouses and non-related caregivers of patients (n=74)
Initial: Time and data collected/tests administered Not until 3m after stroke
Detailed 3m: MedHx, neurological impairment, function, depression, VRF, MRI, physical activity and diet
Subsequent (follow-ups) In progress
Stroke-related data TOAST, Oxford Community Stroke Project Classification, Stroke Levity Score
Functional tests/data Modified Rankin Scale, Barthel Index
Other medical tests/data Blood screens
Neuropsychological tests CSI-D, Vascular Neuropsychological Battery, MMSE
MRI scans, when and how many 3m: n=58
PET scans No
Psychiatric exams/diagnoses Dementia, vascular cognitive impairment, depression (Centre for Epidemiologic Studies Depression Scale, 4-item GDS); neuropsychiatric inventory (NPI)
Intervention trialled? No

CT=computed tomography scan, MedHx=medical history, VRF=vascular risk factors (hypertension, diabetes, atrial fibrillation, obesity, smoking etc.), NΨ=neuropsychological, TIA=transient ischemic attack, m=month, y=year