Principal Investigator
Professor Michael O’Sullivan
UQ Centre for Clinical Research
Building 71/918, Royal Brisbane Hospital Campus
Herston, 4029, QLD, Australia
Summary
Country | UK |
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Principal Investigator | Michael O'Sullivan |
Key publication/reference | |
Years in which study conducted | 2013-2019 |
Sample | |
Size | 179 |
Population: Hospital/community | Hospital |
Selection: | Consecutive/random |
Admit with previous stroke? | No |
Admit with TIA? | No |
Age range | 50-90 |
Number of centres | 5 recruitment sites |
Control group: number, population, selection | 32, local volunteers contacted via ageing research database |
Assessment | |
Initial assessment | On admission. Verification of inclusion and exclusion criteria, verification of capacity to consent, written informed consent |
First detailed assessment | Approx. 30 days: History, including cardiovascular risk factors. IQCODE, MoCA, NART-R, free and cued selective reminding task (FCSRT), trails, digit symbol substitution task, digit span. Blood samples taken for biobank. |
Follow-ups | 30-90 days, subset of eligible and consenting participants: MRI, paired associate learning (PAL; with and without interference), face recognition, process dissociation procedure (PDP), geriatric depression scale, letter and category fluency, Pyramids & Palm Trees, Door & People, Autobiographical Memory Interview, Corsi, serial reaction time, Stroop, Iowa gambling task. Approx. one year: MoCA, FCSRT, digit span. Participants in in-depth study only: PAL, PDP |
Stroke-related data | Date of onset. Hemisphere. Size. Arterial territory |
Functional tests/data | None |
Other medical tests/data | Height, weight, blood pressure |
Neuropsychological tests | |
MRI scans, when and how many | One session at 30-90 days: High resolution T1 MPRAGE T2 FSE and FLAIR DWI (60 directions, 2 mm cubic voxels) Resting fMRI (6 min) 2 x ASL with TI of 1525 and 2525 msec Time of flight & SWAN |
PET scans | Yes subset of 6 patients and 5 controls |
Psychiatric exams | History of major psychiatric illness was an exclusion criterion |
Dementia diagnosis criteria | Based on medical notes |
Intervention trialled? | No |