biostudies-literatureAurelius THenry Smith CharityUK-India Education and Research InitiativeQatar National Research Fund353-361https://www.ebi.ac.uk/biostudies/studies/S-EPMC10098949biostudies-literatureUnknown30(2)<h4>Background and purpose</h4>Studies on stroke in South Asian populations are sparse. The aim of this study was to compare differences in age of onset of ischaemic stroke in South Asian patients living in the United Kingdom and South Asian patients living in India versus White British stroke patients.<h4>Methods</h4>We studied the UK and Indian arms of the ongoing BRAINS study, an international prospective hospital-based study of South Asian stroke patients. The BRAINS study includes 4038 South Asian and White British patients with first-ever ischaemic stroke, recruited from sites in the United Kingdom and India.<h4>Results</h4>Of the included patients, 1126 were South Asians living in India (ISA), while 1176 were British South Asian (BSA) and 1736 were White British (WB) UK residents. PEuropean journal of neurologyIschaemic stroke in South Asians: The BRAINS study.PMC10098949NPRP 4‐154‐3‐050UKUTP2011082Maguire SGunathilagan GWharton CBRAINS collaboratorsAurelius TPrasad KCarr PMaheshwari AHassan ASingh RParry ASharma SRLawrence ESharma PBalogun IGoorah NAmlani SIspoglou SSami EASylaja PNSharma SDKen-Dror GSyed HSekaran LRajkumar CCohen DLJavaid KfalseIschaemic stroke in South Asians: The BRAINS study.<h4>Background and purpose</h4>Studies on stroke in South Asian populations are sparse. The aim of this study was to compare differences in age of onset of ischaemic stroke in South Asian patients living in the United Kingdom and South Asian patients living in India versus White British stroke patients.<h4>Methods</h4>We studied the UK and Indian arms of the ongoing BRAINS study, an international prospective hospital-based study of South Asian stroke patients. The BRAINS study includes 4038 South Asian and White British patients with first-ever ischaemic stroke, recruited from sites in the United Kingdom and India.<h4>Results</h4>Of the included patients, 1126 were South Asians living in India (ISA), while 1176 were British South Asian (BSA) and 1736 were White British (WB) UK residents. P2023-01-01T00:00:00Z2023 Feb2026-07-14T17:05:56.845Z2025-04-07T03:19:30.515ZS-EPMC100989493626005810.1111/ene.15605