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Landmark 86/100

EPIC-Oxford — Vegetarian diet and stroke risk

In plain English

The Oxford arm of the European Prospective Investigation into Cancer (EPIC) followed nearly 50,000 UK adults — meat-eaters, fish-eaters, and vegetarians — for 18 years. Vegetarians showed about 20% lower ischaemic stroke risk than meat-eaters, although total stroke advantage was smaller once haemorrhagic stroke was counted.

Why it matters

Vegetarians had 20% lower ischaemic stroke risk than meat-eaters.

Informs: Stroke

Provenance

Design
Prospective cohort
Sample size (n)
48,188
Follow-up
18 years
Peer-reviewed
Yes
Replications
1
Funding
Public / academic
Funders
UK Medical Research Council, Cancer Research UK
Institutions
University of Oxford

decades.plus score

A transparent 0–100 weighted sum across six components. Higher scores reflect bigger, cleaner, more replicated work.

Landmark 86/100
  • Study design 20/25
  • Sample size 15/20
  • Funding independence 20/20
  • Journal + peer review 15/15
  • Institution tier 10/10
  • Replication 6/10

Caveats

Observational. Vegetarian group was small relative to meat-eaters; confidence intervals for stroke subtypes are wider than for CVD overall.