Stroke and heart attack admissions are linked to cold weatherBMJ 2004; 329 doi: https://doi.org/10.1136/bmj.329.7469.760-d (Published 30 September 2004) Cite this as: BMJ 2004;329:760
- Roger Dobson
Cold weather can increase the number of women being admitted to hospital for stroke or heart attack. Researchers who looked at hospital admissions among women aged under 50 years in 17 countries found links between lower temperatures and a higher risk of hospitalisation.
Overall, a 5°C drop in temperature was associated with a 7% increase in admissions for stroke (incidence rate ratio 0.93 (95% confidence interval 0.89 to 0.97)) and a 12% increase in admissions for heart attack (incidence rate ratio 0.88 (0.8 to 0.97)), say the authors of the study (Journal of …