Risk of venous thromboembolism after a long haul flight is less than one in 5000BMJ 2007; 335 doi: https://doi.org/10.1136/bmj.335.7622.693-c (Published 04 October 2007) Cite this as: BMJ 2007;335:693
Long haul flights roughly triple travellers' baseline risk of a symptomatic venous thrombosis. But for most people the absolute risk remains low—less than one event for every 5000 flights, according to a study of international corporate employees.
The researchers used …
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