Author Affiliations: Researcher, Global Health Unit, Norwegian Knowledge Centre for the Health Services, Oslo, Norway.
In 2003 Smith and Pell1 published a witty systematic review of parachute use to prevent death and major trauma.1 They did not find any randomized comparisons of using vs not using a parachute when jumping from a height greater than 100 m and concluded that “everyone might benefit if the most radical protagonists of evidence-based medicine organized and participated in a double blind, randomized, placebo controlled, cross-over trial of the parachute.”
Oxman AD. Improving the Health of Patients and Populations Requires Humility, Uncertainty, and Collaboration. JAMA. 2012;308(16):1691–1692. doi:10.1001/jama.2012.14477