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More Risks

Activity Period Deaths
Travel: deaths per billion kilometres travelled
Air 0.23
Bus or coach 0.45
Rail 1.1
Car or taxi 4.4
Bicycle 50.0
Pedestrians 70.0
Motorcycle 104.0
Sport: deaths per million participant hours
Amateur boxing, UK 1946-62 0.5
Canoeing, UK 1960-62 10.0
Rock-climbing, UK 1961 40.0
Scuba diving, UK 1970-80 220.0
Hang-gliding 1977-79 1500.0
Medical procedures: deaths per million cases
Vaccination 1.0
Anaesthesia 1986 5.0
Anaesthesia 1970-73 40.0
Childbearing 1987-89 69.0
Childbearing 1974-76 100.0
Needle biopsy of the liver 200.0



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