Use of caffeinated substances and risk of crashes in long distance drivers of commercial vehicles: case-control study.


OBJECTIVE To determine whether there is an association between use of substances that contain caffeine and the risk of crash in long distance commercial vehicle drivers. DESIGN Case-control study. SETTING New South Wales (NSW) and Western Australia (WA), Australia. PARTICIPANTS 530 long distance drivers of commercial vehicles who were recently… (More)
DOI: 10.1136/bmj.f1140

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