Table 4

Number of fathers of children with leukaemia and their unmatched controls with occupational exposure to exhaust fumes, driving, and inhaled particulate hydrocarbons at periconception

Occupational groupn%n%No. jobsJob titles
Exhaust fumes only4122155257Garage managers and proprietors; motor mechanics and auto-engineers; traffic wardens; bus inspectors; refuse and salvage collectors; driver’s mates; messengers
Driving only191077124Crane drivers; mechanical plant drivers and operatives; fork lift truck drivers; rail engine drivers and assistants
Inhaled particulate hydrocarbons only19105696Fire service officers; furnace operatives (metal); coal mine labourers; smith and forge workers; labourers in foundries; moulders, core makers and die casters
Exhaust fumes and driving1054173Driving instructors; roundsmen and van salespersons; agricultural machinery drivers and operatives
Exhaust fumes and inhaled particulate hydrocarbons421833Tyre and exhaust fitters; petrol pump forecourt attendants; bus conductors
Exhaust fumes, driving, and inhaled particulate hydrocarbons9250271443Drivers of road goods vehicles; bus and coach drivers; taxi, cab drivers and chauffeurs