Table 4

Main occupations associated with the seven agents cited most often 1992–7^4-150

Agent	Occupational set	n	%
Isocyanates	Spray painter	286	34
	Other metal or electrical processor, maker or repairer (mainly vehicle manufacture and mechanics)	161	19
	Plastics worker	87	10
Flour and grain	Baker	317	62
	Other food processor	56	11
	Farmer or farm worker	45	9
Wood	Woodworker	251	82
Glutaraldehyde	Nurse	189	72
	Other non-metal or electrical processors (mainly darkroom technicians)	28	11
	Other professional, clerical, and service occupations (mainly radiographers)	26	10
Laboratory animals	Laboratory technicians, scientists, and assistants	184	74
	Other professional, clerical, and service occupations (mainly medical or pharmacological research)	61	25
Solder or colophony	Welder, solderer, or electronic assembler	161	69
	Other metal or electrical processor, maker, or repairer	57	24
Hardening agents	Metal and electrical processor, maker, or repairer	81	39
	Construction and mining	36	17
	Other non-metal or electrical processor, maker, or repairer	30	14
	Chemical processor	24	11

↵4-150 The percentages shown are based on the number of cases recorded in table 1 for each of the seven listed agents.