Table 1

Details of reported cases

Company		Age (onset)		Sex		Employment to onset (months)		Agent		Exposure				History at time of starting work
Company		Age (onset)		Sex		Employment to onset (months)		Agent		8 h TWA (ppb)				Peak (ppb)	Atopy	Smoked
A	21	M	<1	TDI	3.50		30		None	No
	42	M	<1	TDI	1.13		5		None	Yes
	17	M	<1	TDI	1.63		30		None	No
	36	M	1	TDI	2.25		40		Eczema	Yes
	35	M	1	TDI	1.63		30		None	Yes
	52	M	1	TDI	2.25		40		None	Yes
	15	M	1	TDI	0.63		2		Hay fever	No
	56	M	1	TDI	1.00		12		None	Yes
	32	M	2	TDI	1.63		30		None	Yes
	31	M	3	TDI	2.63		12		None	No
	29	M	12	TDI	1.63		30		Hay fever and childhood asthma (last attack aged 14)	No
	43	M	18	TDI	0.38		3		None	No
	25	M	24	TDI	0.38		—		None	Yes
	44	F	35	TDI	1.13		5		Eczema	Yes
	23	M	48	TDI	0.38		3		None	No
	22	M	49	TDI	2.13		40		None	No
	32	F	62	TDI	1.13		5		None	Yes
	35	M	77	TDI	1.25		10		None	No
	23	M	84	TDI	2.63		12		None	Yes
	33	M	107	TDI	0.63		—		None	Yes
	33	M	134	TDI	1.13		20		Hay fever	No
	42	M	209	TDI	1.75		6		Hay fever	No
	49	M	228	TDI	0.44		2		None	Yes
	47	M	276	TDI	3.13		20		Eczema	Yes
	41	M	30	MDI	1.50		50		None	Yes
	38	M	51	MDI	1.50		50		None	Yes
	36	F	94	MDI	1.50		50		Hay fever	Yes
					Samples n	Exposure ⩾2 ppb (n)	Maximum (ppb)
B	49	M	3	MDI	4	2	8		None	Yes
	33	M	14	MDI	3	1	2		Wheezing on exposure to duck feathers (last attack aged 25)	No
	42	M	27	MDI	4	0	<2		None	Yes
	48	M	63	MDI	39	4	6		None	Yes
	51	M	72	MDI	8	2	2		None	Yes
	47	M	123	MDI	13	1	3		None	Yes
	49	M	183	MDI	13	0	<2		None	No