Table 3.

Cohort studies of acute eosinophilic pneumonia (AEP) and chronic eosinophilic pneumonia (CEP).

	Author	No of cases	Age—year (mean)	Sex (female)*	Smoker*	Asthma*
AEP
	Philit	22	29	41	36	No
	Shorr	18	22	11	100	No
	Uchiyama	33	19	30	97	9
	Rhee	137	20	0	98	2
	Jhun	85	21	0	99	N/A
	Sine	43	25	7	91	N/A
	De Giacomi	36	47	56	99	N/A
CEP
	Suzuki	133	58	63	3	50
	Ishiguro	73	56	64	34	48
	Oyama	44	61	67	2	61
	Marchand	62	45	68	6	52
	Marchand	53	43	64	13	64
	Durieu	19	51	84	0	37
	Naughton	12	38	100	8	33

See Ref. 1, 17, ^*Data are expressed as percentage.