Review of carcinogenicity of asbestos and proposal of approval standards of an occupational cancer caused by asbestos in Korea

Table 10 General characteristics of the study subjects

Variables			No	Percent
Diagnostic year	1993-1995		9	4.3
	1996-2000		29	13.8
	2001-2005		61	29.0
	2006-2011		111	52.9
Gender	Men		199	94.8
Gender	Women		11	5.2
Age at diagnosis (years)	30-39		7	3.3
	40-49		56	26.7
	50-59		102	48.6
	60-69		38	18.1
	70-79		7	3.3
	Mean ± S.D.^a		53.5 ± 8.2
	Mean ± S.D.^b		55.4 ± 9.1
Smoking status	Current-smoker		93	44.3
	Ex-smoker		26	12.4
	Non-smoker		71	33.8
	Unknown-		20	9.5
	Mean pack-years of current and ex-smoker^a		18.2 ± 8.6
	Mean pack-years of current and ex-smoker^b		21.5 ± 13.4
Pathologic findings	Non-small cell ca	Adenocarcinoma	77	36.7
		Squamous cell ca	50	23.8
		Large cell ca	1	0.5
		Unclassified	14	6.7
		subtotal	142	67.6
	Small cell ca		21	10
	Unknown		47	22.4

^aValues are given as mean ± S.D. of lung cancer-asbestos exposure case report data in KOSHA; S.D. is the abbreviation of standard deviation
^bValues are given as mean ± S.D. of lung cancer-asbestos exposure case report data in occupational lung diseases institute (2004-2011)

ISSN: 2052-4374