Work-relatedness of lung cancer by smoking and histologic type in Korea

Table 3 Work-relatedness by histologic type according to smoking status

Histology	Smoking^*				Non-smoking^**				Total^***
Histology	Work-relatedness(+)⁺		Work-relatedness(-)⁺⁺		Work-relatedness(+)⁺		Work-relatedness(-)⁺⁺		Work-relatedness(+)⁺		Work-relatedness(-)⁺⁺
	N	%	N	%	N	%	N	%	N	%	N	%
SCLC	16	12.2	115	87.8	1	6.3	15	93.8	17	11.6	130	88.4
NSCLC
ADC	26	9.2	256	90.8	5	1.6	299	98.4	31	5.3	555	94.7
SCC	38	13.4	245	86.6	3	21.4	11	78.6	41	13.8	256	86.2
LCC	2	7.1	26	92.9	2	16.7	10	83.3	4	10.0	36	90.0
Others	33	14.6	193	85.4	7	6.5	101	93.5	40	12.0	294	88.0
total	115	12.1	835	87.9	18	4.0	436	96.0	133	9.5	1271	90.5

NSCLC: non-small cell lung cancer, ADC: adenocarcinoma, SCLC: small cell lung cancer, SCC: squamous cell carcinoma, LCC: Large cell carcinoma.
Others: bronchogenic carcinoma and undetermined.
^*p = 0.0346, χ² test.
^**p = 0.0004, Fisher’s exact test.
^***p = 0.0421, Cochran–Mantel–Haenszel test.
⁺Definite and probable cases.
⁺⁺Possible, suspicious, no relation, and undetermined cases.

ISSN: 2052-4374