Table 1. Patient Characteristics.

		N = 96	%
SEX
	Male/Female	81/15	84.4/15.6
SMOKING STATUS
	Smoker	38	39.5%
	Formerly smoker	44	45.8%
	Non-smoker	7	7.3%
	Unknown	7	7.3%
ADJUVANT CT * TREATMENT
	Yes/No	32/64	34.0%/66.0%
RECURRENCE
	Yes/No	41/55	42.7%/57.3%
	Local/Metastatic (n = 41)	13/28	31.7%/68.3%
HISTOLOGY
	Adenocarcinoma	41	42.7%
	Squamous	42	43.8%
	Bronchioalveolar	8	8.3%
	Others	5	5.2%
PATHOLOGICAL STAGE
	I	41	42.7%
	II	32	33.3%
	III	21	21.9%
	IV	2	2.1%

*Chemotherapy.