Increased IL-10 mRNA expression in tumor-associated macrophage correlated with late stage of lung cancer

Table 1 characteristics for the patients included in this study

characteristic		No.^a(N= 63)	%
Age/years(Median,range)		58 (37-76)
Sex
	Male	40	63.5
	Female	23	36.5
Tobacco use
	Current	22	35
	Former	12	19
	Never	29	46
Histology
	Adenocarcinoma	34	54
	Squamous cell carcinoma	20	32
	Others^b	9	14
Stage
	StageI	30	48
	StageII	11	17
	StageIII	17	27
	StageIV^c	5	8
Lymph node metastasis
	N0	42	67
	N1/N2	21	33
Pleural invasion
	Negative	43	68
	Positive	20	32
Lymphovascular invasion
	Negative	51	81
	Positive	12	9
Histologic differentiation
	Well/Moderate	30	48
	Poor	26	41
	not available^d	7	11

^a Number for all except age.
^b Include 2 Large cell carcinoma, 2 Carcinoid, 1 malignant clear cell sugar tumor, 1 Sarcomatoid carcinoma, and 3 malignancy , but type undetermined.
^cStage IV was found incidentally during the operation or only for biopsy
^d Include Carcinoid, malignant clear cell sugar tumor, Sarcomatoid carcinoma, multiple primary lung cancer.

ISSN: 1756-9966