Table I.

KFL8 and Ki67 expression and clinicopathological parameters in 140 lung adenocarcinoma samples.

		KLF8 expression
Parameters	Total	Low	High	% of total	x2	P-value
Sex						0.057
Male	72	34	38	52.8	3.623
Female	68	43	25	36.8
Age, years						0.731
<60	60	34	26	43.3	0.118
≥60	80	43	37	46.3
Tumor size, cm						0.170
<3	60	37	23	38.3	1.886
≥3	80	40	40	50.0
Differentiation						0.035
Well	33	23	10	30.3	6.707
Moderate	71	40	31	43.7
Poor	36	14	22	61.1
TNM stage						0.001
I	69	48	21	30.4	16.915
II	34	17	17	50.0
III	31	12	19	61.3
IV	6	0	6	100
Lymph node metastasis						0.015
No	78	50	28	35.9	5.896
Yes	62	27	35	56.5
Median survival, months						0.018
<37	69	31	38	55.1	5.577
≥37	71	46	25	35.2
Ki67 expression						<0.01
High	101	43	58	57.4	22.618
Low	39	34	5	12.8

KLF8, Kruppel.like factor 8.