Table 1.

Chi-squared test was analysis of the associations between patients’ clinical data and FAM230B in plasma

Characteristics	n	FAM230B		Chi-squared	P
		High	Low
Gender
Female	20	12	8	1.2	0.27
Male	40	18	22
Age(years)
<55	29	13	16	0.6	0.44
≥55	31	17	14
Smoking
No	42	20	22	0.32	0.57
Yes	18	10	8
Differentiated degree
High/Middle	38	20	18	0.29	0.59
Low	22	10	12
Clinical stage
I–II	24	10	14	1.11	0.29
Tumor size
<5 cm	27	7	20	11.38	<0.001
≥5 cm	33	23	10	≥5 cm	33