Supplementary Table 1.

Correlation between lncRNAs expression and clinicopathological features in CRC plasma.

Clinicopathological factor	Total	RP11-296E3.2		χ2	P value	LEF1-AS1		χ2	P value
		Positive	Negative			Positive	Negative
Sex
Male	37	11	26	1.856	0.173	20	17	0.222	0.637
Female	21	10	11			10	11
Age
<60 years	26	12	14	2.019	0.155	14	12	0.085	0.771
≥60 years	32	9	23			16	16
Tumor size
<5 cm	33	12	21	0.056	0.813	18	15	0.115	0.734
≥5 cm	24	8	16			12	12
Lymph node metastasis
Presence	29	14	15	3.658	0.056	17	12	1.105	0.293
Absence	29	7	22			13	16
CEA
Poor	13	4	9	0.215	0.643	2	9	6.893	0.009**
Well/moderate	45	17	28			28	17
Ca199
Poor	53	20	33	0.622	0.430	27	25	0.119	0.730
Well/moderate	5	1	4			3	2
E-cad
Poor	31	16	15	5.858	0.016*	15	16	0.234	0.628
Well/moderate	18	3	15			10	8
CD44-V6
Poor	40	17	23	1.273	0.259	20	20	0.091	0.763
Well/moderate	9	2	7			5	4
Ki67
≥0.7	34	11	23	0.528	0.467	20	14	1.658	0.198
<0.7	24	10	14			10	14

^*P value less than 0.05;

^**P value less than 0.01.