Prognostic value of plasma microRNAs for non-small cell lung cancer based on data mining models

BMC Cancer

Table 2 Log-rank test for the expression levels of 11 miRNAs in peripheral blood

Variables	Cut-off values	expression groups	Cases	Overall Survival (months)^a	χ²	P
miRNA-16	1.79	Low expression	40	38.00 (18.50, 57.00)	2.111	0.146
miRNA-16	1.79	High expression	29	16.00 (9.50, 53.50)	2.111	0.146
miRNA-21	0.83	Low expression	22	25.50 (15.25, 55.25)	0.602	0.438
miRNA-21	0.83	High expression	47	38.00 (14.00, 58.00)	0.602	0.438
miRNA-20a	7.18	Low expression	57	35.00 (15.50, 56.00)	3.135	0.077
miRNA-20a	7.18	High expression	12	15.50 (6.25, 46.75)	3.135	0.077
miRNA-210	4.09	Low expression	61	38.00 (15.00, 56.50)	7.224	0.007
miRNA-210	4.09	High expression	8	19.00 (7.25, 25.75)	7.224	0.007
miRNA-145	1.08	Low expression	34	22.00 (12.75, 55.25)	2.180	0.140
miRNA-145	1.08	High expression	35	42.00 (15.00, 59.00)	2.180	0.140
miRNA-126	0.94	Low expression	21	30.00 (15.50, 53.00)	0.771	0.380
miRNA-126	0.94	High expression	48	33.00(13.25,56.00)	0.771	0.380
miRNA-223	4.04	Low expression	50	36.50 (15.75,56.00)	2.864	0.091
miRNA-223	4.04	High expression	19	17.00 (6.00,57.00)	2.864	0.091
miRNA-197	0.78	Low expression	26	51.50 (21.00,57.00)	4.853	0.028
miRNA-197	0.78	High expression	43	18.00 (11.00,53.00)	4.853	0.028
miRNA-30a	1.03	Low expression	41	23.00 (12.50,52.00)	4.414	0.036
miRNA-30a	1.03	High expression	28	53.00 (15.25,59.75)	4.414	0.036
miRNA-30d	1.12	Low expression	30	21.00 (11.00,56.00)	1.548	0.213
miRNA-30d	1.12	High expression	39	42.00 (15.00,59.00)	1.548	0.213
miRNA-25	0.58	Low expression	14	20.50 (14.75,40.00)	1.461	0.227
miRNA-25	0.58	High expression	55	38.00 (14.00,56.00)	1.461	0.227

ISSN: 1471-2407