Table 2. Expression levels of the five miRNAs in the peripheral plasma in the training and testing stages (presented as mean ± SD; fmol/L).

miRNA	Training stage				Testing stage				Combined
	Controls	Cases	FC	P value	Controls	Cases	FC	P value	FC	P value
miR-185	80.8 ± 40.1	138 ± 54.8	1.70	0.006	74 ± 34.1	122 ± 92.1	1.65	0.016	1.82	<0.001
miR-20a	3248 ± 1860	5880 ± 2153	1.81	<0.001	3098 ± 1801	5816 ± 4893	1.88	0.025	2.05	<0.001
miR-210	14.8 ± 4.54	35.5 ± 17.9	2.39	<0.001	15.5 ± 6.1	35.4 ± 26.4	2.28	<0.001	2.39	<0.001
miR-25	590 ± 317	980 ± 382	1.66	0.001	1011 ± 612	1719 ± 1218	1.70	0.002	1.70	<0.001
miR-92b	18.6 ± 7.6	35.5 ± 16.7	1.90	0.006	14.1 ± 7	24.2 ± 14.7	1.71	<0.001	1.74	<0.001

FC: fold change.