Table 2.

Relationships between the miRNA signature scores and clinical characteristics in CRC patients.

Variable	Number	miRNA Score	p-valuea
Age
<60	89	0.60 ± 0.27	0.070
≧60	134	0.55 ± 0.24
Gender
Female	99	0.58 ± 0.27	0.436
Male	124	0.56 ± 0.24
Tumor stage
Early (0, I & II)	124	0.53 ± 0.26	0.016
Late (III & IV)	96	0.62 ± 0.24
Tumor location
Right	68	0.44 ± 0.23	<0.001
Left	146	0.63 ± 0.24
Tumor size
<4 cm	119	0.53 ± 0.25	0.005
≧4 cm	100	0.62 ± 0.25
Recurrence
No	165	0.54 ± 0.26	0.024
Yes	42	0.65 ± 0.23

^aMann-Whitney U test.