Table I.

Correlation between miR-138 expression and clinicopathological features.

		miR-138 expression
Parameter	Cases	Low	High	P-value
Gender				0.933
Male	28	17	11
Female	34	21	13
Age				0.275
<60 years	36	20	16
≥60 years	26	18	8
Tumor size				0.213
<4 cm	30	16	14
≥4 cm	32	22	10
Histological grade				0.001
I–II	32	13	19
III–IV	30	25	5
Tumor stage				0.009
T1-T2	26	11	15
T3-T4	36	27	9
Lymph node metastasis				0.016
Negative	32	15	17
Positive	30	23	7

miR, microRNA.