Expression of Serum Exosomal MicroRNA-21 in Human Hepatocellular Carcinoma

Table 2

Correlations of patient clinicopathologic characteristics with exosomal miR-21 expression levels.

Characteristics	𝑛	miR-21 expression		𝑃 value^1
		Low; 𝑛 (%)	High; 𝑛 (%)
Age (years)
<60	11	7 (63.6)	4 (36.4)	1.000
≥60	19	11 (57.9)	8 (42.1)
Gender
Male	23	13 (56.5)	10 (43.5)	0.669
Female	7	5 (71.4)	2 (28.6)
HBsAg
Positive	24	13 (54.2)	11 (45.8)	0.358
Negative	6	5 (83.3)	1 (16.7)
Liver cirrhosis
Presence	23	11 (47.8)	12 (52.2)	0.024
Absence	7	7 (100.0)	0 (0.0)
Tumor stage
I	10	9 (90.0)	1 (10.0)	0.001
II	7	5 (71.4)	2 (28.6)
III-IV	13	4 (30.8)	9 (69.2)

¹𝑃<0.05.