Table 1. Correlations between IL-37 Expression level and clinicopathological variables of 101 cases of HCC.

Clinicopathological variables	Number of each group	IL-37 expression		p value
		high	low
All cases	101	50	51
Age (years)				0.549
<50	44	20	24
≥50	57	30	27
Gender				0.842
Male	55	28	27
Female	46	22	24
Tumor size(cm)				0.046
<5	44	27	17
≥5	57	23	34
Histological differentiation				0.112
Well	39	18	21
Moderate	30	19	11
Poor	32	13	19
Liver cirrhosis				0.216
Absence	36	21	15
Presence	65	29	36
Serum AFP (ug/ml)				0.836
≤400	35	18	17
>400	66	32	34
BCLC stage				0.030
A	18	13	5
B	36	19	17
C	47	18	29
HBV				1.000
Negative	11	5	6
Positive	90	45	45
Microvascular invasion				0.046
Yes	47	18	29
No	54	32	22

AFP, α-fetoprotein; BCLC stage, Barcelona Clinic Liver Cancer stage; HBV, hepatitis B virus;