TABLE 2.

The chi-square test of the relation between different risk groups and clinical features in GSE14520 cohort.

	High risk	Low risk	Chi	P-value
Gender
Female	12 (10.91%)	16 (14.95%)	0.4705	0.4927
Male	98 (89.09%)	91 (85.05%)
Age
≤65	104 (94.55%)	94 (87.85%)	2.2628	0.1325
>65	6 (5.45%)	13 (12.15%)
ALT
≤50 U/L	60 (54.55%)	67 (62.62%)	1.1422	0.2852
>50 U/L	50 (45.45%)	40 (37.38%)
Main tumor SIZE
≤5 cm	63 (57.27%)	77 (71.96%)	4.4912	0.0341
>5 cm	47 (42.73%)	30 (28.04%)
Multitumor
Multiple	28 (25.45%)	19 (17.76%)	1.4676	0.2257
Solitary	82 (74.55%)	88 (82.24%)
Cirrhosis
None	2 (1.82%)	15 (14.02%)	9.5559	0.002
Yes	108 (98.18%)	92 (85.98%)
AFP
≤300 ng/ml	56 (50.91%)	64 (59.81%)	1.3981	0.237
>300 ng/ml	54 (49.09%)	43 (40.19%)
Stage_TNM
I-II	74 (67.27%)	94 (87.85%)	11.9872	5.00E-04
III-IV	36 (32.73%)	13 (12.15%)
Stage_BCLC
0-A	74 (67.27%)	91 (85.05%)	8.454	0.0036
B-C	36 (32.73%)	16 (14.95%)
CLIP_Score
<2	78 (70.91%)	91 (85.05%)	5.4991	0.019
≥2	32 (29.09%)	16 (14.95%)