Table 2. Relationship between CDK5 level and clinicopathological parameters in HCC based on TCGA data.

Parameters		n	Mean value	t value	P value
Tissues	HCC	374	9.6443±0.7757	16.457	<0.001
	Normal	50	8.3711±0.4678
Age	≥60	201	9.7650±0.7477	3.383	0.001
	<60	169	9.4965±0.7752
Gender	Male	250	9.7079±0.7568	2.424	0.016
	Female	121	9.5024±0.7833
Race	White	184	9.7074±0.7072	1.921	0.056
	Asian	158	9.5428±0.8551
Relative family cancer history	Yes	112	9.7301±0.7253	1.754	0.080
	No	208	9.5709±0.7993
Tumor status	With tumor	151	9.6705±0.7830	0.859	0.391
	Tumor free	201	9.5985±0.7733
Histological grade	G3∼G4	134	9.6562±0.7759	0.423	0.672
	G1∼G2	232	9.6208±0.7692
Pathologic stage	III∼IV	90	9.8117±0.8200	2.591	0.010
	I∼II	257	9.5675±0.7513
T stage	T3-T4	93	9.8115±0.7956	2.42	0.016
	T1-T2	275	9.5905±0.7491
N stage	N1-3	4	9.9694±1.0897	0.842	0.401
	N0	252	9.6372±0.7787
M stage	M1	4	9.3233±0.2386	-0.807	0.420
	M0	266	9.6451±0.7953
Vascular tumor cell type	Micro/Macro	109	9.6338±0.7354	0.326	0.745
	None	205	9.6045±0.7681