A 5-lncRNA Signature Associated with Smoking Predicts the Overall Survival of Patients with Muscle-Invasive Bladder Cancer

Table 3

Correlations between the risk score of the 5-lncRNA signature and clinicopathological characteristics.

Variable	Low-risk group ()	High-risk group ()	Pearson	value
Age of diagnosis			1.598	0.450
≤65	48	46
>65	75	77
AJCC T stage			9.315	0.009
T2	45	25
T3+T4	67	88
Lymphonodus status			4.019	0.045
Negative	82	67
Positive	32	46
Tumor subtype			4.423	0.110
Nonpapillary	76	88
Papillary	46	31
Pathological stage			4.058	0.105
Stage II+stageIII	91	76
Stage IV	32	47
Histological grade			16.787	<0.001
Low grade	18	1
High grade	105	122
Family history			0.641	0.726
Yes	40	43
No	83	80
Smoking status^a			1.112
Nonsmoker and smoker for ≤15 years	53	54
Smoker for >15 years	36	30

Statistical significant results (in bold).