Primary tumor surgery improves survival in non-metastatic primary urethral carcinoma patients: a large population-based investigation

Table 3 Multivariable competing risks regression analysis for predicting CSS of PUC

	Multivariable competing risks regression analysis
	SHR	95%CI	p value
Age
<70	Ref
≥ 70	1.456	1.249–1.698	<0.001^*
Grade
I/ II	Ref
III /IV	1.116	0.939–1.327	0.213
Histology
SCC/TCC/AC	Ref
Other	1.008	0.795–1.276	0.950
T stage
T0/T1/T2	Ref
T3/T4	1.076	0.811–1.427	0.613
N stage
N0	Ref
N1/N2	1.264	0.997–1.603	0.053
M stage
M0	Ref
M1	2.556	1.986–3.290	<0.001^*
AJCC stage groups
I/ II	Ref
III /IV	1.469	1.059–2.039	0.021^*
Tumor size, mm
<30	Ref
≥ 30	1.311	1.095–1.568	0.003^*
Surgery
No surgery	Ref
Local/Radical therapy	0.760	0.636–0.908	0.003^*

CSS Cancer-specific survival, PUC Primary urethral carcinoma, SHR Subdistribution hazard ratio
CI Confidence interval, Ref Reference, AJCC American Joint Committee on Cancer

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