A Five-Gene Prognostic Nomogram Predicting Disease-Free Survival of Differentiated Thyroid Cancer

Table 3

Univariate Cox regression analysis.

Clinical features	Statistics	RR (95% CI)	value
Risk score ()		2.436 (1.900-3.123)	<0.001
Cancer type, (%)
PTC	351	1
FTC	82	0.713 (0.301-1.687)	0.441
Age, (%)
≤55	311	1
>55	122	2.394 (1.320-4.341)	0.004
Gender, (%)
Male	118	1
Female	315	0.772 (0.409-1.456)	0.423
Tumor size, (%)
≤2 cm	128	1
>2 cm	305	4.046 (1.446-11.317)	0.008
N stage, (%)
N0	223	1
N1	210	1.856 (1.004-3.431)	0.048
M stage, (%)
M0 and MX	426	1
M1	7	6.692 (2.375-18.853)	<0.001
AJCC stage, (%)
Stages I and II	289	1
Stages III and IV	144	2.746 (1.515-4.977)	0.001
Anatomic site, (%)
Unilateral	331	1
Isthmus	19	0.469 (0.064-3.427)	0.455
Bilateral	83	1.258 (0.599-2.641)	0.544