Nomogram-Based New Recurrence Predicting System in Early-Stage Papillary Thyroid Cancer

Table 1

Demographics and clinicopathologic characteristics of patients with papillary thyroid cancer of TNM stages I–III (N  =  1621).

Demographic or characteristic	No. of patients	%
Age at diagnosis, years	44.1 ± 11.8^a	—
	44 (8, 89)^b	—
Sex
Male	384	23.7
Female	1237	76.3
Bilaterality
Yes	303	18.7
No	1318	81.3
Tumor sizec (mm)
≤10	988	60.9
11–20	453	28.0
>20	180	11.1
Extrathyroidal extension
Yes	108	6.7
No	1513	93.3
Nodal status
N0/Nx	1150	70.9
N1a	360	22.2
N1b	111	6.9
TNM stage
I	1420	87.6
II	37	2.3
III	164	10.1

^aMean ± standard deviation; ^bmedian (range); ^cmaximum tumor diameter.