Regional Variation across Canadian Centers in Radioiodine Administration for Thyroid Remnant Ablation in Well-Differentiated Thyroid Cancer Diagnosed in 2000–2010

Table 1

Characteristics of all participants ().

Age (years, mean ± SD)	46.9 ± 14.7
Male/female (%)	21/79
Histology
Papillary	2874 (94%)
Follicular	198 (6%)
TNM staging
T1	1476 (48%)
T2	829 (27%)
T3	690 (22%)
T4	77 (3%)
Nx/N0	2452 (80%)
N1a/N1b	620 (20%)