Table 1.

Patient, tumor, treatment and outcome characteristics of 57 patients with fatal non anaplastic thyroid cancer

		N	%
Age	< 45 years	5	9%
	≥ 45 years	52	91%
Sex	Female	32	56%
	Male	25	44%
pT size	≤ 4 cm	22	39%
	> 4 cm	32	56%
	Unknown	3	5%
pT stage	T1	2	4%
	T2	0	0%
	T3	19	32%
	T4	34	60%
	TX	2	4%
ETE	No	9	15%
	Yes	46	81%
	microscopic	12	21%
	gross	34	60%
	Unknown	2	4%
Margins	Negative	25	44%
	Positive/Close	30	52%
	Unknown	2	4%
pN stage	N0/Nx	25	44%
	N1a	8	14%
	N1b	23	40%
	Unknown	1	2%
M stage	M0	27	47%
	M1	30	53%
Stage	1	3	5%
	2	0	0%
	3	5	9%
	4	47	82%
	Unknown	2	4%
Tm grade	PDTC	35	61%
	WDTC	22	39%

ETE extrathyroid extension

pN_x clinically negative neck