Table 4.

The mortality of DTC survivors developing SMs by different sites

	overall mortality			disease specific mortality
	with RAI	no RAI	P value	with RAI	no RAI	P value
All cancer combined	25.5%	28.0%	0.001	16.4%	18.3%	0.081
Oral Cavity and Pharynx	26.8%	23.5%	0.008	7.1%	3.9%	0.681
Digestive System	39.5%	47.2%	0.052	32.3%	36.8%	0.225
Respiratory System	62.3%	61.0%	0.783	47.8%	49.2%	0.789
Skin	12.3%	11.7%	1.000	5.1%	2.9%	0.54
Breast	9.9%	11.0%	0.559	4.8%	5.9%	0.427
Female Genital System	20.1%	22.8%	0.537	14.5%	19.4%	0.224
Male Genital System	8.4%	9.0%	0.871	3.4%	3.4%	1.000
Urinary System	17.5%	19.9%	0.602	10.3%	8.9%	0.73
Nervous System	63.3%	66.7%	0.801	60.0%	63.9%	0.802
Hematopoietic System	25.7%	29.3%	0.409	17.2%	20.9%	0.347