Table A1.

Initial Radioiodine Treatment Doses by BRAF V600E Mutation Status in PTC (all types)

Location	No. of Patients	BRAF Mutation Positive		BRAF Mutation Negative		P*
		Median	IQR	Median	IQR
	Medical Center
Johns Hopkins Hospital	387	76	0 to 100	30	0 to 100	.03
University of Pittsburgh	162	135	106 to 161	105	0 to 134	< .001
Memorial Sloan-Kettering Cancer Center	90	104	30 to 197	75	0 to 150	.05
Yale University	17	158	51 to 243	100	0 to 209	.38
University of Pisa	189	30	30 to 30	30	30 to 30	.60
University of Perugia	117	100	50 to 100	100	50 to 100	.37
University of Milan	110	80	50 to 80	50	0 to 80	.07
University of Padua	135	100	100 to 150	100	100 to 150	.57
University of Bologna	32	100	50 to 100	100	98 to 100	.86
Kanagawa Cancer Center	49	0	0 to 0	0	0 to 0	1.0
Maria Sklodowska-Curie Memorial Cancer Centre and Institute of Oncology	98	100	100 to 100	100	100 to 100	.84
Griffith Medical School	0	—		—		—
University of Sydney	84	143	108 to 162	162	135 to 270	.26
Hospital La Paz Health Research Institute	66	120	100 to 150	100	100 to 150	.13
Institute of Endocrinology, Prague	221	100	0 to 102	100	0 to 119	.93
University of Ulsan	197	150	150 to 150	150	150 to 150	.008
	Country
United States	656	100	0 to 140	53	0 to 103	< .001
Italy	583	100	30 to 100	50	30 to 100	< .001
Japan	49	0	0 to 0	0	0 to 0	1.0
Poland	98	100	100 to 100	100	100 to 100	.84
Australia	84	143	108 to 162	162	135 to 270	.26
Spain	66	120	100 to 150	100	100 to 150	.13
Czech Republic	221	100	0 to 102	100	0 to 119	.93
South Korea	197	150	150 to 150	150	150 to 150	.008
Overall	1954	100	50 to 150	100	27 to 103	< .001

Abbreviations: IQR, interquartile range; PTC, papillary thyroid cancer.

^*P value from Wilcoxon signed-rank test.