Table 2.

Characteristics of the 11 outside subjects in comparison with those of the subjects identified in the TUE program^6,7,10)

		Subjects outside the TUE program	Subjects identified in the TUE program (first round6, second round7, and third round, as of June 30, 201710)
1.	Total number	11	194
2.	Male:female	4:7	75:119
3.	Age at the accident	13.8±4.0 years	14.9±2.6, 12.6±3.2 and 10.6±1.6 years
4.	Age (at diagnosis or surgery)	18.3±3.8 years (at surgery)	17.3±2.7, 16.9±3.2 and 16.1±1.8 years (at diagnosis)
5.	Area of residence at the accidenta	4:4:3:0	34:108:34:17 (total of 193 casesb)
6.	Tumor size	14.0±5.1 mm	13.9±7.8, 11.1±5.6 and 12.1±3.1 mm
7.	Histological diagnosis after surgery	11 papillary thyroid carcinomas	152 papillary thyroid carcinomas, one poorly differentiated thyroid carcinoma, one benign tumor, one other thyroid carcinoma

^a Area of residence was categorized as: the 13 evacuation municipalities, the Nakadori area, the Hamadori area, and the Aizu area.

^b One histologically diagnosed benign case was excluded.