Summary of Thyroid Abnormalities in the Marshallese, 1981 Age, 1954 No. Total Nodules No. z Carcinoma % Hypofunction No. & Rongelap <10 10-18 >18 Total 22 12 33 67 17 3 3 23 77.3 25.0 9.1 34.3 ] 1 2 4 4.5 8.3 6.1 6.0 7 l li 19 2 28 .6 4 6 36.4 31.6 29 13 44 ' 86 19 3 7 29 65.5 23.1 15.9 33.7 1 ] 2 4 3.4 7.7 4.5 4.7 64 21 79 164 5 3 9 17 4.7 14.2 11.4 9.1 ] 1 1 3 1.6 4.8 1.3 1.8 2.6 7.6 7.9 5.8 2 1 2 5 0.9 1.3 0.7 0.8 3 13.6 4 7 11.8 10.4 1 ] 9.0 5.2 3 10.3 5 8 11.4 9.3 Allingnae <10 10-18 >18 Total Rongelap + Ailingnae <10 10-18 >18 Total Utirik <10 10-18 >18 Total Matched Controls, Unexposed <10 10-18 >18 Total 229 79 292 600 6 6 23 35 1 1 2 1.5 0.3 0.3