@ RONGELAP-AILINGNAE 250 4 Ca 2 UT IRIK UNEXPOSED = az$ Q EC] UTIRIK EXPOSED uN UNEXPOSED = 240 . gs a 8 230 Cer ul < + ts 3 3 20 ° “ xe & 10 4° 5 O53 30+ 2 28 — E ia P| 9 Fig. 1. Ml RONGELAP-AILINGNAE EXPOSED so- m o2 Gy we i ° | &. ; 20. 30 8 80 AGE “DEVELOPMENT NOOULES Percent of total nodules appearing at various ages, BME 28 35 Fig. 2. 1979. a5 PERCENT THYROIO NODULES (CUMULATIVE) GROUP SILINGNAE-7 ‘ 4 / UTIRIK-58 40 - “Ta EXPOSED AGE (0- (8 - NO. IN GROUP RONGELAP -12 AILINGNAE- 1 UTIRIK= 21 ' | NQ. IN GROUP 40-- RONGELAP-33 AILINGNAE-!! UTIRIK- 79 55 65 Percent of persons with EXPOSED AGE < 10 RONGELAP-22 : nodules in various age groups, RONGELAP — — - AILINGNAE soo-- UTIRIK » AGE aoe «EXPOSED AGE > |6 aT TT ~~ Fig. 3. Cumulative percent of persons with nodules, by year. - 62 ~ 1979.