38.8 5, ‘ Eh i RONGELAP “2 ris 98.0 on” WOTJE KWAJALEIN i MAL OELAP SMEs eSLIEE EL Islands = anes aaa TOG MILES Fig 1.—-Marshall Islands. BRAVO test site is shown on Bikini Atoll. People on Fig 2.—Prevalence of thyroid nodules. Atolis shown in color inset wer assumed unexposed to radioiodine from nuctear fallout. ‘. & : Prevalence of nodules (%) a SO=-nNH424NEOWHN OS Aa ok v Table 2.—-Proportions of Atoll Populations Screened for Thyroid Nodularity Utrik Majit Island Alluk Estimated Popuiation* 201 287 278 353 Wotje Maioelap Lae Ujae Wotho Jaluit Ebon Ml Subtotal Majurot Kwajaieint Total 466 534 206 269 74 1295 7e2 681 5855 10 791 6061 22707 Ato Likiep 20 300 400 Distance (mies) S00 «00 AS 419 Totat No. (%) Screened 122 (61) 184 (64) 263 (95) 217 (61) 137 (33) 364 443 149 187 34 759 517 319 3735 4723 1806 7268 (78) (83) (72) Ca, (46) (59) (65) (47) (64) (16) (30) (32) 28 es Pr aes other atolls were screened for thyroid nodules. 100 4.5 aes 8.7 Lee te) ba 100 MILES 0 eC S SaaS a 8) _ w Me Prrety UTRIKG? tk Q LURETg & LIKIEP Probability of thyroid nodule ia) WOTHO iaoed RONGELAP 2 Fig 3.—Weighted linear popu BRAVO test on Bikini Atoll. tan Ty an Le, lations was not wtolis who hed lived on the other 13 primary atols in 1954 were screened. RONGELAP j roe - Fig 5.—Probability contours. Graph shows fitted probability contours for thyroid nodutes for females, computed from complete logistic mode!. Distance was calculated for each contour of fixed probability, given mean age of females, for values of 6 from 0° to 80°. Poet aioe me ES t-) JAMA. Aug 7, 1987—Vol 258. No. § Thyroid Neoplasia—Hamitton etal 631