12 Table 4 Present Known Location of Rongelap and Uurik People Under Study Rongelap and Ailingnae exposed Rongelap unexposed Children Uurik exposed Adults (age >19) Children {age 12-19) of exposed parent(s) Adults (age >19) Children (age <19) Adults (age >19) 7 20 22 4 11 3 5 2] 34 12 35 a7 12 41 75 9 15 0 3 l 0 11 8 60 115 Majuro Ebeye Rongelap Utirik 0 Otheratolls Tota] 0 52 0 21* 0 Children (age 12-19) 9 8 0 38 151 193 5 33 0 56 26 136 85 48 3 Total 82 517 *Twoof the 23 children moved upto the adult group. _ Table 5 Percent Distribution by Age and Sex of Rongelap Populations Under Study. 1966 Rongelap and Ailingnae exposed Males Age group Unexposed Females Maies No. % No. % > 12-20 15 20.6 14 19.2 31-40 41-50 5 4 6.8 5.5. 4 6 5.5 8.2 21-30 3 351-60 61-70 5 2 > 70 l Total 35 4.1 9 6.8 2.7 | 3 1.4 I 47.9 38 No. 12.3 % No. % 20 12.5 24 15.0 16 12 10.0 7.5 15 8 9.4 5.0 5 3.1 4 2.5 13 1.4 4.1 7 10 1.4 52.1 83 Children of exposed parent(s) <12 28 21.1" *Percent in total population: 32 28 x 100 Females 8.1 4.4 6.3 51.9 12 7.5 9 3 77 3.6 3.1 48.1 Children of unexposed parents 24.1* 28 384+ =133 and later surgery in Boston: 3 in the summerof 1965 and 5 in the summerof 1966. These cases will be discussed in detail below. Deaths Table 6 lists the times and causes of death in both exposed and comparison populations. The deaths subsequent to the 1964 survey were as follows. A 77-year-old womanin the Ailingnae group (No. 43) died of pneumonia. She had had arterio- 61 23.1* 43 16.3* x 100= 21.1; etc. sclerotic heart disease, asthma, and marked peripheralsclerosis with occlusion of the right radia! artery, and was quite senile. A 79-year-old ex- posed womanin the Ailingnae group (No. 28) died in December 1965 of cardiac decompensation. She had developed ankle edema, dyspnea, cough, and anorexia prior to death. A 77-year-old exposed man, also in the Ailingnae group (No. 29), died in February 1966, probably of asthma. In the comparison population, a 61-year-old woman (No. 893) died of acute cellulitis of the