Fable 3 Mortalitv Exposed Year No. 1996 1997) 25 38 & sx 44M «76M. 1958 4] $5M 1959 962 [962 1968200 1962 1964 N65 62 3 46 2b 46 52 057 66OF nF %YtM 21M 73 F 455 F lO? F Unexpenrd Probable cause Hypertensive heart disease Coronary heart dpcase. diabetes Acute varicella Ovarian cancer Cancer of cervix* Arterionclerotic heart disease Brain damage following fal! from tree Fractured vertebrae Pohomyelitis, bulbar “Old age?) Probable cause 1958 1999 1960 1960 1960 1962 1962 1965 857 854 935 927) «861 9535) 848 BBB 65M i5F 36M «65M OB F 48M #41F 34M Cerebral thromboum?) Infection urmarv tract, diabetes Pneumonia secondary to influenza Preumons secondary to influenza Diabetes, cancer cervix{ >) Scatus asthmaticus Neurasyphilis(?) Asthmai?) *Not confirmed by autopsy or hiopsy. The birth rate for the past year was calculated as ip the previous surveys from the number of births per woman of childbearing age (15 tw 45 years). There vere 2.) such women in the exposed ¥group and 39 in the unexposed group. (Not in- cluded in ether group were 4 unexposed women whose spouses were exposed niales.) For the J-vecar period in the exposed group 8 babies were born. giving an average ol 0.17 births per wumanper year, in the unexposed group 10 babtes were bom, giving a shghily lower birth rate per woman 1U 135 per vear). The births wereall full-term normal deliveries, except one case as noted below. Areview of the enure menstrual and obstetrical history of the women cexamined in l4b4: in the exposed and control groups iw gwenin Table 4. In 20 exposed women there had been a total of 4d pregnancies, LY women delivering [15 living children tor an average of 4.8 babies per woman tor the 24 women i the group. The same lecun- dit. was noted in the control women, 32 of the $9 women hasing been pregnant 203 ames and deTiweringe PSY living babies. averaging ¢.6 children peromother The tistones of the age of onset of Menstruation and development of menarche were not too reliable, but the ages of onset for these events “opear to be about the samein the exposed and the control women Table 5 lists the births and feral deaths by vear since 1934 of Rongelap people. Since it was un- certain whether the dist of births on Utrik Atoll 3 38 obtained during the 1963 survey was complete,it was not possible to calculate an accurate birth rate tor that group. However, the birth rate secmed tu be about the same as nuted i. other Marshall Island pepulauons. Congenital Anomalies A full-term suilbirth with congenital anomalies cectromelus) was born to exposed parents in 1462. ‘This anomalyis not vers uncommon, and in view of the statistical evaluation the question of radiation implication must be lett open, Que 24-vearvid exposed woman, Nu 4 6 bi 63 4 66 67 17 . 4 12 12 13 i3 7 14 71 Io 78 13 Sl iJ * #4) was operated un tor retopie pregnancy in L902 A case of congenital heart detect had beer nered in a chiid born ofexposed parents several vears ago. This child died! at 4 months of age. Specttic genetic studies have not been conducted on this relatively small population, and only routine examination of new births has been done. No unusual incidence of detecis has been noted in the newborn Seme ot the detects noted ro both exposed and unexposed chridren inchide patent ductus arteriosus, congenital de- formuty of the hip. and congenital hs popiasia of the middle phalanx of the oth hnger Miscorriages and Stillbirths Except lor tne one ectopic pregnancy, no mis- carriages were reported during the past 2-s.ear period, One neonatal death (at 1 mouth of age) due to intant diarrhea occurred in a twin born to Ay 134 ‘ Total subs. (14) j TS *Hvsterectomy. not im EC le