18 over a 6-yearpériod in the exposed population represent 46 per LO00, and the 20 births overa +-vear period for the unexposed population repre- sent a rate of 62 per L000. The four tn utero irradi- ated children did not showanv abnormalities nor have they shown anv impairment of growth and development. ‘ PHYSICAL EXAMINATIONS At the times of the 1959 and 1960 surveysof the Marshallese, the people appeared to be generally in a state of good health and nutrition. There was no indication of vitamin deficiencies such as had been observed in 1957 in the children, when about i0 had night blindness associated with vitamin A denciency.* The improvement mav be-duein part to the argicultural program on theisland resulting in the availability of papaya and squash. The usual number ofskin infections and fungus dis- eases Was noted, as was the usual incidence of impeugo in the children. PEDIATRIC EXAMINATIONS The numbers of children seen during the 1958, 1959, and 1960 surveys are summarized in Table 3. In the limited 1960 survey, only the body meas- Table 5 Numbers of Children Examined in 1958, 1959, and 1960 Exposed Nonexposed with exposed parents Nonexposed, Rongelap Nonexposed, Majuro Tn 1960 In 1959 In 1958 In 1958 but notin 1939 In 1959 but not in 1958 In 1959 but 35 10 51 34 20 82 39 13 8& 2 (3)* 0 16 (3) 0 7 10 0 lO, 34 (2) 0 Uurik 13 0 26 60 6 (2) 0 0 l 60 lo“ 60 *Numbers in parentheses are numbers of children not examined who had become adults or near-adults since the preceding survey. Table 6 Summary of Physical Findings on Children, 1959 Chronic impetigo (active) Molluscum contagiosum Tinea versicolor Chronic otitis media Palpable liver Under 3 cm Over 3 cm Cervical nodes Axillary nodes Rheumatic heart disease, inactive Vitiligo Cheilosis Asthma Exposed Rongelap (34)* Nonexposed with exposed parents (20) Rongelap (82) Nonexposed Nonexposed 10 7 i } 0 25 6 Q 4 0 0 2 0 l 2 5 2 ) 0 0 Oo 0 15 1] 36 13 0 0 0 t l 2 2 8 3 Q 1 l 0 0 0 - 2 0 + a) l4 8 l Job reo * Os Loss of hearing, unilateral QO Elevated blood pressure ** Obesity in girls > 10 years of age** 0/20 1/4 “Number examined. 0/36 o/7 4: oy not in 1960 Majuro (15) 0/38 **Utirik group showed no elevated blood pressure in 58 children examined, and an incidence of obesity in girls > 10 years ofage of 7/16. Ay 33 4* ? é i! a ¥