Table 1
Summary of Thyroid Abnormalities in the
Marshallese Unexposed Comparison Groups 1954-1983
Group
Age 1954
Total
Number
Nodules
Carcinoma
Hypofunction
<10
229
6
2
--
10-18
79
6
1
1
>18
292
25
2
1
Total |
600
37
5
2
227
5
2
--
Age- and SexMatched Group
Followed
Since 1954
Table 2
Age Group <10 Data Summary
Number of Persons. .csrcenccscceresccereceeeessceeesccessecersscacersseceses BO
Internal Exposure, PersonRadsscssccssscccnccccsntccsssccsenscessesse
120,000
External Exposure, Person-Rad.c.cccescccevccenens eanees ee wnccescseceeses§
5400
Number of Observed Carcinomas. cccuccacccvscsccsscessscevsnsensssccvasseceves J
Average Years Post-Exposure to Onset of Carcinomas. cccceccsccnencccesecce
22
Assumed Latent Perlod, Years.sscccecrecesnssectecscnscesrenestocesese J and 10
Number of Expected Spontaneous Carcinomas... sssseevseccessevesesscseees
Cc
cca
pd
ot
Cr")
soy
CF
24
1,80