72

;
\-

Mr.

Roger Ray
18, 1985
Page 2
~ly

on Longevity

Effects

1s no evidence

There
resulted

in

that

a shortening

of

prolonqed

life

residence

Residence
Category
Short-term
Intermediate
Long-term

Number

Effects

Does

not

include

on Thyro!d

Mean

of Deaths
20
27
5’
P*

Total
●

on llongelap

2 accidental

Average

Number
Number
of

Total

figures

These

living.

has

age at Death
61.4
years
66.6
years
70.0
years
64.9
years

Neoplasla

Residence

are

1957

deaths.

There
1s no evidence
that
prolonged
residence
on Rongelap
Nine unexposed
resulted
In an fncrease
in thyroid
neoplasia.
Comparison
group have had surgery
for
thyroid
nodules:

Category
Short-term
Intermediate
Long-term

since

expe~tancy:

apply
All
of

Mean Aqe

Persons
58
46
29
~

in

1985
47.1
46.4
46.9

(yr)

since
persons

wfth
tlunber

Thyroid
NoduJes
Rmoved
(7%)
4
3
2

Thyroid

of

Cancers
1
c)
1

i7ij
(7%)

-2-

T

in the

to the 133 unexposed
persons
the 9 persons
who had thyroid

1957 has
in the

nodules

Comparison
removed

group who
are still

allve.

Effects

on Blood

There-ls

Counts

(1985

no detectable

Residence
Category
Short-term
Intermediate

Number
Tested
24

Long-term

26

40

data)

effect

of

Neutrophils/ul

residence

on Flongelap

Lymphocytes/ul

*so

S)
4851*2U89
~ 3838*

992

4366t1551

2754*1OU6
2835*
906

2612*

on blood

counts:

Platelets/ulx103
*SD
279*jjl

78.7

A test
of equality
of means showed no statistically
slgnlflctmt
categories.
among the three
Note that
the number of blood
tests
(90)
is less
than the numberof
persons
in the Comparison
group.
1985, survey.
because not all were seen in the Narch-Aprl],

292*

59

262*

51

differences
performed

This

is

:

Select target paragraph3