T
FEMALES —

TIME OF
MAXIMUM
DEPRESSION

CUMULATIVE PERCENT
a
=
a
5
{
T

0.0

@ EXPOSED
+ CONTROL

OsEXPOSED, TIME
OF MAXIMUM
DEPRESSION,

ane

oO

1

\

20

\

L

j

{

50
6
40
AGE (YEARS)

3%

£

70

8

4

930

Figure 24. Lymphocyte counts of exposed Rongelap
females plotted against age. Solid line represents

aH

-|

a
oO
L

"

306

°

2

S

20+
a
= ol

/|%

a al
"MALES (AGE >10)

4

2.0

_t

1

1

0 1.0“

mean level of unexposed female population.

.

(3/-$9 OAYS)

20}3.0

40

LYMPHOCYTES xto°3

a
_j

l

5.0

Figure 25. Lymphocyte cumulative percent distribulion curves for exposed compared with unexposed
population.
60
57 F-

ae

|

T

4

ft

tt

ot

24 40 56
DAYS

tataj 4

72

6
mo

|

2

j

3

l

1

4
8
YEAR

jo

6

7

8

TtME AFTER EXPOSURE

rigure 26. Mean platelet values of exposed Rongelap

people from time of exposuse through 8 yr post exposure. Stars represent mean values of unexposed
comparison population.

eb
ow @

Lit

wu fb
awn

08

an 33

TF

Oo

ELETS «10-4

-

74

a

asdf
27

24l-

°

°

ai

counts in males and females were below the mean
line of the unexposed group. An accumulative distribution curve shows displacement of the exposed
curve to the left of the unexposed (Figure 29). The
increase in platelet counts this year in both exposed
and unexposed groups is demonstrated by the fact
that only 11.3% of the exposed group and 5.3%

of the unexposed show counts below 200,000, as
compared with 18% and 9.7% last year.
Erythropoietic Elements

Erythrocyte, hemoglobin, and hematocrit levels
snowed no marked differences between the ex_poscd and unexposed groups (see Table 10 and
Figures 31 through 36). In the older groups the

r=
15
1
0
10

.

eo

,* te
20
30

e
e

s

e
1
l
1.
=649
so
8660)
AGE (YEARS)

Lo
=6—70
a0

i
90

Pb |

j

%

_|

Figure 27. Platelet counts of exposed Rongclap males
plotted against age. Solid line represents mean Ievel

of unexposed male population.

values were slightly lower in the exposed than in
the unexposed groups.
Ailingnae Blood Counts
Hematological examinations were carried out
on all 17 Ailingnae people. The levels of peripheral
blood elements in this group were generally the
same as in the exposed Rongelap group. These
data are shown in Table 10 and Appendices 2
and 3,

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