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a
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I
x
w
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a
a
3 4-
we
o
wo
=
a
os
—
~
=
a
a”
ac
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so
~
~
A
Se
>*
a
MALES
LYMPHOCYTES x 10°
|
CG
_
c.8
—
de
2440 #56
DAYS
TIME
~* —.
726 '§
ee
23 4 5 6
MO
YE APS
AFTER EXPOSURE
?
Figure 39. Mean lymphocvte counts of exposed Rongelap
people from time of exposure through 7 vears post exposure. Stars represent mean values of comparison population.
20
3¢
40
50
60
SGE {YEARS)
Figure +0. Ly mphocvte counts of exposed Rongelap males
- EXPOSED FEMALES- ALL AGES
*® UNEXPOSED FEMALES-AcL AGES
YO
L
.
400
«650s
AGE (YEARS }
7Q
1.
CUMUL ATIVE
aot
J’
30,
—_1—
oT
.
i.
20
Md
oOo
nN
%
al
nM
TT
10
PERCENT
.
b
oO
TT 7"
tae
@
LYMPHOCYTES «10°
_ b
oO gl
80
plotted against age. Solid line represents mean level of
unexposed male population.
1O0r
FEMALES
70
80-
60~
40-
20 oo
9-880
95
1a
26
34
42
50
LYMPHOCYTES x 1073
538
66
Figure +1. Lymphocyte counts of exposed Rongelap temales plotted against age. Solid line represents mean level
of unexposed female population.
Figure 42. Lymphocvte cumulative percent distribution
curves tor exposed compared with unexposed population
and >40 years (see Figures 35 and 38). The con-
Morphology
tinued depression is also indicated by the finding
of levels of < 250,000 in 44%of the exposed group
(including Ailingnae) but in only 25% of the unexposed group.
No very unusual morphological changes in
blood cells were noted. A few bilobed Ivmpho-
cvtes were seen in differential smears of both cx-
Erythrocytes
posed and unexposed people, but no counts were
made. Price-Jones curves in the past have shown
a slight microcytic tendency of the red cells.
The meanlevels of hematocrit, red blood count,
and hemoglobin by sex and age group (Table 12)
Ailingnae Blood Counts
showedgenerally lowerlevels in the exposed males
of age >15 and females of age >40 years. These
for examination. Thelevels of peripheral bloodele.
of the other peripheral blood elements. Thescattergrams (Figures 47 and 48), cumulative percentage distribution curves (Figures 49 and 50) and
histogram (Figure 33) demonstrate this.
the same as in the unexposed population. except
that the platelets were still somewhat below the
unexposed mean levels for most of the age and sex
groups {see Table 12 and Appendix 3).
differences were not markedasin the case of some
Of the 17 Ailingnae people, 15 were available
ments in this group were generally very nearly