B.
BEIR-111
1.
Cancer (Table V-4 of Typescript
Edition)
Lifetime Risk of Cancer Death
(deaths/106/rad)
Continous
Single exposure to
to 1 rad/yr
10 rad
Absolute
Relative
226
67
182*
167
501
158
430*
10
28
---
---
Model
Absolute
L-Q, L~-L
77
L-L, L-L
Q-L, ~
*
Relati,ve
In printed version these were 169 and 403, respectively.
the risk coefficients
2.
xposure
We used
that were derived for continuous exposure.
Birth Defects--pages
166-169 (mean parental age = 30 Years)
1 rem per generation
(1 rem parental exposure) per 106 live off-
spring 5 to 75 birth defects, this is 0.0005--0.0075%--First
generation.
Since the spontaneous rate is given as 10.7%, in the U.S. population, 1 rem will increase the rate from 10.7% to 10.7005--10.7075%.
0.0005 =
,0 7
.
=
0.0007
=
0.07%
increase.
0.000047 = 0.0047% increase and 0i~~~5
In terms of the spontaneous rate 1 rem per generation gives
IV.
CALCULATIONS
OF RISK
Table 1 gives the radiation dose values provided by Dr. Robison for use
in developing estimates of increased health risks in the Bikini population.
A.
Risks for 14 Different Living Conditions
1.
Cancer Risks
Table 3 shows the calculations
for estimates of increased cancer
risk for 14 different living conditions.