Lifetime Risk of Cancer Death

(deaths/10°/rad)
Single exposure to

Continous Exposure

10 rad

Model

Absolute

to 1 rad/yr

Relative

Absolute

Relative

L-Q, EEE

a)

226

67

182

L-L, £-0

167

501

158

430

28

--~

---

Q-L, Q-L
2.

10

Birth Defects--pages 166-169

a

(mean parental age = 30 years
@

Ne

4

f

1 rem per generation (1 rem parentalexposure) per 10° live offspring
a
5 to 75 birth defects, this is 0.0005--0.0075%--First
generation.

e

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%.

e

In terms of the spontaneous rate 1 rem per generation gives 0.0005 =.

0.000047 = 0.0047% increase and

075
0.0
“9 7

= 0.0007 = 0.07% increase.

0.7 ~

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.

fama SKS FOR 14 DIFFERENT LIVING CONDITIONS

1. Cancer Risks |
= — <=

ee

for 14 diferent living conditions.

—P

Table 3 shpws the calculations for estimates of increased cancer risk

Select target paragraph3