TABLE 2.2 Variations in Dose as a Consequence of Date of Birth
|
Birthdate |
Reference dose (mGy)a |
Ratio of dose in birth year to dose for those born in 1952 |
|
Jan. 1, 1962 |
0.0001 |
0.000001 |
|
Jan. 1, 1957 |
85 |
0.71 |
|
Jan. 1, 1952 |
120 |
1.00 |
|
Jan. 1, 1947 |
64 |
0.53 |
|
Jan. 1, 1942 |
44 |
0.37 |
|
Jan. 1, 1937 |
25 |
0.21 |
|
Jan. 1, 1932 |
11 |
0.09 |
|
a Divide by 10 to convert to rad. |
||
estimates are important, no clear statements in the report distinguish between systematic and between-county uncertainties. It is likely that within-county uncertainties produce a significant portion of overall uncertainty in thyroid dose, which means that the level of detail presented (county estimates, rather than estimates over much broader regions) is probably inappropriate.