Table
1:
Individual external dose group, mean external dose, converted thyroid dose,
thyroid cancer and non-thyroid cancer cases. Incidence, incidence odds ratio,
and relative risk compared to the extrapolated risk at zero-dose in the
second-round screening.
Individual external
Dose Group |
Mean external dose mSv |
Converted thyroid
dose Gy |
Thyroid cancer |
Non thyroid
cancer |
Total examinee |
Incidence / 104 |
Incidence Odds
ratio (95%CI) |
Relative risk
(95%CI) |
≥ 2 mSv |
2.57 |
0.0197 |
5 |
7803 |
7808 |
6.40 |
2.7 (1.0, 7.4) |
4.7 (1.7, 12.9) |
1~2mSv |
1.5 |
0.0115 |
16 |
37953 |
37969 |
4.21 |
1.8 (0.9, 3.6) |
3.1 (1.5, 6.3) |
< 1 mSv |
0.5 |
0.0038 |
15 |
63188 |
63203 |
2.37 |
1(Ref.) |
1.7 (0.9, 3.6) |
0 mSv |
0 |
0 |
|
|
|
|
|
1 (Ref.) |
Sum/Average |
|
|
36 |
108944 |
108980 |
3.30 |
|