Exposure kBq Cs-137/m2 | 1986–1987 | 1988–1996 | 1988–1996 minus 1986–1987 | ||||
---|---|---|---|---|---|---|---|
Cases (n) | Incidence per 105 py | SIRR (95% CI) | Cases (n) | Incidence per 105 py | SIRR (95% CI) | SIRD per 105 py (95% CI) | |
<3 | 19 | 2.67 | 1.00 (reference for all SIRR) | 68 | 2.23 | 0.83 (0.50 to 1.40) | −0.44 (−0.90 to 0.02) |
3–29 | 24 | 2.43 | 0.91 (0.49 to 1.67) | 103 | 2.32 | 0.87 (0.53 to 1.43) | −0.11 (−0.51 to 0.30) |
30–39 | 4 | 2.30 | 0.86 (0.29 to 2.56) | 18 | 2.33 | 0.87 (0.45 to 1.68) | 0.03 (−0.53 to 0.60) |
40–120 | 6 | 1.84 | 0.69 (0.27 to 1.74) | 22 | 1.55 | 0.58 (0.31 to 1.08) | −0.29 (−0.93 to 0.35) |
Total | 53 | 211 |