Crude rate per 100 000 and SIRs of cancer sites by sex in South Korean diagnostic medical radiation workers, 1996–2017
| Cancer sites (ICD-10 code) | Male | Female | ||||
| Observed cases | Crude rate | SIR (95% CI) | Observed cases | Crude rate | SIR (95% CI) | |
| All cancers combined (C00-C96) | 2093 | 270.0 | 0.90 (0.86 to 0.94) | 1299 | 256.8 | 1.11 (1.05 to 1.17) |
| Solid cancers (C00-C81) | 1948 | 251.3 | 0.88 (0.84 to 0.92) | 1272 | 251.5 | 1.11 (1.06 to 1.18) |
| Solid cancers other than thyroid | 1593 | 205.5 | 0.79 (0.76 to 0.83) | 641 | 126.7 | 1.01 (0.93 to 1.09) |
| Solid cancers other than thyroid and lung | 1461 | 188.5 | 0.83 (0.79 to 0.88) | 614 | 121.4 | 1.00 (0.92 to 1.08) |
| All-haematopoietic cancers (C81-C96) | 145 | 18.7 | 1.30 (1.10 to 1.53) | 27 | 5.34 | 0.82 (0.56 to 1.20) |
| Stomach (C16) | 308 | 39.7 | 0.67 (0.60 to 0.75) | 58 | 11.5 | 0.81 (0.63 to 1.05) |
| Colorectal (C18-C20) | 311 | 40.1 | 0.95 (0.85 to 1.06) | 40 | 7.91 | 0.77 (0.56 to 1.05) |
| Liver (C22) | 185 | 23.9 | 0.58 (0.50 to 0.67) | 9 | 1.78 | 0.60 (0.31 to 1.16) |
| Pancreas (C25) | 54 | 6.97 | 0.98 (0.75 to 1.28) | 7 | 1.38 | 1.09 (0.52 to 2.28) |
| Lung (C33-C34) | 132 | 17.0 | 0.52 (0.44 to 0.62) | 27 | 5.34 | 1.21 (0.83 to 1.76) |
| Non-melanoma skin (C44) | 34 | 4.39 | 1.06 (0.76 to 1.48) | 4 | 0.79 | 0.57 (0.21 to 1.52) |
| Female breast (C50) | – | – | – | 326 | 64.5 | 1.25 (1.12 to 1.39) |
| Prostate (C61) | 156 | 20.1 | 1.44 (1.23 to 1.69) | – | – | – |
| Kidney (C64) | 112 | 14.5 | 1.50 (1.25 to 1.81) | 10 | 0.98 | 0.99 (0.54 to 1.85) |
| Bladder (C67) | 60 | 7.74 | 1.13 (0.87 to 1.45) | 2 | 0.40 | 0.87 (0.22 to 3.49) |
| Brain and CNS (C70-72) | 27 | 3.48 | 1.04 (0.72 to 1.52) | 16 | 3.16 | 1.61 (0.98 to 2.62) |
| Thyroid (C73) | 355 | 45.8 | 1.74 (1.57 to 1.93) | 631 | 124.8 | 1.25 (1.16 to 1.36) |
| NHL (C82-C85, C96) | 49 | 6.32 | 0.92 (0.69 to 1.21) | 12 | 2.37 | 0.82 (0.47 to 1.45) |
| Leukaemia (C91-C95) | 51 | 6.58 | 1.25 (0.95 to 1.65) | 7 | 1.38 | 0.48 (0.23 to 1.01) |
CNS, central nervous system; ICD-10, International Classification of Diseases and Related Health Problems, 10th Revision; NHL, non-Hodgkin’s lymphoma.