List of cancer incidence studies, which were included in the analysis
| No | Reference, country | Population | Follow-up, cancer cases | Type of exposure | Cancer outcomes | ERR per dose, βldrmd (Gy)−1, best estimate and 90% CI |
| 10 | Ivanov 2004, Russia22 | Chernobyl clean-up workers | 1996–2001, 1370 | External | Solid cancer | 0.3 (−0.4 to 1.2)* |
| 11 | Krestinina 2007, Russia23 | Techa River residents | 1956–2002, 1836 | External and internal | Solid cancer except bone cancer | 1.0 (0.3 to 1.9)* |
| 12 | Muirhead 2009, UK6 | Radiation workers | −2001, 10 855 | External | Malignant neoplasms excluding leukaemia | 0.3 (0.04 to 0.5) |
*95% confidence interval.