|  |  | Registry | IARC/IACR | SEER | Registry‡ | ||||
---|---|---|---|---|---|---|---|---|---|---|
First primary cancer | Â | Time since diagnosis | SIR (95% CI) | SIR (95% CI) | SIR (95% CI) | SIR (95% CI) | ||||
Lung cancer (C33-34) |  | 61 days- < 1 year | 0.55 | (0.39, 0.76) | 0.47 | (0.32, 0.66) | 0.38 | (0.27, 0.53) | 0.58 | (0.39, 0.82) |
 | 1-5 years | 0.98 | (0.78, 1.22) | 0.88 | (0.69, 1.11) | 0.95 | (0.75, 1.18) | 1.04 | (0.81, 1.32) | |
Colorectal cancer (C18-20) |  | 61 days- < 1 year | 0.79 | (0.61, 1.00) | 0.73 | (0.56, 0.94) | 0.78 | (0.60, 0.99) | 0.81 | (0.61, 1.04) |
 | 1-5 years | 0.93 | (0.82, 1.05) | 0.86 | (0.75, 0.98) | 0.93 | (0.82, 1.05) | 0.88 | (0.77, 1.01) | |
Prostate cancer (C61) |  | 61 days- < 1 year | 0.77 | (0.61, 0.96) | 0.75 | (0.59, 0.94) | 0.75 | (0.59, 0.94) | 0.94 | (0.74, 1.18) |
 | 1-5 years | 0.69 | (0.61, 0.78) | 0.69 | (0.61, 0.78) | 0.69 | (0.61, 0.78) | 0.87 | (0.77, 0.98) | |
Breast cancer (C50) | age < 50 | 61 days- < 1 year | 1.05 | (0.29, 2.70) | 0.53 | (0.06, 1.90) | 0.79 | (0.16, 2.31) | 1.11 | (0.23, 3.25) |
 | 1-5 years | 2.32 | (1.71, 3.07) | 1.11 | (0.70, 1.66) | 2.22 | (1.63, 2.96) | 1.77 | (1.15, 2.62) | |
Breast cancer (C50) | age ≥ 50 | 61 days- < 1 year | 0.75 | (0.56, 0.98) | 0.65 | (0.47, 0.87) | 0.68 | (0.50, 0.90) | 0.84 | (0.61, 1.13) |
 | 1-5 years | 0.91 | (0.80, 1.02) | 0.70 | (0.61, 0.81) | 0.88 | (0.77, 1.00) | 1.16 | (1.02, 1.32) | |
Head & neck (C00-C14, C30-C32) |  | 61 days- < 1 year | 1.33 | (0.91, 1.88) | 1.25 | (0.84, 1.78) | 1.29 | (0.88, 1.83) | 1.05 | (0.67, 1.56) |
 | 1-5 years | 2.10 | (1.80, 2.44) | 2.02 | (1.73, 2.36) | 2.07 | (1.77, 2.41) | 1.94 | (1.64, 2.27) |