Table 2.
Age-standardized cancer incidence (per 100,000 person-years) among First Nations adults and non-Aboriginal adults, relative risk and 95% confidence intervals, 1992–2009, by sex and cancer site, Canada
| Site | Men | Women | ||||||
|---|---|---|---|---|---|---|---|---|
| N* | NA ASR† | FN ASR† | RR‡ (95% CI) | N* | NA ASR† | FN ASR† | RR‡ (95% CI) | |
| All sites | 2290 | 560.7 | 506.0 | 0.89 (0.86–0.93) | 2790 | 457.4 | 458.1 | 0.98 (0.94–1.02) |
| Colon and rectum | 400 | 75.4 | 88.6 | 1.14 (1.04–1.25) | 410 | 50.3 | 69.2 | 1.34 (1.22–1.47) |
| Female breast | – | – | – | – | 785 | 146.0 | 122.8 | 0.85 (0.79–0.91) |
| Lung | 395 | 89.8 | 89.7 | 0.95 (0.87–1.05) | 380 | 57.5 | 67.1 | 1.09 (0.99–1.20) |
| Prostate | 520 | 157.3 | 124.5 | 0.74 (0.68–0.80) | – | – | – | – |
| Kidney | 150 | 18.0 | 30.9 | 1.66 (1.43–1.94) | 125 | 9.4 | 21.3 | 2.22 (1.88–2.68) |
| NHL | 105 | 30.8 | 22.3 | 0.72 (0.61–0.86) | 75 | 20.6 | 12.2 | 0.62 (0.50–0.76) |
| Stomach | 80 | 14.9 | 15.9 | 1.07 (0.86–1.33) | 65 | 6.4 | 10.0 | 1.62 (1.27–2.06) |
| Cervix | – | – | – | – | 165 | 11.0 | 27.7 | 2.36 (2.02–2.75) |
| Oral cavity and pharynx | 70 | 16.9 | 15.2 | 0.86 (0.70–1.07) | 40 | 6.7 | 6.9 | 1.01 (0.76–1.33) |
| Uterus | – | – | – | – | 105 | 28.4 | 16.2 | 0.61 (0.51–0.73) |
| Pancreas | 50 | 12.7 | 11.3 | 0.87 (0.67–1.13) | 50 | 9.9 | 8.5 | 0.87 (0.67–1.14) |
| Ovary | – | – | – | – | 85 | 16.5 | 14.2 | 0.79 (0.65–0.97) |
| Multiple myeloma | 40 | 7.4 | 8.4 | 1.04 (0.76–1.41) | 35 | 4.7 | 6.4 | 1.18 (0.85–1.64) |
| Liver | 45 | 5.8 | 9.8 | 1.50 (1.11–2.01) | 25 | 1.6 | 4.7 | 2.86 (1.98–4.13) |
| Thyroid | 15 | 4.9 | 3.5 | 0.72 (0.47–1.13) | 50 | 15.3 | 8.7 | 0.55 (0.43–0.71) |
| Bladder | 45 | 26.5 | 10.4 | 0.41 (0.32–0.53) | 15 | 7.3 | 2.8 | 0.34 (0.21–0.54) |
| Leukemia | 30 | 8.9 | 6.1 | 0.58 (0.44–0.77) | 30 | 5.6 | 4.9 | 0.57 (0.41–0.79) |
| Esophagus | 40 | 7.4 | 8.3 | 1.12 (0.84–1.51) | 15 | 2.1 | 2.4 | 1.34 (0.85–2.12) |
| Brain | 25 | 10.0 | 5.2 | 0.56 (0.38–0.81) | 20 | 6.9 | 3.8 | 0.51 (0.34–0.77) |
| Gallbladder | 10 | 1.1 | 2.3 | 1.86 (0.99–3.48) | 35 | 1.5 | 5.7 | 3.46 (2.43–4.92) |
| Larynx | 30 | 7.0 | 6.3 | 0.99 (0.73–1.36) | 15 | 1.4 | 1.9 | 1.67 (1.03–2.70) |
| Melanoma | 10 | 17.9 | 2.1 | 0.15 (0.09–0.24) | 20 | 15.2 | 2.9 | 0.22 (0.15–0.33) |
Abbreviations: FN ASR First Nations age-standardized incidence rate, NA ASR non-Aboriginal age-standardized incidence rate, RR relative risk, CI confidence interval, NHL non-Hodgkin lymphoma
*Number of cancers in First Nations
†Age-standardized to the World Standard Population (Parkin et al 1992)
‡Adjusting for age. Values in bold represent a statistically significant difference