Table 2.
Crude and age‐standardized RA incidence by sex and fiscal year in individuals 16 years and older in Alberta a
| Fiscal Year |
Incident Cases |
Crude Incidence per 1000 (95% CI) |
Age‐Standardized Incidence per 1000 (95% CI) |
Population |
||||
|---|---|---|---|---|---|---|---|---|
| Women | Men | Women | Men | Women | Men | Women | Men | |
| 2011‐12 | 1882 | 967 |
1.19 (1.13‐1.24) |
0.61 (0.57‐0.65) |
1.26 (1.20‐1.31) |
0.68 (0.64‐0.73) |
1 585 027 | 1 582 853 |
| 2012‐13 | 1797 | 922 |
1.10 (1.05‐1.16) |
0.56 (0.53‐0.60) |
1.16 (1.11‐1.21) |
0.62 (0.58‐0.66) |
1 628 964 | 1 633 096 |
| 2013‐14 | 1850 | 975 |
1.10 (1.05‐1.15) |
0.57 (0.54‐0.61) |
1.15 (1.10‐1.21) |
0.63 (0.59‐0.67) |
1 688 079 | 1 705 978 |
| 2014‐15 | 1854 | 934 |
1.06 (1.01‐1.11) |
0.52 (0.49‐0.56) |
1.12 (1.06‐1.17) |
0.58 (0.54‐0.62) |
1 748 963 | 1 779 536 |
| 2015‐16 | 1798 | 906 |
1.00 (0.95‐1.04) |
0.49 (0.46‐0.52) |
1.05 (1.00‐1.10) |
0.53 (0.50‐0.57) |
1 804 165 | 1 843 660 |
Abbreviation: CI = confidence interval, RA = rheumatoid arthritis.
a
Age‐standardized incidence estimates were calculated using the 2011 Canadian census population