Table 5. Emergency department visits and hospitalizations by people with asthma and chronic obstructive pulmonary disease (COPD) in the Métis and Ontario general populations, April 1, 2009 to March 31, 20121.
| ASTHMA | CHRONIC OBSTRUCTIVE PULMONARY DISEASE | |||||
| Métis | Ontario | P-value | Métis | Ontario | P-value | |
| All-cause emergency department visits | ||||||
| N (%) with visit | 1031 (58.5) | 504,900 (44.1) | 731 (59.6) | 319,222 (50.1) | ||
| Standardized rate | 761.7 (729.0–795.8) | 563.9 (562.9–565.0) | <0.001 | 910.7 (861.3–962.2) | 674.3 (672.5–676.2) | <0.001 |
| Disease-specific emergency department visits | ||||||
| N (%) with visit | 85 (4.8) | 33,768 (3.0) | 75 (6.1) | 32,266 (5.1) | ||
| Standardized rate | 26.3 (21.2–32.3) | 21.5 (21.3–21.7) | 0.05 | 26.7 (20.4–34.3) | 32.2 (31.9–32.5) | 0.13 |
| All-cause hospitalizations | ||||||
| N (%) with visit | 280 (15.9) | 152,486 (13.3) | 293 (23.9) | 136,821 (21.5) | ||
| Standardized rate | 118.9 (104.5–134.7) | 93.1 (92.6–93.5) | <0.001 | 176.3 (155.9–198.5) | 132.7 (132.0–133.4) | <0.001 |
| Disease-specific hospitalizations | ||||||
| N (%) with visit | 20 (1.1) | 9903 (0.9) | 0.31 | 66 (5.4) | 32,823 (5.2) | |
| Standardized rate | 5.8 (3.2–9.8) | 4.7 (4.6–4.8) | 32.9 (25.1–42.3) | 25.0 (24.7–25.3)* | 0.01 |
1
All rates per 1000 person-years, direct-standardized to the 2006 Ontario Census population by age, sex and urban/rural status (with 95% confidence intervals).