Patients |
Sex |
Female | 295 385 (51.8) | 54 585 (53.1) |
Male | 274 283 (48.1) | 48 210 (46.9) |
Unknown | 72 (0.01) | 16 (0.02) |
Age, median (IQR), yr | 50 (33–66) | 54 (35–73) |
Neighbourhood income quintile |
Q1 (lowest) | 122 615 (21.5) | 28 100 (27.3) |
Q2 | 116 585 (20.5) | 21 598 (21.0) |
Q3 | 111 426 (19.6) | 19 294 (18.8) |
Q4 | 110 531 (19.4) | 17 199 (16.7) |
Q5 (highest) | 98 238 (17.2) | 14 699 (14.3) |
Unknown | 5901 (1.0) | 1329 (1.3) |
Missing | 4444 (0.8) | 592 (0.6) |
Residence |
Rural | 31 623 (5.6) | 4642 (4.6) |
Urban | 533 673 (93.7) | 97 577 (94.9) |
Missing | 4444 (0.8) | 592 (0.6) |
No. of visits, median (IQR) | 1 (1–1) | 4 (3–5) |
Mortality |
No. of deaths within 1 yr of last emergency department visit | 19 836 (3.5) | 10 475 (10.2) |
Sex |
Male | 10 380 (52.3) | 4822 (46.0) |
Female | 9441 (47.6) | 5650 (53.9) |
Unknown | 15 (< 0.00) | 3 (< 0.00) |
Age at death, median (IQR), yr | 81 (69–89) | 78 (66–87) |
Visits |
Total no. of visits | 699 236 | 472 603 |
Transportation method |
Air ambulance | 356 (0.1) | 86 (0.02) |
Combination of air and ground ambulance | 226 (0.05) | 79 (0.02) |
Ground ambulance | 131 335 (18.8) | 123 419 (26.1) |
No ambulance | 567 319 (81.1) | 349 019 (73.9) |
Triage level (Canadian Triage and Acuity Scale) |
1 (Resuscitation) | 5014 (0.7) | 3357 (0.7) |
2 (Emergent) | 114 723 (16.4) | 83 750 (17.7) |
3 (Urgent) | 337 639 (48.3) | 239 910 (50.8) |
4 (Less urgent) | 220 680 (31.6) | 121 871 (25.8) |
5 (Nonurgent) | 19 113 (2.7) | 22 326 (4.7) |
Unknown | 2067 (0.3) | 1389 (0.3) |
Top 5 diagnostic categories (ICD-10 chapter) | 129 292 (18.5) Injury, poisoning and certain other consequences of external causes (XIX) | 87 247 (18.5) Symptoms, signs, and abnormal clinical and laboratory findings (XVIII) |
| 122 264 (17.5) Symptoms, signs, and abnormal clinical and laboratory findings (XVIII) | 122 264 (17.5) Injury, poisoning and certain other consequences of external causes (XIX) |
| 29 882 (4.3) Diseases of digestive system (XI) | 28 391 (6.0) Mental and behavioural disorders (V) |
| 29 804 (4.3) Diseases of respiratory system (X) | 22 548 (4.8) Diseases of respiratory system (X) |
| 24 808 (3.5) Diseases of circulatory system (IX) | 21 803 (4.6) Diseases of digestive system (XI) |
Missing | 185 520 (26.5) | 122 105 (25.8) |
Discharge disposition |
Discharged to place of residence (home or institution) | 598 572 (85.6) | 380 633 (80.5) |
Admitted or transferred | 98 039 (14.0) | 89 107 (18.8) |
Left before completion of treatment | 2024 (0.3) | 2684 (0.6) |
Died | 601 (0.09) | 179 (0.04) |
No. of drug prescriptions, median (IQR) | 1 (1–3) | 9 (5–14) |
Hospital admission |
No. of admissions per person, median (IQR) | 1 (1–1) | 2 (1–3) |
Top 5 discharge diagnostic categories (ICD-10 chapter) | 19 953 (17.3) Diseases of circulatory system (IX) | 14 661 (15.2) Mental and behavioural disorders (V) |
| 17 255 (14.9) Injury, poisoning (XIX) | 13 221 (13.7) Diseases of circulatory system (IX) |
| 15 527 (13.4) Diseases of digestive system (XI) | 11 273 (11.7) Diseases of digestive system (XI) |
| 10 774 (9.3) Mental and behavioural disorders (V) | 10 074 (10.5) Diseases of respiratory system (X) |
| 10 110 (8.7) Diseases of respiratory system (X) | 9656 (10.0) Symptoms and abnormal clinical and laboratory findings (XVIII) |
Physician billing |
No. of primary care physicians visits, median (IQR) | 7 (4–12) | 15 (9–27) |
No. of individual primary care physicians visited, median (IQR) | 3 (2–5) | 6 (4–9) |
Majority source of care | 259 203 (45.5) | 45 169 (43.9) |