From: Use of electronic medical records to describe the prevalence of allergic diseases in Canada
Allergy category | Number of observations | Number of patients |
---|---|---|
No known allergy | 227,070 (34.6%) | 227,050 (42.4%) |
Drug | 237,173 (36.1%) | 209,028 (39.0%) |
Beta-lactam | 77,410 (11.8%) | 77,353 (14.4%) |
Environment | 72,414 (11.0%) | 62,164 (11.6%) |
No known drug allergy | 59,645 (9.1%) | 53,196 (9.9%) |
Food | 52,777 (8.0%) | 48,822 (9.1%) |
Stinging insect | 27,797 (4.2%) | 26,397 (4.9%) |
Other | 14,445 (2.2%) | 14,025 (2.6%) |
Vaccine | 495 (0.1%) | 495 (0.1%) |
No known food allergy | 5 (0.0%) | 5 (0.0%) |
Total | 656,834 | 536,005 |