• Rates of asthma incidence and prevalence in Ontario, 1996-2024 [pdf]
  • Rates of asthma incidence in Ontario, stratified by age group, 1996-2024 [pdf]

  • Rates of asthma prevalence in Ontario, stratified by age group, 1996-2024 [pdf]

Asthma-specific health services use

  • Rates of asthma health services utilization in Ontario, 1996-2024 [pdf]
  • Rates of asthma hospitalization in Ontario, stratified by age and sex, 2024 [pdf]
  • Rates of asthma emergency department visits in Ontario, stratified by age and sex, 2024 [pdf]
  • Rates of asthma OHIP claims in Ontario, stratified by age and sex, 2024 [pdf]

Asthma-related health services use

  • Rates of asthma-related health services utilization in Ontario, 1996-2024 [pdf]
  • Rates of asthma-related hospitalizations in Ontario by LHIN, 2004 and 2024 [pdf]
  • Rates of asthma-related emergency department visits in Ontario by LHIN, 2004 and 2024 [pdf]
  • Rates of asthma-related OHIP claims in Ontario by LHIN, 2004 and 2024 [pdf]

PLEASE NOTE: most recent available mortality data are up to 2022
  • Asthma, Asthma-related, and All-cause Mortality 2000-2022 [pdf]
  • Rate of all-cause mortality in Ontario by year, 2000-2022 [pdf]
  • Rate of asthma mortality in Ontario by year, 2000-2022 [pdf]
  • Rate of asthma-related mortality in Ontario by year, 2000-2022 [pdf]

The following statistics refer to indicators of quality of asthma care in Ontario and for all 14 Local Health Integration Network (LHIN) (Erie St. Clair, South West, Waterloo Wellington, Hamilton Niagara Haldimand Brant, Central West, Mississauga Halton, Toronto Central, Central, Central East, South East, Champlain, North Simcoe Muskoka, North East, North West).

Graphs

  • Indicators of Quality of Asthma Care in All of Ontario, 1996-2024
    • PFT used for Diagnosis [pdf]
    • PFT used for Monitoring [pdf]
    • ≥1 ICS Prescription [pdf]
    • ≥1 β2‐agonist Prescription [pdf]
    • ≥1 Asthma Physician Office Visit [pdf]
    • ≥1 Asthma Emergency Department Visit [pdf]
    • β2‐agonist Use [pdf]
  • Indicators of Quality of Asthma Care by LHIN, 2024
    • PFT used for Diagnosis [pdf]
    • PFT used for Monitoring [pdf]
    • ≥1 ICS Prescription [pdf]
    • ≥1 β2‐agonist Prescription [pdf]
    • ≥1 Asthma Physician Office Visit [pdf]
    • ≥1 Asthma Emergency Department Visit [pdf]
    • β2‐agonist Use [pdf]

Please see the Data Tables page for asthma surveillance statistics. See the Glossary for definitions of terms used.