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System Performance

​Interpretation Note

Provincial volumes from the most recent reporting period should be interpreted with caution as some hospitals did not submit data on time.

Attribution Note

Health Quality Ontario is now part of Ontario Health. Please attribute any emergency department data below to Ontario Health.

Time Spent in Emergency Departments


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This is how long patients spent in emergency departments in Ontario hospitals at various stages and depending on their condition.

Provincial × Surgery

Learn about target times.

August 2024
Wait Time to First Assessment by a Doctor in Emergency for All Patients:

On average, patients waited

2Hours

Length of Stay in Emergency for Low-Urgency Patients Not Admitted to Hospital:

On average, patients spent

3.2Hours

73% of patients finished their emergency visit within target time of 4 hours
Length of Stay in Emergency for High-Urgency Patients Not Admitted to Hospital:

On average, patients spent

4.7Hours

88% of patients finished their emergency visit within target time of 8 hours
Length of Stay in Emergency for All Patients Admitted to Hospital:

On average, patients spent

19.2Hours

27% of patients admitted to hospital from emergency within target time of 8 hours

SEARCH RESULTS:

Provincial × Surgery

Compare results across hospitals for the indicator selected:


Hospital name Average (Hours)
Ontario 2
South Bruce Grey Health Centre-Durham 0.5
Southlake Regional Health Centre 0.6
Huron Perth Healthcare Alliance-Clinton 0.8
Mackenzie Health-Richmond Hill Hospital 0.8
William Osler Health System-Etobicoke Site 0.8
Mackenzie Health-Jane Street Site 1
South Bruce Grey Health Centre-Chesley 1
Huron Perth Healthcare Alliance-St. Marys 1
Mackenzie Health-Cortellucci Vaughan Hosp 1
Niagara Health System-Port Colborne Site 1.1
South Bruce Grey Health Centre-Walkerton 1.1
Dryden Regional Health Centre 1.1
Bluewater Health-Charlotte Eleanor Englehart (Petrolia) 1.1
Brightshores Health System-Lions Head Site 1.1
William Osler Health System-Peel Memorial 1.1
Scarborough Health Network-Birchmount Site 1.2
Unity Health Toronto - St. Joseph's 1.2
Haldimand War Memorial Hospital 1.2
Huron Perth Healthcare Alliance-Seaforth 1.2
Brightshores Health System-Meaford Site 1.2
Niagara Health System-Fort Erie Douglas Site 1.2
Trillium Health Partners-Queensway Hlth 1.2
St. Joseph's Health Care System-Hamilton 1.3
St. Thomas-Elgin General Hospital 1.3
Scarborough Health Network-Centenary Site 1.3
Oak Valley Health-Markham Stouffville Hospital 1.3
William Osler Health System-Civic Site 1.3
Quinte Health-Picton 1.4
Brightshores Health System-Markdale Site 1.4
Joseph Brant Hospital 1.4
Hanover And District Hospital 1.4
St. Joseph's Health Care, London 1.4
Trillium Health Partners-Mississauga 1.4
Kingston Health Sciences Centre-Hotel Dieu 1.5
Bluewater Health - Sarnia General Site 1.5
Brightshores Health System-Wiarton Site 1.5
Sensenbrenner Hospital 1.5
Huron Perth Healthcare Alliance-Stratford 1.5
Collingwood General And Marine Hospital 1.5
North York General Hospital 1.5
Hamilton Health Sciences Corp-McMaster 1.5
University Health Network-Western Site 1.6
Sinai Health System-Mount Sinai Site 1.6
Scarborough Health Network-Scar.Gen.Site 1.6
Hospital for Sick Children (The) 1.7
Woodstock Hospital 1.7
Lakeridge Health-Oshawa Site 1.7
Halton Healthcare Services Corp-Milton 1.7
Thunder Bay Regional Hlth Sciences Ctr 1.7
Alexandra Hospital 1.8
South Bruce Grey Health Centre-Kincardine 1.8
Timmins and District Hospital 1.8
Chatham-Kent Health Alliance-Wallaceburg 1.8
Hamilton Health Sciences Corp-West Lincoln 1.8
Sault Area Hospital-Sault Ste. Marie 1.9
Guelph General Hospital 1.9
Quinte Health-Bancroft 1.9
Renfrew Victoria Hospital 1.9
Tor. East Hlth Ntwrk-Michael Garron Hosp 1.9
Chatham-Kent Health Alliance-Chatham 1.9
Perth And Smiths Falls District Hospital - Perth Site 1.9
Oak Valley Health-Uxbridge Hospital 1.9
Niagara Health System-Greater Niagara 2
Unity Health Toronto-St. Michael's 2
Royal Victoria Regional Health Centre 2
Brightshores Health System-Southampton Site 2
Lakeridge Health-Bowmanville Site 2
Lakeridge Health-Port Perry Site 2
Glengarry Memorial Hospital 2
Perth & Smiths Falls Dist-Smiths Falls Site 2
Trillium Health Partners-Credit Valley 2
University Health Network-General Site 2.1
Campbellford Memorial Hospital 2.1
Headwaters Health Care Centre-Dufferin 2.1
Georgian Bay General Hosp-Midland Site 2.1
Quinte Health-Trenton 2.2
Orillia Soldiers' Memorial Hospital 2.2
Lakeridge Health-Ajax Site 2.2
Norfolk General Hospital 2.2
West Nipissing General Hospital 2.2
Halton Healthcare Services Corp-Georgetown 2.2
Niagara Health System-Welland County 2.3
Muskoka Algonquin Healthcare-Bracebridge 2.3
Humber River Health-Wilson Site 2.3
Pembroke Regional Hospital Inc. 2.4
Ross Memorial Hospital 2.4
St. Mary's General Hospital 2.4
Brockville General Hospital 2.4
Lake-of-the-Woods District Hospital 2.4
Temiskaming Hospital 2.4
Brightshores Health System-Owen Sound Site 2.5
West Parry Sound Health Centre 2.5
London Hlth Sciences Ctr-Victoria Hosp 2.5
Hamilton Health Sciences Corp-Juravinski 2.5
Muskoka Algonquin Healthcare-Huntsville 2.5
Tillsonburg District Memorial Hospital 2.6
Northumberland Hills Hospital 2.6
Cornwall Community Hospital 2.6
Niagara Health System-Marotta Family Hosp 2.7
Ottawa Hospital (The)-General Site 2.7
Children's Hospital Of Eastern Ontario 2.7
Erie Shores Healthcare 2.7
Hopital Montfort 2.7
Halton Healthcare Services Corp-Oakville 2.7
Stevenson Memorial Hospital Alliston 2.7
Ottawa Hospital (The)-Civic Site 2.8
Kingston Health Sciences Centre-Kingston General 2.8
Groves Memorial Community Hospital 2.8
Grand River Hospital Corp-Waterloo Site 2.9
Hamilton Health Sciences Corp-General 2.9
Health Sciences North-Laurentian 3
Lennox and Addington County Gen Hospital 3
London Hlth Sciences Ctr-University Hosp 3.3
Brant Community Healthcare Sys-Brantford 3.3
Peterborough Regional Health Centre 3.4
Quinte Health-Belleville 3.5
North Bay Regional Health Centre 3.5
Windsor Regional Hospital - Ouellette Campus 3.6
Cambridge Memorial Hospital 3.8
Queensway-Carleton Hospital 4
Sunnybrook Health Sciences Centre 4
Windsor Regional Hospital-Metropolitan Campus 4.5
Hawkesbury And District General Hospital 4.7


Average time all patients waited for first assessment by a doctor in emergency, in Ontario, 202308 to 202408
2023082023092023102023112023122024012024022024032024042024052024062024072024080123452.02.02.12.12.12.12.12.12.22.22.02.02.02.02.02.02.02.02.02.02.02.02.02.02.02.0MonthHours
Ontario
202308 2.0
202309 2.1
202310 2.1
202311 2.1
202312 2.2
202401 2.0
202402 2.0
202403 2.0
202404 2.0
202405 2.0
202406 2.0
202407 2.0
202408 2.0

TECHNICAL INFORMATION

Data source: National Ambulatory Care Reporting System (NACRS), Canadian Institute for Health Information (CIHI) provided by Cancer Care Ontario (CCO). For more information, please visit the Indicator Library for the technical description of Wait Time to First Assessment in Emergency indicator (average time and volume) and Length of Stay in Emergency indicators (average time, volume, and percentage within target).

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