Clinical trials
Observational trials in Canada with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
688 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2002 | 6 |
| 2003 | 3 |
| 2004 | 4 |
| 2005 | 12 |
| 2006 | 11 |
| 2007 | 12 |
| 2008 | 14 |
| 2009 | 14 |
| 2010 | 16 |
| 2011 | 33 |
| 2012 | 33 |
| 2013 | 24 |
| 2014 | 40 |
| 2015 | 28 |
| 2016 | 37 |
| 2017 | 50 |
| 2018 | 47 |
| 2019 | 50 |
| 2020 | 66 |
| 2021 | 62 |
| 2022 | 60 |
| 2023 | 38 |
| 2024 | 20 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 688 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of British Columbia | 55 |
| University Health Network, Toronto | 54 |
| University of Toronto | 36 |
| Sunnybrook Health Sciences Centre | 26 |
| Unity Health Toronto | 25 |
| McGill University Health Centre/Research Institute of the McGill University Health Centre | 24 |
| Laval University | 22 |
| London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 18 |
| Ottawa Hospital Research Institute | 18 |
| University of Calgary | 18 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Cardiovascular Diseases | 36 |
| Diabetes Mellitus | 29 |
| Obesity | 26 |
| COVID-19 | 24 |
| Body Weight | 19 |
| Stroke | 17 |
| Metabolic Syndrome | 16 |
| Breast Neoplasms | 15 |
| Diabetes Mellitus, Type 2 | 15 |
| Heart Failure | 15 |
Trials
Showing 1 to 25 of 688. Each trial links to its page on Pharma Observatory.
588 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.