Colchicine Coronavirus SARS-CoV2 Trial (COLCORONA) (COVID-19)
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ClinicalTrials.gov Identifier: NCT04322682 |
Recruitment Status :
Terminated
(Due to several considerations (logistical, human and budgetary), the study was stopped early.)
First Posted : March 26, 2020
Results First Posted : September 8, 2021
Last Update Posted : September 8, 2021
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Sponsor:
Montreal Heart Institute
Collaborators:
National Heart, Lung, and Blood Institute (NHLBI)
Bill and Melinda Gates Foundation
The Government of Quebec
DACIMA Software
Information provided by (Responsible Party):
Montreal Heart Institute
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Study Type | Interventional |
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Study Design | Allocation: Randomized; Intervention Model: Parallel Assignment; Masking: Triple (Participant, Care Provider, Investigator); Primary Purpose: Treatment |
Condition |
Corona Virus Infection |
Interventions |
Drug: Colchicine Drug: Placebo oral tablet |
Enrollment | 4506 |
Participant Flow
Recruitment Details | |
Pre-assignment Details |
18 patients were not included:
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Arm/Group Title | Colchicine | Placebo |
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Patients in this arm will receive study medication colchicine 0.5 mg per os (PO) twice daily for the first 3 days and then once daily for the last 27 days. If a dose is missed, it should not be replaced. | Patients will receive the placebo 0.5 mg per os (PO) twice daily for the first 3 days and then once daily for the last 27 days. If a dose is missed, it should not be replaced. |
Period Title: Overall Study | ||
Started | 2235 | 2253 |
Completed | 2192 | 2189 |
Not Completed | 43 | 64 |
Reason Not Completed | ||
Withdrawal by Subject | 33 | 47 |
Death | 5 | 9 |
Lost to Follow-up | 4 | 8 |
Admitted to Hospital and Intubated | 1 | 0 |
Baseline Characteristics
Arm/Group Title | Colchicine | Placebo | Total | |
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Patients in this arm will receive study medication colchicine 0.5 mg per os (PO) twice daily for the first 3 days and then once daily for the last 27 days. If a dose is missed, it should not be replaced. | Patients will receive the placebo 0.5 mg per os (PO) twice daily for the first 3 days and then once daily for the last 27 days. If a dose is missed, it should not be replaced. | Total of all reporting groups | |
Overall Number of Baseline Participants | 2235 | 2253 | 4488 | |
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Characteristics of the patients at randomisation in the intent-to-treat population.
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Age, Continuous
Median (Inter-Quartile Range) Unit of measure: Years |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
53.0
(47.0 to 61.0)
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54.0
(47.0 to 61.0)
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54.0
(47.0 to 61.0)
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Sex: Female, Male
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
Female |
1238 55.4%
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1183 52.5%
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2421 53.9%
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Male |
997 44.6%
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1070 47.5%
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2067 46.1%
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Ethnicity (NIH/OMB)
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
Hispanic or Latino |
327 14.6%
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349 15.5%
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676 15.1%
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Not Hispanic or Latino |
1869 83.6%
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1872 83.1%
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3741 83.4%
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Unknown or Not Reported |
39 1.7%
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32 1.4%
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71 1.6%
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Race (NIH/OMB)
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
American Indian or Alaska Native |
5 0.2%
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9 0.4%
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14 0.3%
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Asian |
23 1.0%
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20 0.9%
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43 1.0%
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Native Hawaiian or Other Pacific Islander |
7 0.3%
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7 0.3%
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14 0.3%
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Black or African American |
114 5.1%
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116 5.1%
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230 5.1%
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White |
2084 93.2%
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2092 92.9%
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4176 93.0%
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More than one race |
2 0.1%
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4 0.2%
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6 0.1%
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Unknown or Not Reported |
0 0.0%
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5 0.2%
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5 0.1%
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Region of Enrollment
Measure Type: Number Unit of measure: Participants |
Number Analyzed | 2235 participants | 2253 participants | 4488 participants |
Canada | 1817 | 1830 | 3647 | |
United States | 244 | 244 | 488 | |
South Africa | 0 | 2 | 2 | |
Spain | 94 | 94 | 188 | |
Brazil | 79 | 82 | 161 | |
Greece | 1 | 1 | 2 | |
History of Respiratory Disease
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
Yes |
583 26.1%
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605 26.9%
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1188 26.5%
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No |
1652 73.9%
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1647 73.1%
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3299 73.5%
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Not Reported |
0 0.0%
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1 0.0%
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1 0.0%
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History of Diabetes
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
Yes |
444 19.9%
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450 20.0%
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894 19.9%
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No |
1791 80.1%
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1803 80.0%
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3594 80.1%
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Body Mass Index (BMI)
Mean (Standard Deviation) Unit of measure: Kg/m^2 |
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Number Analyzed | 2235 participants | 2253 participants | 4488 participants | |
30.0 (6.2) | 30.0 (6.3) | 30.0 (6.2) |
Outcome Measures
Adverse Events
Limitations and Caveats
Due to several considerations (logistical, human and budgetary), the study was stopped early. Furthermore, stopping the study after approximately 4500 patients had completed their 30-day follow-up would allow to communicate results in January 2021 in the hope of preventing complications of COVID-19 in ambulatory patients, instead of delivering results anywhere between April and October 2021 at a time when vaccination efforts might be successful.
More Information
Results Point of Contact
Name/Title: | Dr. Jean-Claude Tardif (Principle Investigator) |
Organization: | Montreal Heart Institute |
Phone: | 514 376-3330 ext 3612 |
EMail: | jean-claude.tardif@icm-mhi.org |
Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: | Montreal Heart Institute |
ClinicalTrials.gov Identifier: | NCT04322682 |
Other Study ID Numbers: |
MHIPS-2020-001 3R01HL146206-02S1 ( U.S. NIH Grant/Contract ) |
First Submitted: | March 23, 2020 |
First Posted: | March 26, 2020 |
Results First Submitted: | August 10, 2021 |
Results First Posted: | September 8, 2021 |
Last Update Posted: | September 8, 2021 |