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  Submit FeedbackFeedback (RCT)0.23[0.03-1.97]death1/554/50RRCITreatmentControlLopes (DB RCT)0.20[0.01-4.03]death0/362/36Brunetti0.27[0.08-0.89]death3/3311/33Scarsi0.15[0.06-0.37]death122140Pinzón0.65[0.34-1.21]death14/14523/156Sandhu0.58[0.40-0.85]death16/3463/78Rodriguez-Nava0.94[0.61-1.47]death16/5285/261Tardif (DB RCT)0.56[0.19-1.67]death5/2,2359/2,253Horby (DB RCT)1.02[0.94-1.11]deathnot providedTau​2 = 0.20; I​2 = 74.8%Late treatment0.57[0.38-0.85]55/2,712197/3,00743% improvementAll studies0.57[0.38-0.85]55/2,712197/3,00743% improvement9 colchicine COVID-19 5/4/21Tau​2 = 0.20; I​2 = 74.8%; Z = 2.75 (p = 0.0029)Lower RiskIncreased Risk
Meta Hariyanto et al., Clinical and Experimental Pharmacology and Physiology, doi:10.1111/1440-1681.13488 (Peer Reviewed) (meta analysis) meta-analysis Colchicine treatment can improve outcomes of coronavirus disease 2019 (COVID‐19): A systematic review and meta‐analysis
Meta analysis concluding that colchicine can reduce severity and mortality in COVID‐19 patients, mortality OR 0.43 [0.32-0.58].
Late Horby et al., Letter (Preprint) death, ↑2.0%, p=0.63 Recovery trial DMC report
RECOVERY trial reports not finding a significant difference with colchicine treatment. Very minimal details are provided but treatment may be very late as with previous RECOVERY results.
Late Tardif et al., medRxiv, doi:10.1101/2021.01.26.21250494 (Preprint) death, ↓43.9%, p=0.30 Efficacy of Colchicine in Non-Hospitalized Patients with COVID-19
RCT for relatively low risk outpatients, 2235 treated with colchicine a mean of 5.3 days after the onset of symptoms, and 2253 controls, showing lower mortality, ventilation, and hospitalization with treatment. NCT04322682.
Late Rodriguez-Nava et al., Mayo Clinic Proceedings: Innovations, Quality & Outcomes (Peer Reviewed) death, ↓5.5%, p=0.87 Clinical characteristics and risk factors for mortality of hospitalized patients with COVID-19 in a community hospital: A retrospective cohort study
Retrospective 313 patients, mostly critical stage and mostly requiring respiratory support. Confounding by indication likely.
Late Sandhu et al., Canadian Journal of Infectious Diseases and Medical Microbiology, doi:10.1155/2020/8865954 (Peer Reviewed) death, ↓41.7%, p=0.0006 A Case Control Study to Evaluate the Impact of Colchicine on Patients Admitted to the Hospital with Moderate to Severe COVID-19 Infection
Prospective cohort study of hospitalized patients in the USA, 34 treated with colchicine, showing lower mortality and intubation with treatment.
Late Pinzón et al., Research Square, doi:10.21203/ (Preprint) death, ↓34.5%, p=0.18 Clinical Outcome of Patients with COVID-19 Pneumonia Treated with Corticosteroids and Colchicine in Colombia
Retrospective 301 pneumonia patients in Colombia showing lower mortality with colchicine treatment.
Late Scarsi et al., Annals of the Rheumatic Diseases, doi:10.1136/annrheumdis-2020-217712 (Peer Reviewed) death, ↓84.9%, p<0.0001 Association between treatment with colchicine and improved survival in a single-centre cohort of adult hospitalised patients with COVID-19 pneumonia and acute respiratory distress syndrome
Retrospective 122 colchicine patients and 140 control patients in Italy, showing lower mortality with treatment.
Late Brunetti et al., J. Clin. Med., 9:9, 2961, doi:10.3390/jcm9092961 (Peer Reviewed) death, ↓72.7%, p=0.03 Colchicine to Weather the Cytokine Storm in Hospitalized Patients with COVID-19
PSM matched analysis from consecutive hospitalized patients, with 33 colchicine and 33 control matched patients, showing lower mortality with treatment.
Late Lopes et al., RMD Open, doi:10.1136/rmdopen-2020-001455 (preprint 8/12) (Peer Reviewed) death, ↓80.0%, p=0.49 Beneficial effects of colchicine for moderate to severe COVID-19: a randomised, double-blinded, placebo-controlled clinical trial
RCT with 36 colchicine and 36 control patients, showing reduced length of hospitalization and oxygen therapy with treatment.
Late Deftereos et al., JAMA Network Open, doi:10.1001/jamanetworkopen.2020.13136 (Peer Reviewed) death, ↓77.3%, p=0.19 Effect of Colchicine vs Standard Care on Cardiac and Inflammatory Biomarkers and Clinical Outcomes in Patients Hospitalized With Coronavirus Disease 2019: The GRECCO-19 Randomized Clinical Trial
RCT with 55 patients treated with colchicine and 50 control patients, showing lower mortality and ventilation with treatment. NCT04326790.
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