Publications by authors named "Michael Colacci"

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Evaluating sociodemographic bias in a deployed machine-learned patient deterioration model.
Michael Colacci, Chloe Pou-Prom, Arjumand Siddiqi, Muhammad Mamdani, Amol A Verma

JAMIA Open· December 2025

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Effect of disability, homelessness, and neighborhood marginalization on risk adjustment for hospital performance measurement.
Surain B Roberts, Michael Colacci, Jiamin Shi, Hilary K Brown, Mahliqa Ashraf

Am J Epidemiol· November 2025

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Understanding patient preferences on providing sociodemographic information in an acute care setting: a qualitative study.
Yasmin Garad, Negin Pak, Bronwyn Barker, Danielle Kasperavicius, Joshua Pratt, Michael Colacci

BMC Health Serv Res· November 2025

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Response to letter to the editor by Lai-Ming Kathleen Pak et al on: Identifying predictors of SGLT2 inhibitor and GLP1R agonist use in hospital among adults with diabetes.
Michael Colacci, Ashley Raudanskis, Michael Fralick

J Diabetes Complications· October 2025

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Predicting the occurrence of DKA following sodium glucose co-transporter-2 inhibitors: An international cohort study.
Michael Fralick, Mats C Højbjerg Lassen, Jagadish Rangrej, Sahar Asgari, Saad Rais, Michael Colacci

J Diabetes Complications· October 2025

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Sociodemographic bias in clinical machine learning models: a scoping review of algorithmic bias instances and mechanisms.
Michael Colacci, Yu Qing Huang, Gemma Postill, Pavel Zhelnov, Orna Fennelly

J Clin Epidemiol· February 2025

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Identifying predictors of sodium-glucose cotransporter 2 inhibitor and glucagon-like peptide 1 receptor agonist use in hospital among adults with diabetes.
Ashley Raudanskis, Shohinee Sarma, Tor Biering-Sørensen, Katarina Zorcic, Fahad Razak, Michael Colacci

J Diabetes Complications· February 2025

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Patient Complexity, Social Factors, and Hospitalization Outcomes at Academic and Community Hospitals.
Michael Colacci, Anne Loffler, Surain Bala Roberts, Sharon Straus, Amol A Verma

JAMA Netw Open· January 2025

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Can SGLT2 Inhibitors ERASe Arrhythmias?
Michael Colacci, Mats C Højbjerg Lassen

NEJM Evid· October 2024

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Development and external validation of tools for categorizing diagnosis codes in international hospital data.
Sarah L Malecki, Anne Loffler, Daniel Tamming, Niklas Dyrby Johansen, Tor Biering-Sørensen, Michael Colacci

Int J Med Inform· September 2024

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Association of sodium glucose co-transporter-2 inhibitors with risk of diabetic ketoacidosis among hospitalized patients: A multicentre cohort study.
Shohinee Sarma, Benazir Hodzic-Santor, Afsaneh Raissi, Michael Colacci, Amol A Verma

J Diabetes Complications· September 2024

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Clinical evaluation of a machine learning-based early warning system for patient deterioration.
Amol A Verma, Therese A Stukel, Michael Colacci, Shirley Bell, Jonathan Ailon

CMAJ· September 2024

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Association Between SGLT2 Inhibitor Use and Change in Hemoglobin Among Adults with Diabetes: A Nationwide Cohort Study.
Mats C Højbjerg Lassen, Michael Colacci, Manan Pareek, Stephanie G Lee, Gunnar Gislason

J Gen Intern Med· August 2024

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Demographics, medication use, and admission characteristics of patients hospitalized with diabetes in Ontario, Canada: A retrospective cohort study.
Michael Colacci, Afsaneh Raissi, Tor Biering-Sørensen, Michelle Gyenes, Benazir Hodzic-Santor

PLoS One· August 2024

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Validation of the Diagnostic Accuracy Levels of International Classification of Diseases, 10th Revision Codes for Diabetic Ketoacidosis: A Multicentre, Cross-sectional Study of Adults.
Benazir Hodzic-Santor, Michael Colacci, Afsaneh Raissi, Prachi Ray, Amol A Verma

Can J Diabetes· June 2024

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Randomized controlled trials of switching to a new medication vs continuing a chronic medication may underestimate the risk of adverse events in those continuing because of asymmetric depletion of susceptibles.
Michael Colacci, Afsaneh Raissi, Prachi Ray, Michelle Sholzberg, Kenneth J Rothman

J Clin Epidemiol· June 2024

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An Update to the Kaiser Permanente Inpatient Risk Adjustment Methodology Accurately Predicts In-Hospital Mortality: a Retrospective Cohort Study.
Surain B Roberts, Michael Colacci, Fahad Razak, Amol A Verma

J Gen Intern Med· November 2023

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Methodological progress note: Utilizing inpatient data sources to minimize common biases when emulating target trials.
Michael Colacci, Michael Fralick

J Hosp Med· November 2023

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Association Between Diabetes and Mortality Among Adult Patients Hospitalized With COVID-19: A Cohort Study of Hospitalized Adults in Ontario, Canada, and Copenhagen, Denmark.
Orly Bogler, Afsaneh Raissi, Michael Colacci, Andrea Beaman, Tor Biering-Sørensen

Can J Diabetes· June 2023

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Understanding how deferred consent affects patient characteristics and outcomes: an exploratory analysis of a clinical trial of prone positioning for COVID-19.
Michael Colacci, Afsaneh Raissi, Ajay Bhasin, Leora Branfield Day, Melissa Bregger

J Clin Epidemiol· January 2023

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Variation in the risk of death due to COVID-19: An international multicenter cohort study of hospitalized adults.
Kieran L Quinn, Husam Abdel-Qadir, Kali Barrett, Emily Bartsch, Andrea Beaman, Michael Colacci

J Hosp Med· October 2022

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Response: Sodium-Glucose Cotransporter-2 Inhibitors and Risk of Diabetic Ketoacidosis Among Adults With Type 2 Diabetes: A Systematic Review and Meta-Analysis.
Michael Colacci, Michael Fralick

Can J Diabetes· March 2022

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Prone positioning of patients with moderate hypoxaemia due to covid-19: multicentre pragmatic randomised trial (COVID-PRONE).
Michael Fralick, Michael Colacci, Laveena Munshi, Kevin Venus, Lee Fidler

BMJ· March 2022

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Sodium-Glucose Cotransporter-2 Inhibitors and Risk of Diabetic Ketoacidosis Among Adults With Type 2 Diabetes: A Systematic Review and Meta-Analysis.
Michael Colacci, John Fralick, Ayodele Odutayo, Michael Fralick

Can J Diabetes· February 2022

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Non-ABO red cell antibodies and risk of COVID-19.
Joel G Ray, Michael Colacci, Michael J Schull, Marian J Vermeulen, Alison L Park

Int J Infect Dis· July 2021

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