Derek MacFadden

Affiliations

Division of Infectious Diseases, Department of Medicine, The Ottawa Hospital, Ottawa, Ontario, Canada.

Publications (17)

Low-dose trimethoprim-sulfamethoxazole for the treatment of

BMJ open

Avec: Zahra N Sohani , Guillaume Butler-Laporte , Andrew Aw , Sara Belga , Andrea Benedetti , Alex Carignan , Matthew P Cheng , Bryan Coburn , Cecilia T Costiniuk , Nicole Ezer , Dan Gregson , Andrew Johnson , Kosar Khwaja , Alexander Lawandi , Victor Leung , Sylvain Lother , Derek MacFadden , Michaeline McGuinty , Leighanne Parkes , Salman Qureshi , Valerie Roy , Barret Rush , Ilan Schwartz , Miranda So , Ranjani Somayaji , Darrell Tan , Emilie Trinh , Todd C Lee , Emily G McDonald

Antimicrobial resistance in patients with COVID-19: a systematic review and meta-analysis.

The Lancet. Microbe

Avec: Bradley J Langford , Miranda So , Marina Simeonova , Valerie Leung , Jennifer Lo , Tiffany Kan , Sumit Raybardhan , Mia E Sapin , Kwadwo Mponponsuo , Ashley Farrell , Elizabeth Leung , Jean-Paul R Soucy , Alessandro Cassini , Derek MacFadden , Nick Daneman , Silvia Bertagnolio

Follow-up blood cultures do not reduce mortality in hospitalized patients with Gram-negative bloodstream infection: a retrospective population-wide cohort study.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases

Avec: Sean W X Ong , Jin Luo , Daniel J Fridman , Samantha M Lee , Jennie Johnstone , Kevin L Schwartz , Christina Diong , Samir N Patel , Derek MacFadden , Bradley Langford , Steven Y C Tong , Kevin A Brown , Nick Daneman

A sepsis treatment algorithm to improve early antibiotic de-escalation while maintaining adequacy of coverage (Early-IDEAS): A prospective observational study.

PloS one

Avec: Mohamed Abdulla Ghuloom Abdulla Bucheeri , Marion Elligsen , Philip W Lam , Nick Daneman , Derek MacFadden

SARS-CoV-2 burden on the floor was associated with COVID-19 cases and outbreaks in two acute care hospitals: a prospective cohort study.

Infection control and hospital epidemiology

Avec: Michael Fralick , Jason A Moggridge , Makenna Wiebe , Lucas Castellani , Allison McGeer , Bryan Feenstra , Aaron Hinz , Alexandra M A Hicks , Laura A Hug , Alex Wong , Tamara Van Bakel , Sawith Abeygunawardena , Tasha Burhunduli , Hebah S Mejbel , Rees Kassen , Nisha Thampi , Derek MacFadden , Caroline Nott

The SMART IRB platform: A national resource for IRB review for multisite studies.

Journal of clinical and translational science

Avec: Nichelle Cobb , Elizabeth Witte , Maria Cervone , Aaron Kirby , Douglas MacFadden , Lee Nadler , Barbara E Bierer

The association of adequate empirical treatment and time to recovery from bacteraemic urinary tract infections: a retrospective cohort study.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases

Avec: J B Wiggers , P Sehgal , R Pinto , D MacFadden , N Daneman

Development of a Coronavirus Disease 2019 (COVID-19) Application Ontology for the Accrual to Clinical Trials (ACT) network.

JAMIA open

Avec: Shyam Visweswaran , Malarkodi J Samayamuthu , Michele Morris , Griffin M Weber , Douglas MacFadden , Philip Trevvett , Jeffrey G Klann , Vivian S Gainer , Barbara Benoit , Shawn N Murphy , Lav Patel , Nebojsa Mirkovic , Yuliya Borovskiy , Robert D Johnson , Matthew C Wyatt , Amy Y Wang , Robert W Follett , Ngan Chau , Wenhong Zhu , Mark Abajian , Amy Chuang , Neil Bahroos , Phillip Reeder , Donglu Xie , Jennifer Cai , Elaina R Sendro , Robert D Toto , Gary S Firestein , Lee M Nadler , Steven E Reis

A simple electronic medical record-based predictors of illness severity in sepsis (sepsis) score.

PloS one

Avec: Alex M Cressman , Bijun Wen , Sudipta Saha , Hae Young Jun , Riley Waters , Sharan Lail , Aneela Jabeen , Radha Koppula , Lauren Lapointe-Shaw , Kathleen A Sheehan , Adina Weinerman , Nick Daneman , Amol A Verma , Fahad Razak , Derek MacFadden

Antibiotic Selection and Duration for Catheter-Associated Urinary Tract Infection in Non-Hospitalized Older Adults: A Population-Based Cohort Study.

Antimicrobial stewardship & healthcare epidemiology : ASHE

Avec: Bradley J Langford , Nick Daneman , Christina Diong , Samantha M Lee , Daniel J Fridman , Jennie Johnstone , Derek MacFadden , Kwadwo Mponponsuo , Samir N Patel , Kevin L Schwartz , Kevin A Brown

The impact of the COVID-19 pandemic on blood culture practices and bloodstream infections.

Microbiology spectrum

Avec: Matt Driedger , Nick Daneman , Kevin Brown , Wayne L Gold , Sarah C J Jorgensen , Colleen Maxwell , Kevin L Schwartz , Andrew M Morris , Deva Thiruchelvam , Bradley Langford , Elizabeth Leung , Derek MacFadden

Evaluating the contributions of strategies to prevent SARS-CoV-2 transmission in the healthcare setting: a modelling study.

medRxiv : the preprint server for health sciences

Avec: Joel C Miller , Xueting Qiu , Derek MacFadden , William P Hanage

Development of a COVID-19 Application Ontology for the ACT Network.

medRxiv : the preprint server for health sciences

Avec: Shyam Visweswaran , Malarkodi J Samayamuthu , Michele Morris , Griffin M Weber , Douglas MacFadden , Philip Trevvett , Jeffrey G Klann , Vivian Gainer , Barbara Benoit , Shawn N Murphy , Lav Patel , Nebojsa Mirkovic , Yuliya Borovskiy , Robert D Johnson , Matthew C Wyatt , Amy Y Wang , Robert W Follett , Ngan Chau , Wenhong Zhu , Mark Abajian , Amy Chuang , Neil Bahroos , Phillip Reeder , Donglu Xie , Jennifer Cai , Elaina R Sendro , Robert D Toto , Gary S Firestein , Lee M Nadler , Steven E Reis

Introducing the Escalation Antibiogram: A Simple Tool to Inform Changes in Empiric Antimicrobials in the Nonresponding Patient.

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

Avec: Daniel Teitelbaum , Marion Elligsen , Kevin Katz , Philip W Lam , Jennifer Lo , Derek MacFadden , Christie Vermeiren , Nick Daneman

Introduction of a penicillin allergy de-labelling program with direct oral challenge and its effects on utilization of beta-lactam antimicrobials: a multicenter retrospective parallel cohort study.

Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology

Avec: Adhora Mir , Derek Lanoue , Veronica Zanichelli , Carl van Walraven , Timothy Olynych , Caroline Nott , Derek MacFadden

Towards cross-application model-agnostic federated cohort discovery.

Journal of the American Medical Informatics Association : JAMIA

Avec: Nicholas J Dobbins , Michele Morris , Eugene Sadhu , Douglas MacFadden , Marc-Danie Nazaire , William Simons , Griffin Weber , Shawn Murphy , Shyam Visweswaran

The Collapse of Infectious Disease Diagnoses Commonly Due to Communicable Respiratory Pathogens During the Coronavirus Disease 2019 Pandemic: A Time Series and Hierarchical Clustering Analysis.

Open forum infectious diseases

Avec: Ali Zhang , Matthew D Surette , Kevin L Schwartz , James I Brooks , Dawn M E Bowdish , Roshanak Mahdavi , Douglas G Manuel , Robert Talarico , Nick Daneman , Jayson Shurgold , Derek MacFadden

Réseau de co-auteurs

Nick Daneman 8 collaborations

Kevin L Schwartz 4 collaborations

Douglas MacFadden 4 collaborations

Shyam Visweswaran 3 collaborations

Michele Morris 3 collaborations

Miranda So 2 collaborations

Bradley J Langford 2 collaborations

Jennifer Lo 2 collaborations

Kwadwo Mponponsuo 2 collaborations

Elizabeth Leung 2 collaborations

Daniel J Fridman 2 collaborations

Samantha M Lee 2 collaborations

Jennie Johnstone 2 collaborations

Christina Diong 2 collaborations

Samir N Patel 2 collaborations

Bradley Langford 2 collaborations

Kevin A Brown 2 collaborations

Marion Elligsen 2 collaborations

Philip W Lam 2 collaborations

Caroline Nott 2 collaborations

Malarkodi J Samayamuthu 2 collaborations

Griffin M Weber 2 collaborations

Philip Trevvett 2 collaborations

Jeffrey G Klann 2 collaborations

Barbara Benoit 2 collaborations

Shawn N Murphy 2 collaborations

Lav Patel 2 collaborations

Nebojsa Mirkovic 2 collaborations

Yuliya Borovskiy 2 collaborations

Robert D Johnson 2 collaborations

Matthew C Wyatt 2 collaborations

Amy Y Wang 2 collaborations

Robert W Follett 2 collaborations

Ngan Chau 2 collaborations

Wenhong Zhu 2 collaborations

Mark Abajian 2 collaborations

Amy Chuang 2 collaborations

Neil Bahroos 2 collaborations

Phillip Reeder 2 collaborations

Donglu Xie 2 collaborations

Jennifer Cai 2 collaborations

Elaina R Sendro 2 collaborations

Robert D Toto 2 collaborations

Gary S Firestein 2 collaborations

Lee M Nadler 2 collaborations

Steven E Reis 2 collaborations

Zahra N Sohani 1 collaboration

Guillaume Butler-Laporte 1 collaboration

Andrew Aw 1 collaboration

Sara Belga 1 collaboration

Andrea Benedetti 1 collaboration

Alex Carignan 1 collaboration

Matthew P Cheng 1 collaboration

Bryan Coburn 1 collaboration

Cecilia T Costiniuk 1 collaboration

Nicole Ezer 1 collaboration

Dan Gregson 1 collaboration

Andrew Johnson 1 collaboration

Kosar Khwaja 1 collaboration

Alexander Lawandi 1 collaboration

Victor Leung 1 collaboration

Sylvain Lother 1 collaboration

Michaeline McGuinty 1 collaboration

Leighanne Parkes 1 collaboration

Salman Qureshi 1 collaboration

Valerie Roy 1 collaboration

Barret Rush 1 collaboration

Ilan Schwartz 1 collaboration

Ranjani Somayaji 1 collaboration

Darrell Tan 1 collaboration

Emilie Trinh 1 collaboration

Todd C Lee 1 collaboration

Emily G McDonald 1 collaboration

Marina Simeonova 1 collaboration

Valerie Leung 1 collaboration

Tiffany Kan 1 collaboration

Sumit Raybardhan 1 collaboration

Mia E Sapin 1 collaboration

Ashley Farrell 1 collaboration

Jean-Paul R Soucy 1 collaboration

Alessandro Cassini 1 collaboration

Silvia Bertagnolio 1 collaboration

Sean W X Ong 1 collaboration

Jin Luo 1 collaboration

Steven Y C Tong 1 collaboration

Mohamed Abdulla Ghuloom Abdulla Bucheeri 1 collaboration

Michael Fralick 1 collaboration

Jason A Moggridge 1 collaboration

Makenna Wiebe 1 collaboration

Lucas Castellani 1 collaboration

Allison McGeer 1 collaboration

Bryan Feenstra 1 collaboration

Aaron Hinz 1 collaboration

Alexandra M A Hicks 1 collaboration

Laura A Hug 1 collaboration

Alex Wong 1 collaboration

Tamara Van Bakel 1 collaboration

Sawith Abeygunawardena 1 collaboration

Tasha Burhunduli 1 collaboration

Hebah S Mejbel 1 collaboration

Rees Kassen 1 collaboration

Nisha Thampi 1 collaboration

Nichelle Cobb 1 collaboration

Elizabeth Witte 1 collaboration

Maria Cervone 1 collaboration

Aaron Kirby 1 collaboration

Lee Nadler 1 collaboration

Barbara E Bierer 1 collaboration

J B Wiggers 1 collaboration

P Sehgal 1 collaboration

R Pinto 1 collaboration

D MacFadden 1 collaboration

N Daneman 1 collaboration

Vivian S Gainer 1 collaboration

Alex M Cressman 1 collaboration

Bijun Wen 1 collaboration

Sudipta Saha 1 collaboration

Hae Young Jun 1 collaboration

Riley Waters 1 collaboration

Sharan Lail 1 collaboration

Aneela Jabeen 1 collaboration

Radha Koppula 1 collaboration

Lauren Lapointe-Shaw 1 collaboration

Kathleen A Sheehan 1 collaboration

Adina Weinerman 1 collaboration

Amol A Verma 1 collaboration

Fahad Razak 1 collaboration

Matt Driedger 1 collaboration

Kevin Brown 1 collaboration

Wayne L Gold 1 collaboration

Sarah C J Jorgensen 1 collaboration

Colleen Maxwell 1 collaboration

Andrew M Morris 1 collaboration

Deva Thiruchelvam 1 collaboration

Joel C Miller 1 collaboration

Xueting Qiu 1 collaboration

William P Hanage 1 collaboration

Vivian Gainer 1 collaboration

Daniel Teitelbaum 1 collaboration

Kevin Katz 1 collaboration

Christie Vermeiren 1 collaboration

Adhora Mir 1 collaboration

Derek Lanoue 1 collaboration

Veronica Zanichelli 1 collaboration

Carl van Walraven 1 collaboration

Timothy Olynych 1 collaboration

Nicholas J Dobbins 1 collaboration

Eugene Sadhu 1 collaboration

Marc-Danie Nazaire 1 collaboration

William Simons 1 collaboration

Griffin Weber 1 collaboration

Shawn Murphy 1 collaboration

Ali Zhang 1 collaboration

Matthew D Surette 1 collaboration

James I Brooks 1 collaboration

Dawn M E Bowdish 1 collaboration

Roshanak Mahdavi 1 collaboration

Douglas G Manuel 1 collaboration

Robert Talarico 1 collaboration

Jayson Shurgold 1 collaboration