Risk of bias

Risk of bias
Risk of bias

Introducing ROB-ME: a tool for assessing risk of non-reporting biases in systematic reviews with meta-analysis [October 2024]
Matthew Page, Senior Research Fellow & Deputy Head, Methods in Evidence Synthesis Unit, Monash University
Julian Higgins, Professor of Evidence Synthesis, University of Bristol
Jonathan Sterne, Professor of Medical Statistics & Epidemiology, University of Bristol
[click here for recording & accompanying materials]

New guidance on reporting the Risk Of Bias In Non-randomised Studies - of Interventions (ROBINS-I) tool [October 2023]  *Methods Support Unit web clinic*
Dr Kerry Dwan, Senior Lecturer in Evidence Synthesis, Liverpool School of Tropical Medicine.
[click here for recording & accompanying materials]

Risk of Bias 2: Good practice and common errors [February 2023]  *Methods Support Unit web clinic*
Rachel Richardson, Methods Support Unit Manager, Cochrane.
[click here for recording & accompanying materials]

Preferred and acceptable risk of bias tools for non-randomised studies of interventions [June 2022]  *Methods Support Unit web clinic*
Michele Hilton Boon, Glasgow Caledonian University
[click here for recording & accompanying materials]

Writing up Risk of Bias 2 [May 2022]  *Methods Support Unit web clinic*
Kerry Dwan & Rachel Richardson, Cochrane's Central Executive Team
[click here for recording & accompanying materials]

RoB 2: Editorial considerations [January 2021] *RoB 2 webinar series*
Kerry Dwan, Methods Support Unit Lead & Statistical Editor, Cochrane Editorial & Methods Department
Rebecka Hall, Product Owner of RevMan
Tess Moore, Systematic Review Methodological Editor, Cochrane Methods Support Unit
[click here for recording & accompanying materials]

RoB 2 Bias in other types of studies: cluster-randomised and cross-over [December 2020] *RoB 2 webinar series*
Tianjing Li, Associate Professor with tenure, Department of Ophthalmology, University of Colorado, Denver
Sandra Eldridge, Professor of Biostatistics & Director, UKCRC Registered Pragmatic Clinical Trials Unit, Queen Mary University of London
[click here for recording & accompanying materials]

Reaching an overall RoB judgement and incorporating RoB assessment into analysis and interpretation [November 2020] *RoB 2 webinar series*
Jelena Savović, Senior Research Fellow in Evidence Synthesis, Department of Population Health Sciences, University of Bristol
[click here for recording & accompanying materials]

RoB 2 Domain 5: Bias in selection of the reported result [October 2020] *RoB 2 webinar series*
Matt Page, Research Fellow, School of Public Health and Preventive Medicine at Monash University
Isabelle Boutron, Professor of epidemiology, Université de Paris
[click here for recording & accompanying materials]

RoB 2 Domain 4: Bias in measurement of the outcome [September 2020] *RoB 2 webinar series*
Asbjørn Hrobjartsson, Professor of evidence based medicine & clinical research methodology, Department of Clinical Research, University of Southern Denmark
Isabelle Boutron, Professor of epidemiology, Université de Paris
[click here for recording & accompanying materials]

RoB 2 Domain 3: Bias due to missing outcome data [August 2020] *RoB 2 webinar series*
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol
[click here for recording & accompanying materials]

RoB 2 Domain 2: Bias due to deviations from the intended interventions [July 2020] *RoB 2 webinar series*
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol
[click here for recording & accompanying materials]

Identifying publication bias in meta-analyses of continuous outcomes [July 2020]
Suzanne Freeman, NIHR Research Fellow & member, NIHR Complex Reviews Support Unit
Alex Sutton, Professor of Medical Statistics, Department of Health Sciences, University of Leicester
[click here for recording & accompanying materials]

RoB 2 Domain 1: Bias arising from the randomisation process [June 2020] *RoB 2 webinar series*
Alexandra McAleenan, Senior Research Associate, Department of Population Health Sciences, University of Bristol
Jelena Savović, Senior Research Fellow in Evidence Synthesis, Department of Population Health Sciences, University of Bristol
[click here for recording & accompanying materials]

Introducing RoB 2 [May 2020] *RoB 2 webinar series*
Tess Moore, Systematic Review Methodological Editor, Methods Support Unit
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol
[click here for recording & accompanying materials]