Richard Croker

Factors associated with COVID-19-related death using OpenSAFELY

Elizabeth Williamson, Alex J Walker, Krishnan Bhaskaran et al. · Nature · 2020 · 6.6K citations · Full text

Covid-19-related Death, Covid-19 Pandemic, Clinical Epidemiology +4

Ethnic differences in SARS-CoV-2 infection and COVID-19-related hospitalisation, intensive care unit admission, and death in 17 million adults in England: an observational cohort study using the OpenSAFELY platform

Rohini Mathur, Christopher T. Rentsch, Caroline E Morton et al. · The Lancet · 2021 · 557 citations · Full text

Risk of COVID-19-related death among patients with chronic obstructive pulmonary disease or asthma prescribed inhaled corticosteroids: an observational cohort study using the OpenSAFELY platform

Anna Schultze, Alex J Walker, Brian MacKenna et al. · The Lancet Respiratory Medicine · 2020 · 270 citations · Full text

Asthma, Respiratory Diseases, Covid-19 Pandemic +10

Opioid prescribing trends and geographical variation in England, 1998–2018: a retrospective database study

Helen J Curtis, Richard Croker, Alex J Walker et al. · The Lancet Psychiatry · 2018 · 222 citations

Substance Use Disorders, Opioid Epidemic, Substance Abuse +13

Case fatality risk of the SARS-CoV-2 variant of concern B.1.1.7 in England, 16 November to 5 February

Daniel Grint, Kevin Wing, Elizabeth Williamson et al. · Eurosurveillance · 2021 · 200 citations · Full text