[HTML][HTML] Risk factors for SARS-CoV-2 among patients in the Oxford Royal College of General Practitioners Research and Surveillance Centre primary care network: a …

S de Lusignan, J Dorward, A Correa… - The Lancet Infectious …, 2020 - thelancet.com
Background There are few primary care studies of the COVID-19 pandemic. We aimed to
identify demographic and clinical risk factors for testing positive for severe acute respiratory …

Pfizer-BioNTech and Oxford AstraZeneca COVID-19 vaccine effectiveness and immune response amongst individuals in clinical risk groups

HJ Whitaker, RSM Tsang, R Byford, NJ Andrews… - Journal of Infection, 2022 - Elsevier
Background COVID-19 vaccines approved in the UK are highly effective in general
population cohorts, however, data on effectiveness amongst individuals with clinical …

Reorganisation of primary care for older adults during COVID-19: a cross-sectional database study in the UK

M Joy, D McGagh, N Jones, H Liyanage… - British Journal of …, 2020 - bjgp.org
Background The coronavirus disease 2019 (COVID-19) pandemic has resulted in a rapid
change in workload across healthcare systems. Factors related to this adaptation in UK …

Association between blood pressure control and coronavirus disease 2019 outcomes in 45 418 symptomatic patients with hypertension: an observational cohort study

JP Sheppard, BD Nicholson, J Lee, D McGagh… - …, 2021 - Am Heart Assoc
Hypertension has been identified as a risk factor for coronavirus disease 2019 (COVID-19)
and associated adverse outcomes. This study examined the association between …

[HTML][HTML] Emergence of a novel coronavirus (COVID-19): protocol for extending surveillance used by the Royal College of General Practitioners Research and …

S de Lusignan, JL Bernal, M Zambon… - JMIR public health …, 2020 - publichealth.jmir.org
Background: The Royal College of General Practitioners (RCGP) Research and
Surveillance Centre (RSC) and Public Health England (PHE) have successfully worked …

Excess mortality in the first COVID pandemic peak: cross-sectional analyses of the impact of age, sex, ethnicity, household size, and long-term conditions in people of …

M Joy, FDR Hobbs, JL Bernal, J Sherlock… - British Journal of …, 2020 - bjgp.org
Background The SARS-CoV-2 pandemic has passed its first peak in Europe. Aim To
describe the mortality in England and its association with SARS-CoV-2 status and other …

[HTML][HTML] The Oxford Royal College of general practitioners clinical informatics digital hub: protocol to develop extended COVID-19 surveillance and trial platforms

S de Lusignan, N Jones, J Dorward… - JMIR public health …, 2020 - publichealth.jmir.org
Background Routinely recorded primary care data have been used for many years by
sentinel networks for surveillance. More recently, real world data have been used for a wider …

[HTML][HTML] Consultations for clinical features of possible cancer and associated urgent referrals before and during the COVID-19 pandemic: an observational cohort …

BD Nicholson, JM Ordóñez-Mena, S Lay-Flurrie… - British journal of …, 2022 - nature.com
Background It remains unclear to what extent reductions in urgent referrals for suspected
cancer during the COVID-19 pandemic were the result of fewer patients attending primary …

[HTML][HTML] Disparities in the excess risk of mortality in the first wave of COVID-19: cross sectional study of the English sentinel network

S De Lusignan, M Joy, J Oke, D McGagh, B Nicholson… - Journal of Infection, 2020 - Elsevier
Objectives Few studies report contributors to the excess mortality in England during the first
wave of coronavirus disease 2019 (COVID-19) infection. We report the absolute excess risk …

[HTML][HTML] COVID-19 surveillance in a primary care sentinel network: in-pandemic development of an application ontology

S de Lusignan, H Liyanage, D McGagh… - JMIR public health …, 2020 - publichealth.jmir.org
Background: Creating an ontology for COVID-19 surveillance should help ensure
transparency and consistency. Ontologies formalize conceptualizations at either the domain …