Lewis D Ritchie

University of Aberdeen - Centre of Academic Primary Care

SCHOLARLY PAPERS

6

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Top 2,919

in Total Papers Downloads

22,169

SSRN CITATIONS

4

CROSSREF CITATIONS

0

Scholarly Papers (6)

1.

Effectiveness of First Dose of COVID-19 Vaccines Against Hospital Admissions in Scotland: National Prospective Cohort Study of 5.4 Million People

Number of pages: 21 Posted: 19 Feb 2021
University of Edinburgh - Asthma UK Centre for Applied Research, Victoria University of Wellington - School of Health, University of Strathclyde - Department of Mathematics & Statistics, University of Edinburgh - Centre for Global Health, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of St. Andrews - School of Medicine, Swansea University - Health Data Research UK, Swansea University - Population Data Science, BREATHE – The Health Data Research Hub for Respiratory Health, Queen’s University Belfast - Public Health Agency, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Oxford, University of Edinburgh - Centre for Medical Informatics, Swansea University - Health Informatics Group, University of Oxford - Nuffield Department of Primary Care Health Sciences, University of Oxford - Nuffield Department of Primary Care Health Sciences, University of Glasgow - Institute of Health and Wellbeing, The University of Edinburgh - Royal Infirmary of Edinburgh, University of St. Andrews - School of Medicine, Nuffield Department of Primary Care Health Sciences, University of Oxford, Public Health Scotland, Public Health Scotland, Public Health Scotland, University of Strathclyde - Department of Mathematics & Statistics, University of Aberdeen - Centre of Academic Primary Care, University of Edinburgh - Usher Institute, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, Swansea University - Population Data Science, University of Oxford - Nuffield Department of Primary Care Health Sciences, Public Health Scotland - Clinical and Public Health Intelligence Team, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics and University of Edinburgh - Usher Institute
Downloads 21,375 (267)
Citation 6

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2.

Vaccine Effectiveness of Two-Dose BNT162b2 Over Time Against COVID-19 Symptomatic Infection and Severe Cases Among Adolescents: Test Negative Design Case Control Studies in Brazil and Scotland

Number of pages: 23 Posted: 05 Apr 2022
Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS), University of Edinburgh - Usher Institute, Oswaldo Cruz Foundation (FIOCRUZ) - LIB and LEITV Laboratories, University of Strathclyde - Department of Mathematics & Statistics, Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS), Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS), Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS), Universidade de Brasília (UnB) - Tropical Medicine Centre, University of Glasgow - Institute of Health and Wellbeing, Oswaldo Cruz Foundation (FIOCRUZ) - LIB and LEITV Laboratories, Universidade do Estado do Rio de Janeiro (UERJ) - Instituto de Medicina Social, London School of Hygiene & Tropical Medicine, University of St. Andrews - School of Medicine, Government of the United Kingdom - Public Health Scotland, University of Aberdeen - Centre of Academic Primary Care, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Edinburgh - Usher Institute, Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS), University of Edinburgh - Edinburgh Clinical Trials Unit (ECTU), Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS) and Oswaldo Cruz Foundation (FIOCRUZ) - Center for Data and Knowledge Integration for Health (CIDACS)
Downloads 287 (198,484)
Citation 4

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COVID-19-Severe cases, COVID-19-Symptomatic Infection, Vaccine effectiveness, adolescents

3.

Identifying Long Covid Using Electronic Health Records: A National Observational Cohort Study in Scotland

Number of pages: 24 Posted: 07 Mar 2023
King’s College London, University of Edinburgh - Usher Institute, Government of the United Kingdom - Public Health Scotland, NHS Highlands, University of Edinburgh - Patient and Public Contributors, University of Edinburgh - Patient and Public Contributors, University of Edinburgh - Patient and Public Contributors, University of Edinburgh - Usher Institute, University of Edinburgh - Usher Institute, University of Edinburgh - Usher Institute, Imperial College London - National Heart and Lung Institute, NHS Borders, University of Edinburgh - Usher Institute, University of Edinburgh - Usher Institute, University of Aberdeen - Instutute of Applied Health Sciences, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Glasgow - Institute of Health and Wellbeing, University of Strathclyde - Department of Mathematics & Statistics, University of Aberdeen - Centre of Academic Primary Care, University of Edinburgh - Usher Institute and University of Edinburgh - Usher Institute
Downloads 260 (219,217)

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Long COVID, Population Surveillance, Primary Health Care, Clinical Coding, Matched-Pair Analysis

4.

Association between Antibody Responses Post-Vaccination and Severe COVID-19 Outcomes: National Population-Based Cohort Study in Scotland

Number of pages: 30 Posted: 07 Feb 2023
University of Edinburgh - Usher Institute, Glasgow Caledonian University - School of Health and Life Sciences, Glasgow Caledonian University - School of Health and Life Sciences, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, King’s College London, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Raigmore Hospital - Scottish Microbiology Reference Laboratory, The Jack Copland Centre - Scotland National Blood Transfusion Service, Government of the United Kingdom - Public Health Scotland, University of Edinburgh - Usher Institute, University of Edinburgh - Usher Institute, University of Aberdeen - Instutute of Applied Health Sciences, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of St. Andrews - School of Medicine, University of Glasgow - Institute of Health and Wellbeing, University of Edinburgh - Edinburgh Clinical Trials Unit (ECTU), University of Aberdeen - Instutute of Applied Health Sciences, University of Aberdeen - Centre of Academic Primary Care, University of Glasgow - COVID-19 in LMICs Research Group, University of Strathclyde - Department of Mathematics & Statistics, University of Edinburgh - Usher Institute and University of St Andrews
Downloads 104 (477,534)

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COVID-19, SARS-CoV-2, igg, antibody, antibodies, vaccine, vaccination, vaccinated, serology, serum, diabetes, ckd, cancer, immune, immunology, impaired, insufficient, insufficient-response, impaired-response, non-responders, risks, QCOVID, clinical-risks, multimorbidity, comorbidity

5.

Pregnancy Outcomes Following Delta and Omicron SARS-CoV-2 Infection in Scotland: A Population-Based Cohort Study

Number of pages: 25 Posted: 27 Jun 2022
University of Edinburgh - Usher Institute, Government of the United Kingdom - Public Health Scotland, University of Edinburgh - Centre for Global Health Research, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, University of Edinburgh - Usher Institute, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, Government of the United Kingdom - Public Health Scotland, University of Edinburgh - School of Philosophy, Psychology and Language Studies, University of Glasgow - Institute of Health and Wellbeing, University of St. Andrews - School of Medicine, University of Aberdeen - Centre of Academic Primary Care, University of Edinburgh - Edinburgh Clinical Trials Unit (ECTU), University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Strathclyde - Department of Mathematics & Statistics, University of Edinburgh - Usher Institute and Government of the United Kingdom - Public Health Scotland
Downloads 97 (500,419)

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SARS-CoV-2, Delta, Omicron, Pregnancy, Preterm birth, Stillbirth, Obstetrics, COVID-19

6.

An External Validation of the QCovid Risk Prediction Algorithm for Risk of Mortality from COVID-19 in Adults: National Validation Cohort Study in Scotland

Number of pages: 21 Posted: 16 Mar 2021
University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Strathclyde - Department of Mathematics & Statistics, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Edinburgh - Centre for Global Health, University of Edinburgh - Asthma UK Centre for Applied Research, Public Health Scotland, University of St. Andrews - School of Medicine, University of St. Andrews - School of Medicine, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, University of Edinburgh - Centre for Medical Informatics, University of Edinburgh - Usher Institute of Population Health Sciences and Informatics, Public Health Scotland, University of Aberdeen - Centre of Academic Primary Care, Public Health Scotland, University of Oxford - Nuffield Department of Primary Care Health Sciences and University of Edinburgh - Usher Institute
Downloads 46 (741,201)

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