2022
Recording of ’COVID-19 vaccine declined‘: a cohort study on 57.9 million National Health Service patients’ records in situ using OpenSAFELY, England, 8 December 2020 to 25 May 2021
Curtis HJ, Inglesby P, MacKenna B, Croker R, Hulme WJ, Rentsch CT, Bhaskaran K, Mathur R, Morton CE, Bacon SC, Smith RM, Evans D, Mehrkar A, Tomlinson L, Walker AJ, Bates C, Hickman G, Ward T, Morley J, Cockburn J, Davy S, Williamson EJ, Eggo RM, Parry J, Hester F, Harper S, O’Hanlon S, Eavis A, Jarvis R, Avramov D, Griffiths P, Fowles A, Parkes N, Evans SJ, Douglas IJ, Smeeth L, Goldacre B. Recording of ’COVID-19 vaccine declined‘: a cohort study on 57.9 million National Health Service patients’ records in situ using OpenSAFELY, England, 8 December 2020 to 25 May 2021. Eurosurveillance 2022, 27: 2100885. PMID: 35983770, PMCID: PMC9389857, DOI: 10.2807/1560-7917.es.2022.27.33.2100885.Peer-Reviewed Original ResearchMeSH KeywordsCohort StudiesCOVID-19COVID-19 VaccinesEnglandHumansRetrospective StudiesState MedicineVaccinationConceptsCOVID-19 vaccinationCOVID-19 vaccineCohort studyPriority patientsRetrospective cohort studyPrimary care recordsMore deprived areasUnvaccinated patientsSubsequent vaccinationSouth Asian peopleSouth Asian populationGeneral practicePatientsCare recordsClinical record systemsVaccinationNHS EnglandPatient recordsVaccineDeprived areasAsian populationsOpenSAFELYDemographic subgroupsRecord systemDemographic factors
2021
OpenSAFELY: impact of national guidance on switching anticoagulant therapy during COVID-19 pandemic
Collaborative T, Curtis HJ, MacKenna B, Walker AJ, Croker R, Mehrkar A, Morton C, Bacon S, Hickman G, Inglesby P, Bates C, Evans D, Ward T, Cockburn J, Davy S, Bhaskaran K, Schultze A, Rentsch CT, Williamson E, Hulme W, Tomlinson L, Mathur R, Drysdale H, Eggo RM, Wong AY, Forbes H, Parry J, Hester F, Harper S, Douglas I, Smeeth L, Goldacre B. OpenSAFELY: impact of national guidance on switching anticoagulant therapy during COVID-19 pandemic. Open Heart 2021, 8: e001784. PMID: 34785588, PMCID: PMC8595296, DOI: 10.1136/openhrt-2021-001784.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnticoagulantsBlood CoagulationBlood Coagulation TestsCOVID-19Drug MonitoringDrug PrescriptionsDrug SubstitutionDrug UtilizationEnglandFactor Xa InhibitorsFemaleHumansMaleMiddle AgedPatient SafetyPractice Guidelines as TopicPractice Patterns, Physicians'Primary Health CareRetrospective StudiesRisk AssessmentRisk FactorsState MedicineWarfarinConceptsWarfarin patientsNational Health ServiceCOVID-19 pandemicNational guidanceCare home residencyINR test resultsRenal function testsFrequent blood testingSafety alertsRoutine clinical dataAtrial fibrillation diagnosisElevated INRMedication changesOral anticoagulantsAnticoagulant therapyCohort studyAppropriate patientsINR testsFunction testsBlood testingPrimary careClinical dataDOACPatientsWarfarinOpenSAFELY NHS Service Restoration Observatory 1: primary care clinical activity in England during the first wave of COVID-19
Curtis HJ, MacKenna B, Croker R, Inglesby P, Walker AJ, Morley J, Mehrkar A, Morton CE, Bacon S, Hickman G, Bates C, Evans D, Ward T, Cockburn J, Davy S, Bhaskaran K, Schultze A, Rentsch CT, Williamson EJ, Hulme WJ, McDonald HI, Tomlinson L, Mathur R, Drysdale H, Eggo RM, Wing K, Wong AY, Forbes H, Parry J, Hester F, Harper S, Evans SJ, Douglas IJ, Smeeth L, Goldacre B, . OpenSAFELY NHS Service Restoration Observatory 1: primary care clinical activity in England during the first wave of COVID-19. British Journal Of General Practice 2021, 72: bjgp.2021.0380. PMID: 34750105, PMCID: PMC8589464, DOI: 10.3399/bjgp.2021.0380.Peer-Reviewed Original ResearchMeSH KeywordsCohort StudiesCOVID-19EnglandHumansPandemicsPrimary Health CareSARS-CoV-2State MedicineConceptsClinical activityGeneral practicePre-pandemic levelsNormal levelsPrimary care dataHealthcare activitiesAsthma reviewCohort studyRespiratory symptomsRespiratory infectionsDisease reviewDiseases codesRespiratory diseaseLaboratory testsNHS EnglandPatient recordsCare dataSustained dropCOVD-19 pandemicCOVID-19COVID-19 pandemicMost laboratory testsBroader recoverySmall reductionPandemicUse of non-steroidal anti-inflammatory drugs and risk of death from COVID-19: an OpenSAFELY cohort analysis based on two cohorts
Wong AY, MacKenna B, Morton CE, Schultze A, Walker AJ, Bhaskaran K, Brown JP, Rentsch CT, Williamson E, Drysdale H, Croker R, Bacon S, Hulme W, Bates C, Curtis HJ, Mehrkar A, Evans D, Inglesby P, Cockburn J, McDonald HI, Tomlinson L, Mathur R, Wing K, Forbes H, Eggo RM, Parry J, Hester F, Harper S, Evans SJ, Smeeth L, Douglas IJ, Goldacre B, Collaborative T. Use of non-steroidal anti-inflammatory drugs and risk of death from COVID-19: an OpenSAFELY cohort analysis based on two cohorts. Annals Of The Rheumatic Diseases 2021, 80: 943-951. PMID: 33478953, PMCID: PMC7823433, DOI: 10.1136/annrheumdis-2020-219517.Peer-Reviewed Original ResearchConceptsNon-steroidal anti-inflammatory drugsPrescribed non-steroidal anti-inflammatory drugsRheumatoid arthritis/osteoarthritisArthritis/osteoarthritisCurrent NSAID usersMultivariable-adjusted modelsAnti-inflammatory drugsNSAID prescriptionsNSAID usersGeneral populationCOVID-19Risk of deathNational Health Service EnglandRoutine therapeutic useRoutine clinical dataCohort studyCurrent useCox regressionClinical dataCohort analysisLower riskEvidence of differencesDeath dataTherapeutic useDeath
2020
Factors associated with COVID-19-related death using OpenSAFELY
Williamson EJ, Walker AJ, Bhaskaran K, Bacon S, Bates C, Morton CE, Curtis HJ, Mehrkar A, Evans D, Inglesby P, Cockburn J, McDonald HI, MacKenna B, Tomlinson L, Douglas IJ, Rentsch CT, Mathur R, Wong AYS, Grieve R, Harrison D, Forbes H, Schultze A, Croker R, Parry J, Hester F, Harper S, Perera R, Evans SJW, Smeeth L, Goldacre B. Factors associated with COVID-19-related death using OpenSAFELY. Nature 2020, 584: 430-436. PMID: 32640463, PMCID: PMC7611074, DOI: 10.1038/s41586-020-2521-4.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge DistributionAge FactorsAgedAged, 80 and overAgingAsian PeopleAsthmaBetacoronavirusBlack PeopleCohort StudiesCoronavirus InfectionsCOVID-19Diabetes MellitusFemaleHumansHypertensionMaleMiddle AgedPandemicsPneumonia, ViralProportional Hazards ModelsRisk AssessmentSARS-CoV-2Sex CharacteristicsSmokingState MedicineYoung AdultConceptsCOVID-19-related deathsPrimary care electronic health recordsPrimary care recordsLarge cohort studyCoronavirus disease 2019Electronic health recordsSevere asthmaCohort studyClinical factorsSouth Asian peopleSevere outcomesDisease 2019Medical conditionsHigh riskOpenSAFELYWhite ethnicityCare recordsNHS EnglandPatient recordsPatient dataHealth recordsDeathGreater ageAsian peopleRisk