2021
Association between warfarin and COVID-19-related outcomes compared with direct oral anticoagulants: population-based cohort study
Wong A, Tomlinson L, Brown J, Elson W, Walker A, Schultze A, Morton C, Evans D, Inglesby P, MacKenna B, Bhaskaran K, Rentsch C, Powell E, Williamson E, Croker R, Bacon S, Hulme W, Bates C, Curtis H, Mehrkar A, Cockburn J, McDonald H, Mathur R, Wing K, Forbes H, Eggo R, Evans S, Smeeth L, Goldacre B, Douglas I. Association between warfarin and COVID-19-related outcomes compared with direct oral anticoagulants: population-based cohort study. Journal Of Hematology & Oncology 2021, 14: 172. PMID: 34666811, PMCID: PMC8525065, DOI: 10.1186/s13045-021-01185-0.Peer-Reviewed Original ResearchConceptsDirect oral anticoagulantsPopulation-based cohort studyCOVID-19-related outcomesSevere COVID-19Oral anticoagulantsCohort studyHazard ratioLower riskNegative control outcome analysisSevere COVID-19 diseaseNon-valvular atrial fibrillationPrimary care dataCOVID-19 outcomesCOVID-19COVID-19 diseaseNegative control outcomesDOAC usersOpenSAFELY platformWarfarin usersHospital admissionAtrial fibrillationClinical evidenceCox regressionResultsA totalOutcome analysis
2015
Association between vitamin D deficiency and methicillin-resistant Staphylococcus aureus infection
Thomason J, Rentsch C, Stenehjem EA, Hidron AI, Rimland D. Association between vitamin D deficiency and methicillin-resistant Staphylococcus aureus infection. Infection 2015, 43: 715-722. PMID: 26141819, DOI: 10.1007/s15010-015-0815-5.Peer-Reviewed Original ResearchConceptsMRSA-infected patientsMethicillin-resistant Staphylococcus aureus (MRSA) infectionsVitamin D levelsStaphylococcus aureus infectionMRSA infectionD levelsInfected patientsAureus infectionLow serum vitamin D levelsMean vitamin D levelSerum vitamin D levelsMultivariate logistic regression modelVitamin D deficiencyMultivariate logistic regressionPotential confounding variablesLogistic regression modelsMethodsAll patientsD deficiencyHIV statusVitamin DResultsA totalInfection databasePatientsConfounding variablesInfection