2021
Clinical coding of long COVID in English primary care: a federated analysis of 58 million patient records in situ using OpenSAFELY
Walker AJ, MacKenna B, Inglesby P, Tomlinson L, Rentsch CT, Curtis HJ, Morton CE, Morley J, Mehrkar A, Bacon S, Hickman G, Bates C, Croker R, Evans D, Ward T, Cockburn J, Davy S, Bhaskaran K, Schultze A, Williamson EJ, Hulme WJ, McDonald HI, Mathur R, Eggo RM, Wing K, Wong AY, Forbes H, Tazare J, Parry J, Hester F, Harper S, O’Hanlon S, Eavis A, Jarvis R, Avramov D, Griffiths P, Fowles A, Parkes N, Douglas IJ, Evans SJ, Smeeth L, Goldacre B, . Clinical coding of long COVID in English primary care: a federated analysis of 58 million patient records in situ using OpenSAFELY. British Journal Of General Practice 2021, 71: bjgp.2021.0301. PMID: 34340970, PMCID: PMC8340730, DOI: 10.3399/bjgp.2021.0301.Peer-Reviewed Original ResearchConceptsLong COVIDEnglish primary carePrimary careDiagnostic codesPopulation-based cohort studyAcute COVID-19Different diagnostic thresholdsProportion of peoplePlanning of servicesPersistent symptomsCohort studyGeneral practiceClinicians' understandingDiagnostic thresholdNHS EnglandPatient recordsClinical codesClinical codingCareCOVID-19East of EnglandPatientsDemographic factorsCOVIDWeeks
2018
Non-disclosure of HIV testing history in population-based surveys: implications for estimating a UNAIDS 90-90-90 target
Rentsch C, Reniers G, Machemba R, Slaymaker E, Marston M, Wringe A, Eaton J, Gourlay A, Rice B, Kabudula C, Urassa M, Todd J, Żaba B. Non-disclosure of HIV testing history in population-based surveys: implications for estimating a UNAIDS 90-90-90 target. Global Health Action 2018, 11: 1553470. PMCID: PMC6300092, DOI: 10.1080/16549716.2018.1553470.Peer-Reviewed Original ResearchHIV testing historyTesting historyUNAIDS 90Average HIV prevalenceEquation logistic regression modelsProportion of PLHIVRetrospective cohort studyPopulation-based surveyHIV/AIDS programsLogistic regression modelsProportion of peopleHIV-negativeClinical characteristicsCohort studyHIV testingHIV-positiveHIV statusHIV prevalenceHIVSerological surveyTreatment programSerological surveillanceAIDS ProgramNumber of participantsSurveillance system