2022
Analysis of Severe Illness After Postvaccination COVID-19 Breakthrough Among Adults With and Without HIV in the US
Lang R, Humes E, Coburn SB, Horberg MA, Fathi LF, Watson E, Jefferson CR, Park LS, Gordon KS, Akgün KM, Justice AC, Napravnik S, Edwards JK, Browne LE, Agil DM, Silverberg MJ, Skarbinski J, Leyden WA, Stewart C, Hogan BC, Gebo KA, Marconi VC, Williams CF, Althoff KN. Analysis of Severe Illness After Postvaccination COVID-19 Breakthrough Among Adults With and Without HIV in the US. JAMA Network Open 2022, 5: e2236397. PMID: 36227594, PMCID: PMC9561947, DOI: 10.1001/jamanetworkopen.2022.36397.Peer-Reviewed Original ResearchConceptsBreakthrough COVID-19Breakthrough infectionsHIV statusCohort studySevere illnessMAIN OUTCOMEBreakthrough SARS-CoV-2 infectionCOVID-19 vaccine typesLow CD4 cell countsSARS-CoV-2 infectionCOVID-19Severe immune suppressionCD4 cell countProportion of patientsCells/μLPrevious COVID-19Additional vaccine dosesProportional hazards modelDiscrete-time proportional hazards modelsRisk reduction recommendationsVaccine guidelinesCD4 cellsCumulative incidenceHazard ratioClinical factors
2016
Immunological and infectious risk factors for lung cancer in US veterans with HIV: a longitudinal cohort study
Sigel K, Wisnivesky J, Crothers K, Gordon K, Brown ST, Rimland D, Rodriguez-Barradas MC, Gibert C, Goetz MB, Bedimo R, Park LS, Dubrow R. Immunological and infectious risk factors for lung cancer in US veterans with HIV: a longitudinal cohort study. The Lancet HIV 2016, 4: e67-e73. PMID: 27916584, PMCID: PMC5444465, DOI: 10.1016/s2352-3018(16)30215-6.Peer-Reviewed Original ResearchConceptsCD4/CD8 ratioBacterial pneumonia episodesLung cancerCD8 ratioPneumonia episodesCohort studyHIV infectionUse disordersCumulative exposureLower CD4/CD8 ratioLow CD4 cell countsHepatitis C virus infectionVeterans Aging Cohort StudyChronic obstructive pulmonary diseaseAntiretroviral therapy eraAverage cumulative exposureDysfunctional immune activationHIV RNA concentrationIncident lung cancerLarge HIV cohortC virus infectionCD4 cell countObstructive pulmonary diseaseAging Cohort StudyInfectious risk factors