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Biostatistician
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Education & Training
- MS
- University of Southern California (2015)
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Research at a Glance
Yale Co-Authors
Frequent collaborators of Yunshan Xu's published research.
Publications Timeline
A big-picture view of Yunshan Xu's research output by year.
Fangyong Li, MS, MPH
Mayur M. Desai, PhD, MPH, FACE
Mytien Nguyen
Sarwat Chaudhry, MD
Abhijit Patel, MD, PhD
Adam de Havenon, MD, MS
10Publications
241Citations
Publications
2024
Rotational stability of toric intraocular lenses by lens model and haptic design: systematic review and single-arm meta-analysis
Li E, Vanderford E, Xu Y, Kang P. Rotational stability of toric intraocular lenses by lens model and haptic design: systematic review and single-arm meta-analysis. Journal Of Cataract & Refractive Surgery 2024, 50: 976-984. PMID: 38768060, PMCID: PMC11338026, DOI: 10.1097/j.jcrs.0000000000001486.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsToric intraocular lensIntraocular lensPostoperative rotationMeta-analysisRotational stability of toric intraocular lensRotation of toric intraocular lensRotational stabilityHaptic designPostoperative visual outcomeToric intraocular lensesNonrandomized Studies scaleSystematic reviewVisual outcomeIntraocular lensesPublished studiesAstigmatism correctionSubgroup analysisClinical trialsMethodological IndexQuality of studiesLens materialDegree of rotationTarget axisReviewBurden of Neurologic Health Care and Incident Neurologic Diagnoses in the Year After COVID-19 or Influenza Hospitalization.
de Havenon A, Callaghan B, Xu Y, Connor M, Hill C, Ney J, Esper G. Burden of Neurologic Health Care and Incident Neurologic Diagnoses in the Year After COVID-19 or Influenza Hospitalization. Neurology 2024, 102: e209248. PMID: 38507675, PMCID: PMC11383855, DOI: 10.1212/wnl.0000000000209248.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsHealth care encountersNeurological diagnosisCare encountersHealth careCollection of electronic health recordsHospital-based careHealth Research NetworkElectronic health recordsEmergency department visitsCohort of adultsYears of follow-upGlobal health research networkPatient-level dataElixhauser comorbidity scorePropensity score matchingHealth recordsMovement disordersDepartment visitsEMR dataPatient's residenceMarital statusAnalysis of patient-level dataNearest neighbor propensity score matchingIncident eventsHazard ratioCirculating Tumor DNA Dynamics Fail to Predict Efficacy of Poly(ADP-ribose) Polymerase/VEGFR Inhibition in Patients With Heavily Pretreated Advanced Solid Tumors
Hu Y, Narayan A, Xu Y, Wolfe J, Vu D, Trinh T, Kantak C, Ivy S, Eder J, Deng Y, LoRusso P, Kim J, Patel A. Circulating Tumor DNA Dynamics Fail to Predict Efficacy of Poly(ADP-ribose) Polymerase/VEGFR Inhibition in Patients With Heavily Pretreated Advanced Solid Tumors. JCO Precision Oncology 2024, 8: e2300289. PMID: 38412387, PMCID: PMC10914240, DOI: 10.1200/po.23.00289.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsCell-free circulating tumor DNANon-small-cell lung cancerSmall-cell lung cancerTriple-negative breast cancerPancreatic ductal adenocarcinomaAdvanced solid tumorsVariant allele fractionRadiographic responseOverall survivalCombination therapySolid tumorsCtDNA levelsLung cancerPretreated advanced solid tumorsDays of combination therapyMetastatic pancreatic ductal adenocarcinomaResponse to anticancer therapyAssociated with disease progressionProgression-free survivalPlasma samplesLead-InPoly(ADP-riboseInferior OSTumor DNASurvival outcomes
2022
Racial and Ethnic Differences in Internal Medicine Residency Assessments
Boatright D, Anderson N, Kim J, Holmboe E, McDade W, Fancher T, Gross C, Chaudhry S, Nguyen M, Tiako M, Colson E, Xu Y, Li F, Dziura J, Saha S. Racial and Ethnic Differences in Internal Medicine Residency Assessments. JAMA Network Open 2022, 5: e2247649. PMID: 36580337, PMCID: PMC9857126, DOI: 10.1001/jamanetworkopen.2022.47649.Peer-Reviewed Original ResearchCitationsAltmetricAssociation of Marginalized Identities With Alpha Omega Alpha Honor Society and Gold Humanism Honor Society Membership Among Medical Students
Hill KA, Desai MM, Chaudhry SI, Nguyen M, McDade W, Xu Y, Li F, Fancher T, Hajduk AM, Westervelt MJ, Boatright D. Association of Marginalized Identities With Alpha Omega Alpha Honor Society and Gold Humanism Honor Society Membership Among Medical Students. JAMA Network Open 2022, 5: e2229062. PMID: 36069984, PMCID: PMC9453541, DOI: 10.1001/jamanetworkopen.2022.29062.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsIntersections of identitySexual orientationLGB studentsHeterosexual studentsWhite studentsFamily incomeMarginalized groupsStudent raceMarginalized identityAmerican IndiansMultiracial studentsDifferent identitiesAlaska NativesAsian studentsIdentityMembershipSocietyPacific IslandersRaceEthnicityIncomeIntersectionData collection instrumentSociety membershipNativesFactors Predicting Outcome After Intracranial EEG Evaluation in Patients With Medically Refractory Epilepsy
Sivaraju A, Hirsch L, Gaspard N, Farooque P, Gerrard J, Xu Y, Deng Y, Damisah E, Blumenfeld H, Spencer DD. Factors Predicting Outcome After Intracranial EEG Evaluation in Patients With Medically Refractory Epilepsy. Neurology 2022, 99: e1-e10. PMID: 35508395, PMCID: PMC9259091, DOI: 10.1212/wnl.0000000000200569.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsTemporal lobe onsetSeizure freedomResective surgeryIndependent predictorsLesional MRIUnfavorable predictorRefractory epilepsyContinued medical treatmentEpilepsy surgical evaluationFactors Predicting OutcomeIntracranial EEG evaluationNonlesional extratemporal epilepsySubsequent seizure freedomSustained seizure freedomThorough presurgical evaluationSeizure-free outcomeClass II evidenceMedically Refractory EpilepsyRetrospective chart reviewKaplan-Meier curvesSelect clinical scenariosMultivariable regression analysisBest multivariable modelIntracranial EEGSeizure onset localizationMarginalized identities, mistreatment, discrimination, and burnout among US medical students: cross sectional survey and retrospective cohort study
Teshome BG, Desai MM, Gross CP, Hill KA, Li F, Samuels EA, Wong AH, Xu Y, Boatright DH. Marginalized identities, mistreatment, discrimination, and burnout among US medical students: cross sectional survey and retrospective cohort study. The BMJ 2022, 376: e065984. PMID: 35318190, PMCID: PMC8938931, DOI: 10.1136/bmj-2021-065984.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsUS medical studentsMedical studentsMultiple marginalized identitiesExhaustion scoresMarginalized identitiesFemale studentsMedical schoolsNon-whiteIdentity groupsLGB studentsCross sectional surveyAssociated with burnoutGraduating medical studentsUS medical schoolsUndergraduate medical educationDisengagement scoresMultivariate linear regressionSelf-reported sexOldenburg Burnout Inventory for Medical StudentsSexual orientation groupsAmerican Medical CollegesSectional surveyConfounding associationsMedical educationHigher average scores
2021
Direct observation in a large-scale randomized trial of parent training in children with autism spectrum disorder and disruptive behavior
Swiezy N, Smith T, Johnson CR, Bearss K, Lecavalier L, Drill R, Warner D, Deng Y, Xu Y, Dziura J, Handen B, Scahill L. Direct observation in a large-scale randomized trial of parent training in children with autism spectrum disorder and disruptive behavior. Research In Autism Spectrum Disorders 2021, 89: 101879. PMID: 34950225, PMCID: PMC8691726, DOI: 10.1016/j.rasd.2021.101879.Peer-Reviewed Original ResearchCitationsAltmetricConceptsAutism spectrum disorderDisruptive behaviorParent trainingSpectrum disorderParent ratingsParentchild interactionChild behaviorObservation measuresResource-intensive effortsChild participantsParent educationYoung childrenSame measuresLaboratory settingChildrenSOAP dataPrimary measureMeasuresModerate levelsTrainingPrimary purposeDisordersStudy entry criteriaBehaviorOutcome measuresFirework-related injuries treated at emergency departments in the United States during the COVID-19 pandemic in 2020 compared to 2018–2019
Maassel N, Saccary A, Solomon D, Stitelman D, Xu Y, Li F, Christison-Lagay E, Dodington J. Firework-related injuries treated at emergency departments in the United States during the COVID-19 pandemic in 2020 compared to 2018–2019. Injury Epidemiology 2021, 8: 65. PMID: 34758871, PMCID: PMC8579722, DOI: 10.1186/s40621-021-00358-2.Peer-Reviewed Original ResearchCitationsAltmetricConceptsNational Electronic Injury Surveillance SystemFireworks-related injuriesEmergency departmentElectronic Injury Surveillance SystemNational estimatesConsumer Product Safety Commission dataInjury Surveillance SystemCOVID-19 pandemicStudy inclusionInjury informationInjuryMonthly injurySame time periodUS Census dataNational decreaseMonthsSurveillance systemConsumer fireworksUnited StatesProportional increaseYearsDepartmentPandemicResultsThereEpidemiology
2020
Sankofa pediatric HIV disclosure intervention did not worsen depression scores in children living with HIV and their caregivers in Ghana
Radcliffe C, Sam A, Matos Q, Antwi S, Amissah K, Alhassan A, Ofori IP, Xu Y, Deng Y, Reynolds NR, Paintsil E. Sankofa pediatric HIV disclosure intervention did not worsen depression scores in children living with HIV and their caregivers in Ghana. BMC Public Health 2020, 20: 1578. PMID: 33081739, PMCID: PMC7576749, DOI: 10.1186/s12889-020-09678-2.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsBeck Depression InventoryBDI scoresChildren's Depression InventoryCDI scoresDepression InventoryHIV disclosure interventionsCross-sectional studyHIV statusPresent studyCaregiver-child dyadsLow prevalenceIntervention sitesDepression scoresSignificant associationDisclosure statusConclusionsOur findingsDisclosure interventionCaregiversScoresInterventionChildrenOriginal dyadStatusHIVPrevalence
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