Ryan Bushman
BiostatisticianCards
About
Research
Publications
2026
Neighborhood-level socioeconomic disadvantage and pancreatic cancer among veterans
Levinson R, Bushman R, Mezzacappa C, Tate J, Justice A, Wang L. Neighborhood-level socioeconomic disadvantage and pancreatic cancer among veterans. JNCI Cancer Spectrum 2026, 10: pkag012. PMID: 41644414, PMCID: PMC12975324, DOI: 10.1093/jncics/pkag012.Peer-Reviewed Original ResearchMeSH KeywordsAgedCarcinoma, Pancreatic DuctalFemaleHumansMaleMiddle AgedNeighborhood CharacteristicsPancreatic NeoplasmsProportional Hazards ModelsResidence CharacteristicsRetrospective StudiesRisk FactorsSocial ClassSocial Determinants of HealthSocioeconomic Disparities in HealthSocioeconomic FactorsUnited StatesUnited States Department of Veterans AffairsVeteransConceptsADI percentilesneighborhood-level socioeconomic statusneighborhood-level socioeconomic disadvantageVeterans Health Administrationsocioeconomic disadvantageindividual-level social determinants of healthHealth Administrationsocioeconomic statussocial determinants of healthADI groupsArea Deprivation Indexdeterminants of healthneighborhood-level disadvantagehealth-care systemdeprivation indexretrospective cohort studyassociated with pancreatic ductal adenocarcinomacohort studyveteransindex grouppercentilemultivariate analysisstatusadenocarcinoma diagnosispancreatic cancer
2025
Pancreatic Ductal Adenocarcinoma After Hepatitis C Infection
Levinson R, Bushman R, Tate J, Skanderson M, Mezzacappa C, Park L, Brandt C, Schuster K, Ketwaroo G, Yang Y, Justice A, Wang L. Pancreatic Ductal Adenocarcinoma After Hepatitis C Infection. JAMA Network Open 2025, 8: e2543701. PMID: 41236736, PMCID: PMC12619103, DOI: 10.1001/jamanetworkopen.2025.43701.Peer-Reviewed Original ResearchConceptsVeterans Health Administrationchronic hepatitis C viruspancreatic ductal adenocarcinomachronic HCV infectionhepatitis C virushepatitis C virus genotype 3cohort studyhepatitis C virus infectionhepatitis C virus genotypepopulation-based cohort studyHCV infectioncohort study of veteransincident pancreatic ductal adenocarcinomahepatitis C virus testingCox proportional hazards regressionstudy of veteransrisk of pancreatic ductal adenocarcinomahigh riskproportional hazards regressionductal adenocarcinomaexposure to hepatitis C virusgenotype 2genotype 3hepatitis C virus exposurehepatitis C virus status
2020
Assessing Research Compliance for Federally Funded Projects: The Good, the Bad, and the Publicly Accessible
Cummings R, Ozburn L, Payant A, Rozum B, Shelton M, Bushman R. Assessing Research Compliance for Federally Funded Projects: The Good, the Bad, and the Publicly Accessible. Journal of Library Administration. 2020;60(7):726-751. doi:10.1080/01930826.2020.1786985Peer-Reviewed Original ResearchAssessing Research Compliance for Federally Funded Projects: The Good, the Bad, and the Publicly Accessible
Cummings R, Ozburn L, Payant A, Rozum B, Shelton M, Bushman R. Assessing Research Compliance for Federally Funded Projects: The Good, the Bad, and the Publicly Accessible. Journal Of Library Administration 2020, 60: 726-751. DOI: 10.1080/01930826.2020.1786985.Peer-Reviewed Original Research