LaRon Nelson, PhD, RN, FAAN
Independence Foundation Professor of NursingCards
About
Research
Publications
2026
Healthcare utilization and HIV burden among Black communities in Ontario: a matched cohort study
Mbuagbaw L, Rezene F, Tharao W, Husbands W, Shahin R, Nyambi A, Lawson D, Kihembo M, Aden M, Ongolo-Zogo C, Dabone C, Boamah S, Jackson-Best F, Dryden O, Nelson L, Verma G, Kopp A, Lofters A. Healthcare utilization and HIV burden among Black communities in Ontario: a matched cohort study. Canadian Journal Of Public Health 2026, 1-11. PMID: 42029872, DOI: 10.17269/s41997-026-01204-y.Peer-Reviewed Original ResearchHealthcare useData linkageHealth profileHIV prevalenceHIV burdenStudy participantsHigh material deprivationGeneral populationPrimary care visitsEmergency care useHealth systems researchGeneral population controlsAdministrative data linkageCensus metropolitan areasCulturally responsive interventionsCare visitsHealth disparitiesCare useSpecialist visitsHealthcare utilizationPreventive careSociodemographic characteristicsAdministrative databasesBlack communityCohort designStigma, privacy concerns, sexual behaviors, and testing history shape willingness to use HIV self-testing among African refugee men engaged in sex work in Italy – a mixed method study—BGSH-023
Abu-Ba’are G, Dakpui H, Saaka M, Wumpini S, Gyamera E, Guure C, Nelson L. Stigma, privacy concerns, sexual behaviors, and testing history shape willingness to use HIV self-testing among African refugee men engaged in sex work in Italy – a mixed method study—BGSH-023. BMC Public Health 2026, 26: 1547. PMID: 41928144, PMCID: PMC13169786, DOI: 10.1186/s12889-026-27095-9.Peer-Reviewed Original ResearchHIV self-testingHIV self-test kitsHealthcare accessHIV testingAwareness of HIV self-testingFacility-based HIV testingRefugee menSex workHIV self-test useHIV testing uptakeAvoidance of stigmaFear of stigmaConfidence intervalsMixed-methods sequential exploratory designQualitative dataHIV prevention effortsCommunity-based organizationsHealth decision-makingAssociated with willingnessImmigration-related challengesSummative content analysisFocus group discussionsMultivariate logistic regressionTesting uptakeSequential exploratory designReach and effectiveness outcomes of the “I’m Ready” HIV self-testing program in Black communities in Canada
Ajiboye W, Tian J, Tharao W, Owino M, Soje L, McBain K, Ly A, Anthonyraj R, Este D, Ndung’u M, Antabe R, Massaquoi N, Mbuagbaw L, Nelson L, Rourke S. Reach and effectiveness outcomes of the “I’m Ready” HIV self-testing program in Black communities in Canada. Canadian Journal Of Public Health 2026, 1-11. PMID: 41870871, DOI: 10.17269/s41997-026-01183-0.Peer-Reviewed Original ResearchHIV testingParticipant characteristicsUptake of HIV self-testingHIV self-testing programsSecondary analysisHIV self-test kitsFirst-time testersSecondary analysis of dataHIV self-testingSelf-test kitsReadiness programPercentage of personsSelf-testingSelf-test programImplementation studyBlack communityTesting servicesBlack participantsDescriptive statisticsImplementation strategiesBlack peopleAnalysis of dataHIVTest kitsInterventionDiabetes‐Related Stigma, Hemoglobin A1c, and Psychological and Behavioral Outcomes Among Adults With Type 2 Diabetes in Ghana: A Structural Equation Modeling Approach
Akyirem S, Melkus G, Nam S, Wang K, Micah F, Ekpor E, Nelson L. Diabetes‐Related Stigma, Hemoglobin A1c, and Psychological and Behavioral Outcomes Among Adults With Type 2 Diabetes in Ghana: A Structural Equation Modeling Approach. Journal Of Nursing Scholarship 2026, 58: e70073. PMID: 41796084, DOI: 10.1111/jnu.70073.Peer-Reviewed Original ResearchConceptsDiabetes-related stigmaAdverse psychological outcomesMental health issuesPsychological outcomesType 2 diabetesDiabetes managementHealth issuesStigma reduction interventionsImpact of stigmaMental health careSelf-management behaviorsDiabetes Self-ManagementHemoglobin A1cAssociated with A1CEffective intervention strategiesAssociated with HbA1cDiabetes distressRoutine diabetes managementSeeking CareSelf-ManagementA1c assessmentHealth careT2D diagnosisHealthcare systemStigmaA comparison of venue-based and peer-driven recruitment strategy performance: examining efficiency, range and reach among sexual minority men living with HIV in Ghana
Ndenkeh J, Shi Y, Nwanaji-Enwerem U, Frempong B, Cadri A, Brasch J, Moskow M, Nelson L. A comparison of venue-based and peer-driven recruitment strategy performance: examining efficiency, range and reach among sexual minority men living with HIV in Ghana. AIDS Care 2026, ahead-of-print: 1-12. PMID: 41776742, DOI: 10.1080/09540121.2026.2635470.Peer-Reviewed Original ResearchInvestigating the role of perceived autonomy support in moderating the association between diabetes stigma and psychological and diabetes self-management outcomes among adults with type 2 diabetes in Ghana.
Akyirem S, Wang K, Melkus G, Nam S, Micah F, Ekpor E, Nelson L. Investigating the role of perceived autonomy support in moderating the association between diabetes stigma and psychological and diabetes self-management outcomes among adults with type 2 diabetes in Ghana. PLOS Global Public Health 2026, 6: e0006027. PMID: 41712593, PMCID: PMC12919806, DOI: 10.1371/journal.pgph.0006027.Peer-Reviewed Original ResearchDiabetes-related stigmaAutonomy supportDiabetes Self-ManagementSelf-ManagementDiabetes stigmaAssociated with lower anxietyType 2 diabetesDiabetes self-management behaviorsSelf-determination theoryHierarchical multivariate linear regressionSelf-management outcomesSelf-management behaviorsCross-sectional studyLower anxietyPsychometric instrumentsMultivariate linear regressionDiabetes distressT2D diagnosisModerating effectStigmaTertiary hospitalProtective factorsAnxietyDepressionNegative association"If I Was Straight and White It Would Be Different": The Effects of Racism and Homophobia on the Reporting Process Among Gay Latino Male Sexual Assault Survivors.
Jacobson López D, García A, Engel R, Hawkins M, Nelson L, Jackson J. "If I Was Straight and White It Would Be Different": The Effects of Racism and Homophobia on the Reporting Process Among Gay Latino Male Sexual Assault Survivors. Journal Of Interpersonal Violence 2026, 8862605251403609. PMID: 41709116, DOI: 10.1177/08862605251403609.Peer-Reviewed Original ResearchSexual assault survivorsAssault survivorsSexual assaultSexual identityGay Latino menIntersection of racismDecision-making processEffects of racismGeosocial networking appsGay menHeterosexual counterpartsHomophobic reactionsSexual orientationLatino menHomophobiaGender stereotypesSemi-structured interviewsAssaultRacismGayThematic analysisUnited StatesNetworking appsIn-DepthPersonal contact
2025
Predicting depression among men who have sex with men in Ghana using machine learning algorithms
Anafo A, Nelson L, Wilton L, Gmayinaam V, Ocloo S. Predicting depression among men who have sex with men in Ghana using machine learning algorithms. PLOS Mental Health 2025, 2: e0000485. PMID: 41662121, PMCID: PMC12798198, DOI: 10.1371/journal.pmen.0000485.Peer-Reviewed Original ResearchGender non-conformity stigmaSocial isolationSame-sex behaviorSense of communityHeightened riskMachine learningPredictors of depressionSocial exclusionLegal discriminationPervasive stigmaSynthetic minority over-sampling techniqueRandom forestPerceived stressGhanaTree-based classifiersOver-sampling techniqueMachine learning algorithmsMental health interventionsMachine learning modelsPsychosocial predictorsStigmaMSMSocial supportClass imbalanceF1 scoreExploration of implementation determinants and strategies for same-day oral PrEP in community-based organizations and federally qualified health centers
Hill S, Thomas P, Parman M, Webb J, Nelson L, Mugavero M, Brewer R, Elopre L, Herald L. Exploration of implementation determinants and strategies for same-day oral PrEP in community-based organizations and federally qualified health centers. Implementation Science Communications 2025, 6: 109. PMID: 41126325, PMCID: PMC12542225, DOI: 10.1186/s43058-025-00787-w.Peer-Reviewed Original ResearchFederally Qualified Health CentersCommunity-based organizationsSame-day PrEPLeadership buy-inImplementation strategiesHealth centersBackgroundHIV pre-exposure prophylaxisOral PrEPPrEP implementation strategiesBuy-inExploratory mixed methods studyQualified health centersMixed methods studyStakeholder focus groupsProgram implementation strategyPre-exposure prophylaxisPrEP servicesImplementation determinantsPrEP implementationPrEP navigationImplementation sciencePrEP programThematic analysisMethods studyConsolidation frameworkInvestigating the HIV epidemic among Black gay and bisexual men in the Southern United States: Results of the HPTN 096 pilot cross-sectional assessment
Beyrer C, Remien R, Eshleman S, Gamble T, De Dieu Tapsoba J, Labbett R, Sullivan P, Laeyendecker O, Anderson P, Agravat D, Hughes J, Driffin D, Hutchinson C, Hucks-Ortiz C, Adair M, Curry M, Jones S, Haddock I, Boyd D, Burwen D, Johnson A, Nelson L, team O. Investigating the HIV epidemic among Black gay and bisexual men in the Southern United States: Results of the HPTN 096 pilot cross-sectional assessment. PLOS ONE 2025, 20: e0334031. PMID: 41105630, PMCID: PMC12533853, DOI: 10.1371/journal.pone.0334031.Peer-Reviewed Original ResearchConceptsHIV Prevention Trials NetworkCross-sectional assessmentPrEP useBlack MSMHIV incidenceHIV epidemicHIV statusPilot communitiesRates of HIV incidenceOral pre-exposure prophylaxisStarfish samplingBurden of HIVPre-exposure prophylaxisMultivariate logistic regression modelViral suppressionLogistic regression modelsRates of viral suppressionUnited StatesHIV careLaboratory evidenceSouthern United StatesMSMPrEPHIV drug resistancePilot phase