LaRon Nelson, PhD, RN, FAAN
Independence Foundation Professor of NursingCards
About
Research
Publications
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. 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 phaseBarriers to Same-Day Pre-exposure Prophylaxis (PrEP) Implementation in Federally Funded HIV Clinics Within High-Burden Areas of the U.S.: A Coincidence Analysis
Zamantakis A, Gomez W, Lukose L, Pachicano A, Kassanits J, Katomski A, Rosenberg-Carlson E, Willging C, Nelson L, Valeriano T, Karris M, Blumenthal J, Rana A, Brewer R, Hamilton A, Kemp C, Humphries D, Benbow N, Kao U, Lee S, Jones J, Schwartz S, Beres L, Rosen J. Barriers to Same-Day Pre-exposure Prophylaxis (PrEP) Implementation in Federally Funded HIV Clinics Within High-Burden Areas of the U.S.: A Coincidence Analysis. AIDS And Behavior 2025, 1-13. PMID: 41071504, DOI: 10.1007/s10461-025-04898-2.Peer-Reviewed Original ResearchSame-day PrEPTop barrierClinical organizationsInsurance coveragePre-exposure prophylaxisPrEP prescriptionPrEP servicesPrEP prescribingOnsite pharmacyPrEP implementationImplementation scienceHIV preventionStaffing resourcesPrEP coverageHIV clinicPrEPMethodsThe networkState-level policy changesSame-dayFinal modelsProvidersPolicy changesAIDS researchHIVNon-implementationAdvancing HIV pre-exposure prophylaxis (PrEP) implementation in Canada: a scoping review protocol of programmes, practices and policies
Chakraborty D, Djiadeu P, Ziegler C, Chabikuli A, Ifeanacho E, Awoliyi M, Zuta H, De Pandja G, Ajiboye O, Ajiboye O, Nelson L, Rourke S, Ajiboye W. Advancing HIV pre-exposure prophylaxis (PrEP) implementation in Canada: a scoping review protocol of programmes, practices and policies. BMJ Open 2025, 15: e107054. PMID: 41062147, PMCID: PMC12506201, DOI: 10.1136/bmjopen-2025-107054.Peer-Reviewed Original ResearchConceptsHIV pre-exposure prophylaxisJoanna Briggs InstitutePre-exposure prophylaxisReview protocolEffective HIV prevention toolHIV prevention toolScoping review methodologyHIV/AIDS service organisationsHIV prevention interventionsGovernmental health agenciesPreferred Reporting ItemsOpen Science FrameworkPeer-reviewed journal articlesHigh-risk populationHealthcare accessPrEP uptakeWeb of ScienceScoping ReviewHIV PrEPHIV preventionPreventive interventionsHealth agenciesEthical approvalHealth solutionsReporting ItemsDreams Interrupted: A Secondary Data Analysis Unraveling Predictors and Correlates of Insomnia Symptoms and Sleep Distress Among Ghanian Men Who Have Sex With Men Living With HIV
Nwanaji-Enwerem U, Tong G, Cadri A, Akyirem S, Aidoo-Frimpong G, Thomas P, Aryee E, Clack K, Jacobson-Lopez D, Wilton L, Nelson L. Dreams Interrupted: A Secondary Data Analysis Unraveling Predictors and Correlates of Insomnia Symptoms and Sleep Distress Among Ghanian Men Who Have Sex With Men Living With HIV. Journal Of The Association Of Nurses In AIDS Care 2025, 36: e11-e28. PMID: 40932147, DOI: 10.1097/jnc.0000000000000581.Peer-Reviewed Original ResearchHIV careInsomnia symptomsStigma reduction interventionsTailored psychosocial interventionsCommunity-based support programsSecondary data analysisInternalized stigmaEnacted stigmaHealth disparitiesPsychosocial interventionsPerceived stressOverall healthSupport programsStigmaLogistic regressionSleep distressSleep disturbanceRisk factorsHIVSleep assessmentCareSense of communityInterventionDaytime fatigueMenBarriers and facilitators of HIV pre-exposure prophylaxis (PrEP) uptake and use in Canada: a scoping review protocol
Chabikuli A, Chakraborty D, Ziegler C, Djiadeu P, Mgbatogu K, Ifeanacho E, Ajiboye O, Tian J, Odhiambo J, Nelson L, Rourke S, Ajiboye W. Barriers and facilitators of HIV pre-exposure prophylaxis (PrEP) uptake and use in Canada: a scoping review protocol. BMJ Open 2025, 15: e101541. PMID: 40659390, PMCID: PMC12258332, DOI: 10.1136/bmjopen-2025-101541.Peer-Reviewed Original ResearchConceptsHIV pre-exposure prophylaxisPre-exposure prophylaxisHIV preventionFacilitators to uptakeOpen Science Framework RegistriesHIV/AIDS service organisationsGovernmental health agenciesHIV prevention strategiesHIV prevention optionsPeer-reviewed journal articlesPrEP accessWeb of ScienceScoping ReviewQualitative designFull-text assessmentHealth agenciesEthical approvalEvidence gapsReview protocolHIV transmissionQuasi-experimentalConference presentationsPrevention optionsPrevention strategiesData extraction“We have our reasons”: Exploring the acceptability of pre-exposure prophylaxis among gay, bisexual, and other men who have sex with men in Ghana
Aidoo-Frimpong G, Abu-Ba’are G, Apreku A, Panix Amoh-Otu R, Zigah E, Amu-Adu P, Amuah S, Nyblade L, Torpey K, Nelson L. “We have our reasons”: Exploring the acceptability of pre-exposure prophylaxis among gay, bisexual, and other men who have sex with men in Ghana. BMC Public Health 2025, 25: 2341. PMID: 40611080, PMCID: PMC12224874, DOI: 10.1186/s12889-025-23564-9.Peer-Reviewed Original ResearchConceptsPre-exposure prophylaxisAwareness of PrEPGhanaian MSMPrEP acceptabilityAcceptability of pre-exposure prophylaxisHIV prevention programsImplementation of PrEPUniversal awarenessHIV disparitiesPrEP uptakePrEP usePrEP usageHIV preventionAntiretroviral therapyGhanaComprehensive educational approachRelated stigmaFocus groupsThematic analysisPrEPMSMPrevention programsIntrapersonal factorsPost-exposure prophylaxisGeneral populationSymptoms of common mental disorders and suicidality among sexually diverse men who have sex with men in Ghana
Stockton M, Jeon S, Akyirem S, Zigah E, Wallace-Atiapah N, Abu-Ba’are G, Amo-Oto R, Ofori I, Adu M, Torpey K, Nyblade L, Nelson L. Symptoms of common mental disorders and suicidality among sexually diverse men who have sex with men in Ghana. PLOS Mental Health 2025, 2: e0000331. DOI: 10.1371/journal.pmen.0000331.Peer-Reviewed Original ResearchSyndemics of HIVRandomized Controlled TrialsPrevalence of mental health concernsPrevalence of symptoms of depressionPatient Health Questionaire-9Severe anxietyStigma reduction interventionsGeneralized Anxiety Disorder-7Severe depressionModerate to severe depressionPoor mental healthHealthcare facility staffMental Health SurveyMental health challengesMental health concernsHuman rights abusesPC-PTSD-5Symptoms of depressionCross-sectional studyBisexual menGlobal syndemicMental healthcareHIV testingFacility staffHealth SurveyLeveraging existing market incentives to increase HIV pre‐exposure prophylaxis access in the United States
Ratevosian J, Piselli C, Sullivan P, Nelson L. Leveraging existing market incentives to increase HIV pre‐exposure prophylaxis access in the United States. Journal Of The International AIDS Society 2025, 28: e26504. PMID: 40600487, PMCID: PMC12215821, DOI: 10.1002/jia2.26504.Peer-Reviewed Original Research