2024
Accessibility of Opioid Treatment Programs Based on Conventional vs Perceived Travel Time Measures
Kim J, Lee J, Thornhill T, Dennett J, Lu H, Howell B, Grau L, Fiellin D, Heimer R, Gonsalves G. Accessibility of Opioid Treatment Programs Based on Conventional vs Perceived Travel Time Measures. JAMA Network Open 2024, 7: e240209. PMID: 38376839, PMCID: PMC10879949, DOI: 10.1001/jamanetworkopen.2024.0209.Peer-Reviewed Original ResearchConceptsTransit travel timeAccessibility metricsTravel timeTravel componentsAccessibility scoresTransportation burdenTravel burdenOut-of-vehicleComponents of travelConventional accessibility measuresSpatial regression modelsTravel time measurementsPublic transitTransit schedulesAccessibility measuresDeparture timeTravel time analysisTrip durationTravelOperating hoursTime analysisCross-sectional studyOpioid use disorderPolicy recommendationsDecision-making
2023
Planning for Mpox on a College Campus: A Model-Based Decision-Support Tool.
Savinkina A, Chitwood M, Kwon J, Pitzer V, Gonsalves G, Paltiel A. Planning for Mpox on a College Campus: A Model-Based Decision-Support Tool. Annals Of Internal Medicine 2023, 176: 340-347. PMID: 36716454, PMCID: PMC10338074, DOI: 10.7326/m22-2734.Peer-Reviewed Original ResearchConceptsSustained transmissionNational InstituteLow-risk groupHigh-risk populationPopulation of MSMHealth-National InstituteResidential college campusSymptomatic casesHypothetical cohortCongregate settingsStudy populationPreemptive vaccinationReactive vaccinationInfectious diseasesVaccinationDrug abuseBasic reproductive numberFuture outbreaksFrequent physical contactMSMReproductive numberOutbreakDaysMenTimely detection
2021
Health Care Utilization Before and After the “Muslim Ban” Executive Order Among People Born in Muslim-Majority Countries and Living in the US
Samuels EA, Orr L, White EB, Saadi A, Padela AI, Westerhaus M, Bhatt AD, Agrawal P, Wang D, Gonsalves G. Health Care Utilization Before and After the “Muslim Ban” Executive Order Among People Born in Muslim-Majority Countries and Living in the US. JAMA Network Open 2021, 4: e2118216. PMID: 34328502, PMCID: PMC8325073, DOI: 10.1001/jamanetworkopen.2021.18216.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAmbulatory Care FacilitiesAppointments and SchedulesEmergency Service, HospitalEmigrants and ImmigrantsEmigration and ImmigrationFemaleHumansIslamMaleMiddle AgedMinnesotaPatient Acceptance of Health CarePrimary Health CareRefugeesRetrospective StudiesUnited StatesYoung AdultConceptsPrimary care appointmentsHealth care utilizationED visitsCare appointmentsCohort studyCare utilizationEmergency departmentGroup 1Primary care clinic visitsAdditional ED visitsRetrospective cohort studyPrimary care visitsPrimary care clinicsCare visitsAdult patientsClinic visitsPrimary outcomeCare clinicsStudy groupMAIN OUTCOMEGroup 2Group 3Visit trendsPatientsVisitsExpanding access to methadone treatment in Ohio through federally qualified health centers and a chain pharmacy: A geospatial modeling analysis
Iloglu S, Joudrey PJ, Wang EA, Thornhill TA, Gonsalves G. Expanding access to methadone treatment in Ohio through federally qualified health centers and a chain pharmacy: A geospatial modeling analysis. Drug And Alcohol Dependence 2021, 220: 108534. PMID: 33497963, PMCID: PMC7901120, DOI: 10.1016/j.drugalcdep.2021.108534.Peer-Reviewed Original ResearchConceptsFederally Qualified Health CentersOpioid treatment programsOpioid use disorderQualified health centersProportion of needHealth centersZip codesTreatment needsMethadone provisionChain pharmaciesRural-Urban Commuting Area codesProvision of methadoneOpioid overdose deathsRural classificationDrive timeMethadone administrationPrimary outcomeOUD treatmentMethadone treatmentUrban-rural strataOverdose deathsUse disordersTreatment programGeospatial modeling analysisOne-third
2019
Suspected heroin-related overdoses incidents in Cincinnati, Ohio: A spatiotemporal analysis
Li ZR, Xie E, Crawford FW, Warren JL, McConnell K, Copple JT, Johnson T, Gonsalves GS. Suspected heroin-related overdoses incidents in Cincinnati, Ohio: A spatiotemporal analysis. PLOS Medicine 2019, 16: e1002956. PMID: 31714940, PMCID: PMC6850525, DOI: 10.1371/journal.pmed.1002956.Peer-Reviewed Original ResearchConceptsRisk of overdoseRisk of incidentBlock groupHarm reduction measuresPoisson regression modelsHighest overdose ratesOpioid misuseRisk factorsOpioid epidemicOpiate overdosesOverdose incidentsOpioid overdosesOverdose ratesNature of incidentsEmergency callsMale populationMedian household incomeTreatment programOverdose emergencyHealth policySpatiotemporal risk factorsLack of informationDemographic characteristicsHigher numberOverdoses
2017
A Flow-Based Model of the HIV Care Continuum in the United States
Gonsalves GS, Paltiel AD, Cleary PD, Gill MJ, Kitahata MM, Rebeiro PF, Silverberg MJ, Horberg M, Abraham AG, Althoff KN, Moore R, Bosch RJ, Tang T, Hall HI, Kaplan EH. A Flow-Based Model of the HIV Care Continuum in the United States. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2017, 75: 548-553. PMID: 28471841, PMCID: PMC5533168, DOI: 10.1097/qai.0000000000001429.Peer-Reviewed Original ResearchConceptsViral suppressionAntiretroviral therapyHIV careNorth American AIDS Cohort CollaborationProportion of HIVHIV care continuumCohort CollaborationHIV diagnosisAntiretroviral treatmentVirological dataCare continuumFlow of patientsDisease controlPatientsCareAverage timeHIVTherapyLaboratory resultsMonthsSuppressionYearsDiagnosisIndividualsPreventionPublic health implications of changing patterns of recruitment into the South African mining industry, 1973–2012: a database analysis
Ehrlich R, Montgomery A, Akugizibwe P, Gonsalves G. Public health implications of changing patterns of recruitment into the South African mining industry, 1973–2012: a database analysis. BMC Public Health 2017, 18: 93. PMID: 28774280, PMCID: PMC5543439, DOI: 10.1186/s12889-017-4640-x.Peer-Reviewed Original ResearchConceptsPublic health implicationsHIV infectionLung diseaseSouth African minersDisease burdenMethodsThis studyTreatment servicesHealth servicesTriple epidemicHealth experiencesDatabase analysisHealth implicationsCalendar intervalsOccupational characteristicsSilicosisAfrican minersBurdenFurther researchRecruitmentLack of information
2016
New Hepatitis C Drugs Are Very Costly And Unavailable To Many State Prisoners
Beckman AL, Bilinski A, Boyko R, Camp GM, Wall AT, Lim JK, Wang EA, Bruce RD, Gonsalves GS. New Hepatitis C Drugs Are Very Costly And Unavailable To Many State Prisoners. Health Affairs 2016, 35: 1893-1901. PMID: 27702964, DOI: 10.1377/hlthaff.2016.0296.Peer-Reviewed Original ResearchConceptsHepatitis C epidemicHepatitis CC epidemicDrug discount programsLedipasvir/sofosbuvirTwelve-week courseNew hepatitis C drugsHealth care facilitiesHepatitis C drugsAntiviral medicationsCare facilitiesC drugsMedicationsSofosbuvirDiscount programPharmaceutical companiesEpidemicDepartmentDepartment of CorrectionsAntiviralsState prisonersState prisonsReleaseStrategies to Prevent Cholera Introduction during International Personnel Deployments: A Computational Modeling Analysis Based on the 2010 Haiti Outbreak
Lewnard JA, Antillón M, Gonsalves G, Miller AM, Ko AI, Pitzer VE. Strategies to Prevent Cholera Introduction during International Personnel Deployments: A Computational Modeling Analysis Based on the 2010 Haiti Outbreak. PLOS Medicine 2016, 13: e1001947. PMID: 26812236, PMCID: PMC4727895, DOI: 10.1371/journal.pmed.1001947.Peer-Reviewed Original ResearchConceptsOral cholera vaccineProbability of casesAntimicrobial chemoprophylaxisCholera vaccineOral cholera vaccinationAntimicrobial regimensProphylactic efficacyAsymptomatic carriageCholera vaccinationAsymptomatic carriersIncidence rateLargest cholera epidemicCholera epidemicChemoprophylaxisCholera incidence ratesFalse-positive test outcomesVaccinationFirst weekDiagnostic screeningAntimicrobial chemotherapyHaiti cholera epidemicIntervention strategiesVaccineIndependent panelCholera importation
2011
No Need for Apologies
El-Sadr WM, Gonsalves G, Mugyenyi P. No Need for Apologies. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2011, 57: s68-s71. PMID: 21857299, DOI: 10.1097/qai.0b013e31821db9d0.Peer-Reviewed Original Research
2005
Promote HIV Chemoprophylaxis Research, Don't Prevent It
Grant RM, Buchbinder S, Cates W, Clarke E, Coates T, Cohen MS, Delaney M, Flores G, Goicochea P, Gonsalves G, Harrington M, Lama JR, MacQueen KM, Moore JP, Peterson L, Sanchez J, Thompson M, Wainberg MA. Promote HIV Chemoprophylaxis Research, Don't Prevent It. Science 2005, 309: 2170-2171. PMID: 16195446, DOI: 10.1126/science.1116204.Peer-Reviewed Original Research