2022
Estimating deaths averted and cost per life saved by scaling up mRNA COVID-19 vaccination in low-income and lower-middle-income countries in the COVID-19 Omicron variant era: a modelling study
Savinkina A, Bilinski A, Fitzpatrick M, Paltiel AD, Rizvi Z, Salomon J, Thornhill T, Gonsalves G. Estimating deaths averted and cost per life saved by scaling up mRNA COVID-19 vaccination in low-income and lower-middle-income countries in the COVID-19 Omicron variant era: a modelling study. BMJ Open 2022, 12: e061752. PMID: 36100306, PMCID: PMC9471205, DOI: 10.1136/bmjopen-2022-061752.Peer-Reviewed Original ResearchConceptsLow-income countriesIncome countriesDeath avertedHigh-income nationsStatistical lifeAvertable deathsIncome nationsCOVID-19 deathsReasonable investmentHigh costKey inputCountriesParameter estimatesAvertedCostSensitivity analysisUniversal vaccinationGlobal vaccinationMRNA COVID-19 vaccinationNationsInvestmentPrimary vaccine seriesLow vaccine effectivenessCOVID-19 vaccinationPublic data
2024
Integrating testing volume into bandit algorithms for infectious disease surveillance
Warren J, Prunas O, Paltiel A, Thornhill T, Gonsalves G. Integrating testing volume into bandit algorithms for infectious disease surveillance. Journal Of The Royal Statistical Society Series A (Statistics In Society) 2024, qnae090. DOI: 10.1093/jrsssa/qnae090.Peer-Reviewed Original ResearchAccessibility 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
Using Bandit Algorithms to Maximize SARS-CoV-2 Case-Finding: Evaluation and Feasibility Study
Rayo M, Faulkner D, Kline D, Thornhill T, Malloy S, Della Vella D, Morey D, Zhang N, Gonsalves G. Using Bandit Algorithms to Maximize SARS-CoV-2 Case-Finding: Evaluation and Feasibility Study. JMIR Public Health And Surveillance 2023, 9: e39754. PMID: 37581924, PMCID: PMC10430782, DOI: 10.2196/39754.Peer-Reviewed Original ResearchPatterns of Infectious Disease Associated With Injection Drug Use in Massachusetts
Gonsalves G, Paltiel A, Thornhill T, DeMaria A, Cranston K, Klevens R, Warren J. Patterns of Infectious Disease Associated With Injection Drug Use in Massachusetts. Clinical Infectious Diseases 2023, 76: 2134-2139. PMID: 36757712, PMCID: PMC10273381, DOI: 10.1093/cid/ciad073.Peer-Reviewed Original ResearchConceptsSoft tissue infectionsHuman immunodeficiency virusHepatitis C virusInjection drug useHCV casesInfective endocarditisHIV casesDrug useSubstance use disordersLogistic regression modelsClinical sequalaeSSTI casesPublic health crisisTissue infectionsImmunodeficiency virusDisease AssociatedHIV outbreakAbscess incisionC virusUse disordersInfectious diseasesInfectionMultiple outbreaksMedical proceduresSuch associations
2021
Expanding 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