2020
Repeat SARS-CoV-2 testing models for residential college populations
Chang JT, Crawford FW, Kaplan EH. Repeat SARS-CoV-2 testing models for residential college populations. Health Care Management Science 2020, 24: 305-318. PMID: 33200374, PMCID: PMC7669307, DOI: 10.1007/s10729-020-09526-0.Peer-Reviewed Original Research
2017
Birth/birth-death processes and their computable transition probabilities with biological applications
Ho LST, Xu J, Crawford FW, Minin VN, Suchard MA. Birth/birth-death processes and their computable transition probabilities with biological applications. Journal Of Mathematical Biology 2017, 76: 911-944. PMID: 28741177, PMCID: PMC5783825, DOI: 10.1007/s00285-017-1160-3.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsAnimalsBayes TheoremCommunicable DiseasesComputational BiologyComputer SimulationEnglandEpidemicsHistory, 17th CenturyHost-Parasite InteractionsHumansLikelihood FunctionsMarkov ChainsMathematical ConceptsModels, BiologicalMonte Carlo MethodPlagueProbabilityStochastic ProcessesConceptsBirth-death processTransition probabilitiesFinite-time transition probabilitiesSIR modelMonte Carlo approximationJoint posterior distributionLikelihood-based inferenceApproximate Bayesian computationStatistical inferenceMatrix exponentiationPosterior distributionProcess approximationBivariate extensionBayesian computationFraction representationLaplace transformCorrelation structureUnivariate populationsRemoved (SIR) modelSmall systemsBivariate processEfficient algorithmApproximationDirect inferenceFast methodAn Adaptive Approach to Locating Mobile HIV Testing Services
Gonsalves GS, Crawford FW, Cleary PD, Kaplan EH, Paltiel AD. An Adaptive Approach to Locating Mobile HIV Testing Services. Medical Decision Making 2017, 38: 262-272. PMID: 28699382, PMCID: PMC5748375, DOI: 10.1177/0272989x17716431.Peer-Reviewed Original ResearchConceptsMobile HIV testingHIV testingMobile HIV testing servicesHIV testing resourcesUndetected HIV infectionHIV testing servicesCase detection ratePublic health agenciesUndiagnosed HIVHIV infectionHIV testHIV prevalenceUnknown prevalenceMore casesHealth agenciesDefinitions of hotspotsPrevalence informationTesting servicesPrevalenceSelection biasDetection rateSearch strategyHIV
2015
Markov counting models for correlated binary responses
Crawford FW, Zelterman D. Markov counting models for correlated binary responses. Biostatistics 2015, 16: 427-440. PMID: 25792624, PMCID: PMC5963474, DOI: 10.1093/biostatistics/kxv006.Peer-Reviewed Original ResearchConceptsExchangeable Bernoulli random variablesBernoulli random variablesCorrelated binary responsesMaximum likelihood estimatesInterpretable parameterizationsRandom variablesLikelihood estimatesCounting processDifferent cluster sizesBinary responsesCorrelated outcomesNatural wayCluster sizeBinary dataImproved fitPrevious modelsNew model
2011
Transition probabilities for general birth–death processes with applications in ecology, genetics, and evolution
Crawford FW, Suchard MA. Transition probabilities for general birth–death processes with applications in ecology, genetics, and evolution. Journal Of Mathematical Biology 2011, 65: 553-580. PMID: 21984359, PMCID: PMC3310285, DOI: 10.1007/s00285-011-0471-z.Peer-Reviewed Original Research