Rachel Hantman, MEd, MA
she/her/hers
Clinical Associate in the CSC PsychologyAbout
Research
Publications
2026
Psychiatric difficulties in females with fragile X syndrome: a systematic review and meta-analyses
Jenner L, Koenig C, Hantman RM, Hogan AL, Roberts JE, Klusek J. Psychiatric difficulties in females with fragile X syndrome: a systematic review and meta-analyses. Frontiers In Psychiatry 2026, 17: 1886787. DOI: 10.3389/fpsyt.2026.1886787.Peer-Reviewed Original Research
2025
Access and Quality of Mental Health Services in Rural and Urban America
Hung, P., Negaro, S., Hantman, R., Boswell, E., Andrews, C., Odahowski, C., & Crouch, E. (2025). Access and Quality of Mental Health Services in Rural and Urban America. [Policy brief.] University of South Carolina Rural Health Research Center. https://www.ruralhealthresearch.org/mirror/17/1722/access-quality-mental-health-services.pdfCommentaries, Editorials and LettersReduced Respiratory Sinus Arrhythmia in Infants with the FMR1 Premutation
Chase A, Hamrick L, Arnold H, Smith J, Hantman R, Cortez K, Adayev T, Tortora N, Dahlman A, Roberts J. Reduced Respiratory Sinus Arrhythmia in Infants with the FMR1 Premutation. International Journal Of Molecular Sciences 2025, 26: 2186. PMID: 40076819, PMCID: PMC11900448, DOI: 10.3390/ijms26052186.Peer-Reviewed Original ResearchConceptsRespiratory sinus arrhythmiaCGG repeat lengthAutonomic nervous systemAutonomic nervous system functionAutonomic nervous system biomarkersSinus arrhythmiaInterbeat intervalsFragile X premutationNeurotypical infantsInfancy researchFMR1 premutationRepeat lengthCGG repeat expansionPediatric phenotypeNervous systemInfantsArrhythmiasCGG repeatsRepeat expansionCGGFMR1
2024
The FMR1 Phenotype: Premutation and Fragile X Syndrome
Arnold H, Hunt E, Hantman R, Black C, Knott C, Lynch D, Roberts J. The FMR1 Phenotype: Premutation and Fragile X Syndrome. Contemporary Clinical Neuroscience 2024, 303-326. DOI: 10.1007/978-3-031-66932-3_14.Peer-Reviewed Original ResearchGeographic Disparities in Availability of General and Specialized Pediatricians in the United States and Prevalence of Childhood Neurodevelopmental Disorders
Hantman R, Zgodic A, Flory K, McLain A, Bradshaw J, Eberth J. Geographic Disparities in Availability of General and Specialized Pediatricians in the United States and Prevalence of Childhood Neurodevelopmental Disorders. The Journal Of Pediatrics 2024, 275: 114188. PMID: 39004171, PMCID: PMC11560715, DOI: 10.1016/j.jpeds.2024.114188.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderAutism spectrum disorderNeurodevelopmental disordersGeographic disparitiesChildhood neurodevelopmental disordersAttention-deficit/hyperactivitySpectrum disorderDevelopmental-BehavioralDisordersPediatricians' accessPediatrician availabilityUnited StatesPrevalence estimatesNeurodevelopmental disabilitiesParent Fidelity Mediates the Effect of Project ImPACT on Vocal Complexity
Edmunds S, Hantman R, Yoder P, Stone W. Parent Fidelity Mediates the Effect of Project ImPACT on Vocal Complexity. Journal Of Early Intervention 2024, 46: 174-193. DOI: 10.1177/10538151241228461.Peer-Reviewed Original ResearchParent verbal responsivenessNaturalistic Developmental Behavioral InterventionsVerbal responsesParental useSiblings of autistic childrenDevelopmental behavioral interventionsEarly social communicationYounger siblingsParent-child interactionsDevelopmental maturationVocal complexityParent-mediatedParent fidelityLanguage outcomesChild-parent dyadsBehavioral interventionsAutistic childrenSocial communicationCognitive delayEveryday settingsVocal communicationInterventional techniquesPost-interventionIntervention strategiesIntervention fidelity
2023
Geographic variations in driving time to US mental health care, digital access to technology, and household crowdedness
Negaro S, Hantman R, Probst J, Crouch E, Odahowski C, Andrews C, Hung P. Geographic variations in driving time to US mental health care, digital access to technology, and household crowdedness. Health Affairs Scholar 2023, 1: qxad070. PMID: 38756363, PMCID: PMC10986236, DOI: 10.1093/haschl/qxad070.Peer-Reviewed Original ResearchMental health careHealth careZip code tabulation areasMental health facilitiesHealth facilitiesOutpatient careTelemedicine accessRural residentsNoncore areasCareRural AmericaRural areasTelemedicineGeographic variationHomeDriving timePrivate spaceHouseholdsUrban areasServicesBarriersRural gapRural householdsPredictors of Autism Spectrum Disorder and ADHD: Results from the National Survey of Children's Health
Federico A, Zgodic A, Flory K, Hantman R, Eberth J, Mclain A, Bradshaw J. Predictors of Autism Spectrum Disorder and ADHD: Results from the National Survey of Children's Health. Disability And Health Journal 2023, 17: 101512. PMID: 37838574, PMCID: PMC11249046, DOI: 10.1016/j.dhjo.2023.101512.Peer-Reviewed Original ResearchConceptsNational Survey of Children's HealthAttention-deficit/hyperactivity disorder diagnosisSociodemographic variablesNational surveyChildren's HealthSociodemographic factorsAttention-deficit/hyperactivity disorderHigher oddsAutism spectrum disorderDiagnostic groupsImpact of sociodemographic factorsPopulation-based studyLevel of parental educationADHD-onlyBirth characteristicsASD-onlyHispanic childrenLow-incomeOdds ratioDiagnosis categoriesHousehold incomeSpectrum disorderWhite childrenParental educationOddsA systematic review of bilingual experiences, labels, and descriptions in autism spectrum disorder research
Hantman R, Choi B, Hartwick K, Nadler Z, Luk G. A systematic review of bilingual experiences, labels, and descriptions in autism spectrum disorder research. Frontiers In Psychology 2023, 14: 1095164. DOI: 10.3389/fpsyg.2023.1095164.Peer-Reviewed Original ResearchAutism spectrum disorderLanguage experienceBilingual experienceAutism spectrum disorder researchLinguistically diverse sampleLanguage exposureDisorder researchSpectrum disorderParent reportDiverse sampleBilingualsMultilingual communitiesLanguage proficiencyAcquisition historyStandardized measuresAutismResearch generalizabilityLanguageParticipantsGeneralizabilitySystematic reviewResearch findingsPeer-reviewed journal articlesJournal articlesLinguisticsParent-rated anxiety in autistic adolescents and young adults: Concurrent links to autism traits and chronic sleep problems
Chen Y, Hantman R, Tager-Flusberg H. Parent-rated anxiety in autistic adolescents and young adults: Concurrent links to autism traits and chronic sleep problems. Research In Autism 2023, 101: 102104. DOI: 10.1016/j.rasd.2023.102104.Peer-Reviewed Original ResearchChronic sleep problemsAutistic adolescentsAutism traitsLevels of anxietySleep problemsAnxiety problemsConcurrent predictorsRepetitive behaviorsChild anxietyYoung adultsAdaptive behaviorElevated levels of anxietySevere anxiety problemsParent-rated anxietySocial cognition difficultiesAnxiety-related behaviorOverall level of anxietyParents of autistic adolescentsPredictors of anxietyAnxiety treatmentParental endorsementCognitive difficultiesBehavioral manifestationsBackground AnxietyAutistic individuals