Hadar Hazan, PhD
Postdoctoral AssociateAbout
Titles
Postdoctoral Associate
Biography
Postdoctoral fellow in the psychiatry department
Departments & Organizations
Education & Training
- PhD
- Otago University, Psychology (2019)
- MA
- Haifa University, Community mental health (2013)
- BA
- Open University, Psychology (2010)
Research
Publications
2024
The anomalous effect of COVID-19 pandemic restrictions on the duration of untreated psychosis
Nicholls-Mindlin J, Hazan H, Zhou B, Li F, Ferrara M, Levine N, Riley S, Karmani S, Mathis W, Keshavan M, Srihari V. The anomalous effect of COVID-19 pandemic restrictions on the duration of untreated psychosis. BJPsych Open 2024, 10: e216. PMID: 39628123, DOI: 10.1192/bjo.2024.813.Peer-Reviewed Original ResearchPersonal and collective future thought in times of uncertainty
Hazan H, Hui V, Chan C. Personal and collective future thought in times of uncertainty. Futures 2024, 160: 103380. DOI: 10.1016/j.futures.2024.103380.Peer-Reviewed Original ResearchThe impact of early detection (ED) campaigns on care presentations: Beyond DUP reduction
Hazan H, Ferrara M, Riley S, Li F, Zhou B, Kline E, Gibbs-Dean T, Karmani S, Tayfur S, Tek C, Keshavan M, Srihari V. The impact of early detection (ED) campaigns on care presentations: Beyond DUP reduction. Schizophrenia Research 2024, 264: 457-461. PMID: 38266513, PMCID: PMC10923115, DOI: 10.1016/j.schres.2024.01.022.Peer-Reviewed Original ResearchConceptsCoordinated specialty careDuration of untreated psychosisImpact of early detectionEarly detectionEarly detection campaignsSpecialty careAdjustment scoresCampaign yearDetection campaignsMediation analysisEffects of EDRegression modelsCareUntreated psychosisPositive symptomsGAFPatientsSalutary effectsRole of Early Psychosis Detection in the Relationship Between Personal Income and Duration of Untreated Psychosis
Venkataraman S, Hazan H, Li F, Ferrara M, Harper A, Ma J, Shah J, Musket C, Levine N, Keshavan M, Srihari V. Role of Early Psychosis Detection in the Relationship Between Personal Income and Duration of Untreated Psychosis. Psychiatric Services 2024, 75: 427-433. PMID: 38204369, DOI: 10.1176/appi.ps.20230239.Peer-Reviewed Original ResearchDuration of untreated psychosisFirst-episode psychosis servicesFirst-episode psychosisEarly psychosis detectionLow personal incomeSocioeconomic statusUntreated psychosisOutcome of first-episode psychosisLength of duration of untreated psychosisEffectiveness of early detectionSpecialty care clinicsProlonged duration of untreated psychosisReduce duration of untreated psychosisEffects of ageLow socioeconomic statusPersonal incomeIndicators of disparitiesEarly detection effortsAssociated with younger ageYears of educationSES indicatorsCare clinicsEarly detectionBlack raceHierarchical regression
2023
The effect of duration of untreated psychosis (DUP) on the risk for hospitalization after admission to a first episode service
Ferrara M, Guloksuz S, Hazan H, Li F, Tek C, Sykes L, Riley S, Keshavan M, Srihari V. The effect of duration of untreated psychosis (DUP) on the risk for hospitalization after admission to a first episode service. Schizophrenia Research 2023, 260: 198-204. PMID: 37688984, DOI: 10.1016/j.schres.2023.08.005.Peer-Reviewed Original ResearchConceptsFirst-episode psychosis servicesLength of stayUntreated psychosisPsychiatric hospitalizationFirst-episode servicesDuration of hospitalizationIncidence rate ratiosNon-affective psychosisNew Haven areaPoisson regression modelsPatient characteristicsHospitalization ratesRecent onsetMedical recordsHospitalizationEffect of durationNegative binomial regressionSpecialized treatmentPsychosisRate ratioBinomial regressionAdmissionDUPEnrollmentFirst year
2022
The Health Hexagon Model: Postulating a holistic lifestyle approach to mental health for times and places of uncertainty
Chan C, Hazan H. The Health Hexagon Model: Postulating a holistic lifestyle approach to mental health for times and places of uncertainty. SSM - Mental Health 2022, 2: 100071. DOI: 10.1016/j.ssmmh.2022.100071.Peer-Reviewed Original ResearchIndirect contact with nature, lifestyle, and mental health outcomes during mandatory hotel quarantine in Hong Kong
Hazan H, Chan C. Indirect contact with nature, lifestyle, and mental health outcomes during mandatory hotel quarantine in Hong Kong. Journal Of Mental Health 2022, 32: 835-841. PMID: 36382637, DOI: 10.1080/09638237.2022.2140786.Peer-Reviewed Original ResearchConceptsMental health outcomesHealth outcomesHotel quarantineMental health outcome measuresWorse mental health outcomesIndirect contactWeeks of quarantineHealth outcome measuresPossible protective factorDays of quarantineLifestyle factorsOutcome measuresDepressive symptomsWeek 2Protective factorsPeriod of quarantineOutcomesWorse qualityPerceived stressDurationQuarantineOnline questionnaireLow senseHong KongSymptomsExposure to nature in immersive virtual reality increases connectedness to nature among people with low nature affinity
Leung G, Hazan H, Chan C. Exposure to nature in immersive virtual reality increases connectedness to nature among people with low nature affinity. Journal Of Environmental Psychology 2022, 83: 101863. DOI: 10.1016/j.jenvp.2022.101863.Peer-Reviewed Original ResearchCharacteristics of preschoolers' early spelling in Hebrew
Aram D, Hazan H, Zohar M. Characteristics of preschoolers' early spelling in Hebrew. Reading And Writing 2022, 36: 491-515. DOI: 10.1007/s11145-022-10305-2.Peer-Reviewed Original ResearchWriting levelEarly spellingFirst nameDegree of conventionalityOrthographical representationChildren's writingHebrew textHebrew scriptWriting outputMental lexiconConsonant lettersFormal instructionWritingSpellingHebrewMore lettersWordsLetterNamePreschoolersStatistical learningLexiconTextConventionalitySpecific categories
2021
Understanding Poor Adjustment in Schizotypy: A Prospective Study of the Role of Self During Late Adolescence and Early Adulthood
Hazan H, Reese E, Linscott R. Understanding Poor Adjustment in Schizotypy: A Prospective Study of the Role of Self During Late Adolescence and Early Adulthood. Emerging Adulthood 2021, 10: 1235-1246. DOI: 10.1177/21676968211021759.Peer-Reviewed Original ResearchNarrative selfPoor adjustmentAdjustment scoresMeasures of adjustmentInterpersonal schizotypySchizotypy groupEmotional adjustmentAcademic adjustmentComparison participantsSocial adjustmentBasic selfSchizotypyLate adolescenceSchizophrenia spectrumBasic senseEarly adulthoodNegative componentSelfBaseline assessmentAdjustmentAdolescencePeersScoresUndergraduatesAdulthood