Sakurako S. Okuzono

ORCID: 0000-0003-2887-4415
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About
Contact & Profiles
Research Areas
  • Health disparities and outcomes
  • Optimism, Hope, and Well-being
  • Psychological Well-being and Life Satisfaction
  • Homelessness and Social Issues
  • Climate Change and Health Impacts
  • Child Abuse and Trauma
  • Migration, Health and Trauma
  • Posttraumatic Stress Disorder Research
  • Food Security and Health in Diverse Populations
  • Cardiovascular Health and Risk Factors
  • Health, psychology, and well-being
  • Aging and Gerontology Research
  • Liver Disease Diagnosis and Treatment
  • Disaster Response and Management
  • Urban, Neighborhood, and Segregation Studies
  • Community Health and Development
  • Maternal Mental Health During Pregnancy and Postpartum
  • Early Childhood Education and Development
  • Resilience and Mental Health
  • Nutritional Studies and Diet
  • Fibromyalgia and Chronic Fatigue Syndrome Research
  • Musculoskeletal pain and rehabilitation
  • Dementia and Cognitive Impairment Research
  • Child and Adolescent Psychosocial and Emotional Development
  • Cardiac Health and Mental Health

Harvard University
2020-2024

Quantitative BioSciences
2023-2024

Boston University
2024

Tokyo Medical and Dental University
2017-2023

BackgroundHaving a purpose in life has been linked to improved health and wellbeing; however, it remains unknown whether having “Ikigai”—a related but broader concept Japan—is also beneficial for various physical psychosocial outcomes.MethodsUsing data from nationwide longitudinal study of Japanese older adults aged ≥65 years, we examined the associations between Ikigai 2013 wide range subsequent outcomes assessed 2016 across two databases (n = 6,441 n 8,041), including dimensions health,...

10.1016/j.lanwpc.2022.100391 article EN cc-by-nc-nd The Lancet Regional Health - Western Pacific 2022-02-03

How might we cultivate a life imbued with sense of mastery? An expanding body research demonstrates that heightened mastery improves health and well-being outcomes. Despite this, it remains unclear which childhood factors foster increased in adulthood. Further, existing studies have examined this question only within single countries. We analyzed nationally representative data from 22 countries the Global Flourishing Study (N=202,898) evaluated if 11 aspects child's upbringing predict...

10.31219/osf.io/v4j5b_v1 preprint EN 2025-03-03

Are certain parts of the world home to people with a higher sense mastery? Does mastery vary across key demographic factors in similar or different ways national contexts? These questions have been underexplored, not explored at all. We analyzed nationally representative data from 22 countries Global Flourishing Study (N=202,898) and evaluated these questions. People highest were found Latin America (e.g., #1 Mexico, #3 Argentina), Middle East/North Africa #2 Egypt), high-income societies...

10.31219/osf.io/w6kbp_v1 preprint EN 2025-03-05

Background: Empirical research suggests that suffering may degrade health and wellbeing. However, further is needed to develop an epidemiology of can contribute identifying potential targets for addressing population-level suffering.Methods: This cross-sectional study used the first wave nationally representative data from 22 countries included in Global Flourishing Study (N = 202,898) explore associations 13 individual characteristics retrospectively recalled childhood factors with...

10.31234/osf.io/k3t7r_v1 preprint EN 2025-03-14

The Global Flourishing Study is a longitudinal panel study of over 200,000 participants in 22 geographically and culturally diverse countries, spanning all six populated continents, with nationally representative sampling, intended annual data collection for five years on numerous aspects flourishing its determinants. A description the study, design, survey development, sampling procedures, participant characteristics provided. We report relations between composite index demographic...

10.31219/osf.io/uag5b_v1 preprint EN 2025-03-21

Loneliness is a major global challenge with significant individual and societal consequences, yet cross-national patterns in its distribution across sociodemographic groups life-course determinants remain understudied. Using nationally representative data from the Global Flourishing Study (N = 202,898) spanning 22 countries diverse contexts, we examined country-specific levels, nine correlates, 13 childhood predictors of loneliness among adults. Substantial variation was observed, ranging...

10.31219/osf.io/me2z6_v1 preprint EN 2025-03-31

Are certain parts of the world home to people with a higher sense mastery? Does mastery vary across key demographic factors in similar or different ways national contexts? These questions have been underexplored, not explored at all. We analyzed nationally representative data from 22 countries Global Flourishing Study (N=202,898) and evaluated these questions. People highest were found Latin America (e.g., #1 Mexico, #3 Argentina), Middle East/North Africa #2 Egypt), high-income societies...

10.31219/osf.io/w6kbp_v2 preprint EN 2025-04-02

How might we cultivate a life imbued with sense of mastery? An expanding body research demonstrates that heightened mastery improves health and well-being outcomes. Despite this, it remains unclear which childhood factors foster increased in adulthood. Further, existing studies have examined this question only within single countries. We analyzed nationally representative data from 22 countries the Global Flourishing Study (N=202,898) evaluated if 11 aspects child's upbringing predict...

10.31219/osf.io/v4j5b_v2 preprint EN 2025-04-02

Are certain parts of the world home to people with a higher sense mastery? Does mastery vary across key demographic factors in similar or different ways national contexts? These questions have been underexplored, not explored at all. We analyzed nationally representative data from 22 countries Global Flourishing Study (N=202,898) and evaluated these questions. People highest were found Latin America (e.g., #1 Mexico, #3 Argentina), Middle East/North Africa #2 Egypt), high-income societies...

10.31219/osf.io/w6kbp_v3 preprint EN 2025-04-04

Background: Little research has examined associations between disaster-related home loss and multiple domains of health well-being, with extended long-term follow-up comprehensive adjustment for pre-disaster characteristics survivors. Objectives: We the longitudinal disaster-induced 34 indicators assessed ∼9y post-disaster. Methods: used data from a preexisting cohort study Japanese older adults in an area directly impacted by 2011 Japan Earthquake (n=3,350 n=2,028, depending on outcomes)....

10.1289/ehp10903 article EN public-domain Environmental Health Perspectives 2022-07-01

Abstract Background A large and accumulating body of evidence shows that loneliness is detrimental for various health well-being outcomes. However, less known about potentially modifiable factors lead to decreased loneliness. Methods We used data from the Health Retirement Study prospectively evaluate a wide array candidate predictors subsequent Importantly, we examined if changes in 69 physical-, behavioral-, psychosocial-health (from t 0 ;2006/2008 1 ;2010/2012) were associated with 4...

10.1017/s0033291723002581 article EN cc-by Psychological Medicine 2024-03-18

Abstract An understanding of child psychopathology and resilience requires attention to the nested interconnected systems contexts that shape children’s experiences health outcomes. In this study, we draw on data from National Survey Children’s Health, 2016 2021 ( n = 182,375 children, ages 3– 17 years) examine associations between community social capital neighborhood resources internalizing externalizing problems, whether these were moderated by racial discrimination. Study outcomes...

10.1017/s0954579423001025 article EN Development and Psychopathology 2023-08-29

Background Several intergovernmental organizations, including the World Health Organization and United Nations, are urging countries to use well-being indicators for policymaking. This trend, coupled with increasing recognition that positive affect is beneficial health/well-being, opens new avenues intervening on improve outcomes. However, it remains unclear if in adolescence shapes health/well-being adulthood. We examined increases during were associated better adulthood across 41 Methods...

10.1371/journal.pmed.1004365 article EN cc-by PLoS Medicine 2024-04-02

Research suggests that cardiometabolic disease risks are elevated among survivors of natural disasters, possibly mediated by changes in diet. Using the Brief Dietary History Questionnaire, we examined (1) dietary patterns older 2011 Great East Japan Earthquake and Tsunami, (2) contribution posttraumatic stress symptoms (PTSS)/depressive symptoms, as well relocation to temporary housing on (3) gender differences associations. Data came from a prospective cohort study 1,375 aged 65–89 years...

10.1007/s12603-023-1887-z article EN cc-by-nc-nd The journal of nutrition health & aging 2023-02-01

Abstract Identifying subpopulations that are particularly vulnerable to long-term adverse health consequences of disaster-related trauma is needed. We examined whether childhood experiences (ACEs) potentiate the association between and subsequent cognitive disability among older adult disaster survivors. Data were from a prospective cohort study adults who survived 2011 Great East Japan Earthquake. The baseline survey pre-dated by 7 months. included participants completed follow-up surveys...

10.1093/aje/kwad158 article EN cc-by-nc American Journal of Epidemiology 2023-07-11

Growing evidence supports optimism as a health asset, yet how influences well-being and remains uncertain. We evaluated 1 potential pathway-the association of with daily stress processes-and tested 2 hypotheses. The stressor exposure hypothesis posits that would preserve emotional by limiting to stressors. buffering higher be associated lower reactivity stressors more effective recovery from them.Participants were 233 men the Veterans Affairs Normative Aging Study who completed Minnesota...

10.1093/geronb/gbac025 article EN public-domain The Journals of Gerontology Series B 2022-02-02

Does higher perceived neighborhood social cohesion in adolescence lead to better health and well-being 10-12 years later? We evaluated this question using data from a large, prospective, nationally representative sample of US adolescents (Add Health; N = 10,963), an outcome-wide approach. Across 38 outcomes, was associated with some: mental outcomes (i.e., depressive symptoms, suicidal ideation, stress), psychological happiness, optimism), loneliness, romantic relationship quality,...

10.1002/jcop.23130 article EN cc-by Journal of Community Psychology 2024-07-05

There is inconsistent evidence on the association between community-level social capital and health or well-being of older adults. This study examined multidimensional outcomes using an outcome-wide approach. We used data from Japan Gerontological Evaluation Study, a nationwide cohort Japanese adults (analytic samples: 47,227 for obtained long-term care insurance registry 34,183 other outcomes). assessed three aspects school-district-level community in 2016 (civic participation, cohesion,...

10.1016/j.healthplace.2024.103336 article EN cc-by Health & Place 2024-08-09
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