Alan R. Teo
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View article: Veteran Mental Health Emergency Care Utilization Following <scp>SARS</scp>‐<scp>CoV</scp>‐2 Infection
Veteran Mental Health Emergency Care Utilization Following <span>SARS</span>‐<span>CoV</span>‐2 Infection Open
Objective To evaluate whether Veterans infected with SARS‐CoV‐2 have an elevated risk for needing mental health emergency care (MHEC) relative to uninfected comparators, as measured by emergency department or urgent care clinic utilization…
View article: Effect of telehealth yoga on loneliness and social isolation among rural older adults: a randomized controlled trial
Effect of telehealth yoga on loneliness and social isolation among rural older adults: a randomized controlled trial Open
A brief course of weekly telehealth yoga was feasible and acceptable among older rural patients but not effective at reducing loneliness and social isolation.
View article: Adolescents and young adults with social withdrawal in France: Sociodemographic characteristics and validation of the French version of the Hikikomori Questionnaire-25 (HQ-25)
Adolescents and young adults with social withdrawal in France: Sociodemographic characteristics and validation of the French version of the Hikikomori Questionnaire-25 (HQ-25) Open
Background: Clinical situations marked by severe social withdrawal in youths are increasingly recognized as an important public health issue in European countries, while the relation with the hikikomori syndrome initially described in Japa…
View article: Validation of the German version of the 25‐item hikikomori questionnaire 25
Validation of the German version of the 25‐item hikikomori questionnaire 25 Open
Objectives The 25‐item Hikikomori Questionnaire (HQ‐25) is an instrument developed to measure a condition characterized by extreme social withdrawal that was first described in Japan. This study aimed to translate the HQ‐25 into German and…
View article: Regional variation in financial hardship among US veterans during the COVID-19 pandemic
Regional variation in financial hardship among US veterans during the COVID-19 pandemic Open
Geographic variation in hardship, especially health-related hardship, was identified prior to and during the pandemic, but we do not know whether this variation is consistent among Veterans Health Administration (VHA)–enrolled veterans, wh…
View article: Risk of Potentially Preventable Hospitalizations After SARS-CoV-2 Infection
Risk of Potentially Preventable Hospitalizations After SARS-CoV-2 Infection Open
Importance Research demonstrates that SARS-CoV-2 infection is associated with increased risk of all-cause hospitalization. However, no prior studies have assessed the association between SARS-CoV-2 and potentially preventable hospitalizati…
View article: An approach to evaluation of digital data in public health campaigns
An approach to evaluation of digital data in public health campaigns Open
Mass media campaigns for public health often rely heavily on digital media and advertising tools that are customarily the domain of marketing professionals and primarily used for commercial purposes. Digital campaigns also generate a myria…
View article: Brief video training for suicide prevention in veterans: A randomized controlled trial of <scp>VA</scp> S.A.V.E.
Brief video training for suicide prevention in veterans: A randomized controlled trial of <span>VA</span> S.A.V.E. Open
Introduction VA S.A.V.E. (Signs; Ask; Validate; Encourage/Expedite) is a gatekeeper training developed by the Department of Veterans Affairs (VA) that teaches individuals to identify and assist veterans at risk for suicide. Although VA S.A…
View article: A Qualitative Study of VA Entrants’ Experiences Discussing Community Care With Veterans
A Qualitative Study of VA Entrants’ Experiences Discussing Community Care With Veterans Open
We conducted interviews with clinicians and staff involved in Veterans’ decisions about where to receive their health care to assess experiences with community care coordination and identify areas for improvement. Insufficient time and kno…
View article: The Hikikomori Diagnostic Evaluation (<scp>HiDE</scp>): a proposal for a structured assessment of pathological social withdrawal
The Hikikomori Diagnostic Evaluation (<span>HiDE</span>): a proposal for a structured assessment of pathological social withdrawal Open
Our social ties underpin the substance of our daily lives and exert a strong influence on our individual mental health and collective well-being. While these connections often imbue our lives with meaning and positive feelings, they can fo…
View article: The Effects of Suicide Exposure on Mental Health Outcomes Among Post-9/11 Veterans: Protocol for an Explanatory, Sequential, Mixed Methods Study
The Effects of Suicide Exposure on Mental Health Outcomes Among Post-9/11 Veterans: Protocol for an Explanatory, Sequential, Mixed Methods Study Open
Background The toll associated with suicide goes well beyond the individual who died. This study focuses on a risk factor for veteran suicide that has received little previous empirical attention—exposure to the suicide death of another pe…
View article: Validation and application practice of the Russian-language version of the 25-item Hikikomori Questionnaire (HQ-25)
Validation and application practice of the Russian-language version of the 25-item Hikikomori Questionnaire (HQ-25) Open
The aim of the study was to validate the Russian-language version of the 25-item Hikikomori Questionnaire (HQ-25) recently developed by A. Teo and colleagues and successfully adapted in Japan and other countries. To test the reproducibilit…
View article: Hikikomori: A perspective from bibliometric analysis
Hikikomori: A perspective from bibliometric analysis Open
Aims Hikikomori is a common phenomenon reported in Japan and many other countries. However, the broad trends of the research publications on hikikomori are unclear. Therefore, this study examined the patterns of research on hikikomori usin…
View article: Content and User Engagement of Health-Related Behavior Tweets Posted by Mass Media Outlets From Spain and the United States Early in the COVID-19 Pandemic: Observational Infodemiology Study
Content and User Engagement of Health-Related Behavior Tweets Posted by Mass Media Outlets From Spain and the United States Early in the COVID-19 Pandemic: Observational Infodemiology Study Open
Background During the early pandemic, there was substantial variation in public and government responses to COVID-19 in Europe and the United States. Mass media are a vital source of health information and news, frequently disseminating th…
View article: Risk of Suicide Attempts and Self-Directed Violence after SARS-CoV-2 Infection: Outcomes from an Emulated Trial of a Nationwide Observational Matched Cohort of US Veterans
Risk of Suicide Attempts and Self-Directed Violence after SARS-CoV-2 Infection: Outcomes from an Emulated Trial of a Nationwide Observational Matched Cohort of US Veterans Open
Importance The negative health-related effects of SARS-CoV-2 infection may include increased risk for self-directed violence. Objective To assess suicide attempts and other self-directed violence risk among US Veterans with a positive poly…
View article: Psychometric Properties of the Hikikomori Questionnaire (HQ-25) in Türkiye
Psychometric Properties of the Hikikomori Questionnaire (HQ-25) in Türkiye Open
Hikikomori, which means 'social withdrawal' in Japanese, has been seen in a variety of cultures, particularly in developed countries and in the Far East region. The 25-item Hikikomori Questionnaire (HQ-25) is a scale designed to assist in …
View article: One month version of Hikikomori Questionnaire‐25 (<scp>HQ‐25M</scp>): Development and initial validation.
One month version of Hikikomori Questionnaire‐25 (<span>HQ‐25M</span>): Development and initial validation. Open
Hikikomori is a pathological condition of social withdrawal in which a person remains at home almost every day for more than 6 months.1 Although first observed in Japan, hikikomori is described around the world, causing serious impacts on …
View article: Content and User Engagement of Health-Related Behavior Tweets Posted by Mass Media Outlets From Spain and the United States Early in the COVID-19 Pandemic: Observational Infodemiology Study (Preprint)
Content and User Engagement of Health-Related Behavior Tweets Posted by Mass Media Outlets From Spain and the United States Early in the COVID-19 Pandemic: Observational Infodemiology Study (Preprint) Open
BACKGROUND During the early pandemic, there was substantial variation in public and government responses to COVID-19 in Europe and the United States. Mass media are a vital source of health information and news, frequently disseminating t…
View article: Psychometric Properties of the Italian Version of the 25-Item Hikikomori Questionnaire
Psychometric Properties of the Italian Version of the 25-Item Hikikomori Questionnaire Open
A serious form of social withdrawal, initially described within Japan as hikikomori, has received increasing attention from the international scientific community during the last decade. The 25-item Hikikomori Questionnaire (HQ-25) was ini…
View article: Feasibility of recruitment and retention in a remote trial of gatekeeper training for close supports of military veterans: Mixed methods study
Feasibility of recruitment and retention in a remote trial of gatekeeper training for close supports of military veterans: Mixed methods study Open
A fully remote trial of VA S.A.V.E. gatekeeper training was feasible in a population of close supports of veterans. Several strategies may further enhance study participation.
View article: Psychometric Properties of the Italian Version of the 25-Item Hikikomori Questionnaire for Adolescents
Psychometric Properties of the Italian Version of the 25-Item Hikikomori Questionnaire for Adolescents Open
Hikikomori is a form of social withdrawal that is commonly described as having an onset during adolescence, a life stage when other psychiatric problems can also emerge. This study aimed to adapt the 25-item Hikikomori Questionnaire (HQ-25…
View article: Patient Sense of Belonging in the Veterans Health Administration
Patient Sense of Belonging in the Veterans Health Administration Open
Background: Health care systems have increasingly focused on patient engagement in efforts to improve patient-centered care. Appointment attendance is an integral component of patient engagement, and missed appointments are an ongoing prob…
View article: Feasibility and Acceptability of Recruitment and Retention in a Remote Trial of Gatekeeper Training for Military Veterans
Feasibility and Acceptability of Recruitment and Retention in a Remote Trial of Gatekeeper Training for Military Veterans Open
Background SAVE (Signs; Ask; Validate; Encourage) is a brief gatekeeper training designed to teach lay individuals how to identify and assist military veterans at risk for suicide. SAVE can be delivered asynchronously using a web-based vid…
View article: Feasibility and Acceptability of Recruitment and Retention in a Remote Trial of Gatekeeper Training for Military Veterans (Preprint)
Feasibility and Acceptability of Recruitment and Retention in a Remote Trial of Gatekeeper Training for Military Veterans (Preprint) Open
BACKGROUND SAVE (Signs; Ask; Validate; Encourage) is a brief gatekeeper training designed to teach lay individuals how to identify and assist military veterans at risk for suicide. SAVE can be delivered asynchronously using a web-based vi…
View article: A Qualitative Study of VA Stakeholders’ Experiences Discussing Community Care with Veterans
A Qualitative Study of VA Stakeholders’ Experiences Discussing Community Care with Veterans Open
Background : Veterans have access to community care, which is covered through Veterans Health Administration (VHA) benefits. However, in 2018, the Maintaining Internal Systems and Strengthening Integrated Outside Networks (MISSION) Act (Go…
View article: Examining Tweet Content and Engagement of Users With Tweets About Hikikomori in Japanese: Mixed Methods Study of Social Withdrawal
Examining Tweet Content and Engagement of Users With Tweets About Hikikomori in Japanese: Mixed Methods Study of Social Withdrawal Open
Background Hikikomori is a form of severe social withdrawal that is particularly prevalent in Japan. Social media posts offer insight into public perceptions of mental health conditions and may also inform strategies to identify, engage, a…