Kotaro Imamura
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View article: Effectiveness of Internet-Based Cognitive Behavioral Therapy for Depressive Symptoms During Pregnancy by Using Real-World Data: Retrospective Cohort Study
Effectiveness of Internet-Based Cognitive Behavioral Therapy for Depressive Symptoms During Pregnancy by Using Real-World Data: Retrospective Cohort Study Open
Background Approximately 1 out of 5 pregnant women develops depression. Internet-based cognitive behavioral therapy (iCBT) is an effective way to treat not only depression but also mild depressive symptoms or subthreshold depression. While…
View article: Introducing a participatory workplace environmental improvement program by a part-time occupational health physician: Barriers, facilitators, and implementation strategies
Introducing a participatory workplace environmental improvement program by a part-time occupational health physician: Barriers, facilitators, and implementation strategies Open
This study identified facilitators and barriers to introducing participatory workplace environmental improvement programs. Findings suggest that part-time occupational health physicians should provide educational materials and opportunitie…
View article: Psychological intervention in individuals with subthreshold depression: individual participant data meta-analysis of treatment effects and moderators
Psychological intervention in individuals with subthreshold depression: individual participant data meta-analysis of treatment effects and moderators Open
Background It remains unclear which individuals with subthreshold depression benefit most from psychological intervention, and what long-term effects this has on symptom deterioration, response and remission. Aims To synthesise psychologic…
View article: Effectiveness of Internet-Based Cognitive Behavioral Therapy for Depressive Symptoms During Pregnancy by Using Real-World Data: Retrospective Cohort Study (Preprint)
Effectiveness of Internet-Based Cognitive Behavioral Therapy for Depressive Symptoms During Pregnancy by Using Real-World Data: Retrospective Cohort Study (Preprint) Open
BACKGROUND Approximately 1 out of 5 pregnant women develops depression. Internet-based cognitive behavioral therapy (iCBT) is an effective way to treat not only depression but also mild depressive symptoms or subthreshold depression. While…
View article: Physical activity interventions delivered through digital health technology for improving workers’ mental health symptoms: a systematic review and meta-analysis
Physical activity interventions delivered through digital health technology for improving workers’ mental health symptoms: a systematic review and meta-analysis Open
Objectives This study aimed to clarify the primary preventive effects of physical activity interventions delivered through digital health technology (DHT) on workers’ mental health symptoms, and to examine the conditions of attrition and a…
View article: Workplace loneliness and job turnover: a 6-month prospective study
Workplace loneliness and job turnover: a 6-month prospective study Open
Objectives This longitudinal study examined the associations of workplace loneliness with job turnover at 6-month follow-up among Japanese full-time employees. Methods This study employed a 6-month prospective design as part of the Employe…
View article: Interventions aimed at improving Japanese healthcare professionals’ mental health literacy in the workplace: a scoping review protocol
Interventions aimed at improving Japanese healthcare professionals’ mental health literacy in the workplace: a scoping review protocol Open
The review will adhere to the methodological framework proposed by Arksey and O'Malley and enhanced by the Joanna Briggs Institute, which consists of five stages: identifying the research question; identifying relevant studies; selecting e…
View article: Reliability and validity of the Japanese version of the Online Social Support Scale
Reliability and validity of the Japanese version of the Online Social Support Scale Open
The Japanese version of the Online Social Support Scale showed adequate reliability and some validity, and the short version showed adequate reliability and validity, making them useful tools for measuring online social support in various …
View article: Effects of a smartphone-based stress management program on work performance, sick leave, and intention to leave among nurses during COVID-19 in Vietnam and Thailand: an analysis of secondary outcomes of a randomized controlled trial
Effects of a smartphone-based stress management program on work performance, sick leave, and intention to leave among nurses during COVID-19 in Vietnam and Thailand: an analysis of secondary outcomes of a randomized controlled trial Open
Objectives: The purpose of this secondary analysis of data from a previous randomized controlled trial (RCT) was to investigate whether an internet-based cognitive behavioral therapy (iCBT) stress management program improved work performan…
View article: Effects of interventions aimed at improving nurses’ work engagement in the workplace: a systematic review and meta-analysis protocol
Effects of interventions aimed at improving nurses’ work engagement in the workplace: a systematic review and meta-analysis protocol Open
Introduction Work engagement enhances nurses’ physical and mental health, well-being, job performance and satisfaction. This reduces turnover rates and improves patient care quality, making work engagement a crucial factor in the nursing w…
View article: Association of psychosocial factors at work with fertility and menstrual disorders: A systematic review
Association of psychosocial factors at work with fertility and menstrual disorders: A systematic review Open
Objectives This systematic review aimed to assess the association between psychosocial factors in the workplace and menstrual abnormalities or fertility, focusing on literature implementing a prospective cohort design. Methods We searched …
View article: Performance of generative pre-trained transformer-4 on the certification test for mental health management: A factorial design
Performance of generative pre-trained transformer-4 on the certification test for mental health management: A factorial design Open
GPT-4 had a sufficient knowledge network for occupational mental health, surpassing the criteria for levels II and III tests. For the level I test, which required the ability to describe more advanced knowledge accurately, GPT-4 did not me…
View article: Effectiveness of a Smartphone-Based Stress Management Program for Depression in Hospital Nurses During COVID-19 in Vietnam and Thailand: 2-Arm Parallel-Group Randomized Controlled Trial
Effectiveness of a Smartphone-Based Stress Management Program for Depression in Hospital Nurses During COVID-19 in Vietnam and Thailand: 2-Arm Parallel-Group Randomized Controlled Trial Open
Background During the COVID-19 pandemic, health care professionals experienced high levels of depression. However, extant research has not highlighted effective internet-based psychological interventions to improve the mental health in thi…
View article: Multifaceted ORganizational InterventiONs (M-ORION) project for prevention of depression and anxiety among workers: study protocol for a five-arm cluster randomized controlled trial
Multifaceted ORganizational InterventiONs (M-ORION) project for prevention of depression and anxiety among workers: study protocol for a five-arm cluster randomized controlled trial Open
Background Depression and anxiety are the most common mental health issues experienced by workers. Although organizational intervention has been extensively evaluated as a primary prevention of depression and anxiety, the corresponding sci…
View article: Effects of participatory organizational interventions on mental health and work performance: a protocol for systematic review and meta-analysis
Effects of participatory organizational interventions on mental health and work performance: a protocol for systematic review and meta-analysis Open
Introduction Participatory organizational interventions to improve psychosocial working conditions are important for a safe and healthy work environment. However, there are few systematic reviews or meta-analyses investigating the effects …
View article: Loneliness without distress, chosen isolation (solitude) at the workplace, and mental health and job performance: a cross-sectional study of Japanese employees
Loneliness without distress, chosen isolation (solitude) at the workplace, and mental health and job performance: a cross-sectional study of Japanese employees Open
While loneliness and social isolation in the workplace affect the mental health and job performance of employees, the effects of loneliness without distress and solitude (i.e., chosen isolation) on these outcomes are unclear. The cross-sec…
View article: Multifaceted ORganizational InterventiONs (M-ORION) project for prevention of depression and anxiety among workers: A five-arm cluster randomized controlled trial
Multifaceted ORganizational InterventiONs (M-ORION) project for prevention of depression and anxiety among workers: A five-arm cluster randomized controlled trial Open
Background Depression and anxiety are the most common mental health issues experienced by workers. Although organizational intervention has been extensively evaluated as a primary prevention of depression and anxiety, the corresponding sci…
View article: What digital health technology types are used in mental health prevention and intervention? Review of systematic reviews for systematization of technologies
What digital health technology types are used in mental health prevention and intervention? Review of systematic reviews for systematization of technologies Open
Digital health technology has been widely applied to mental health interventions worldwide. Using digital phenotyping to identify an individual’s mental health status has become particularly important. However, many technologies other than…
View article: Implementation of an internet-based stress management program in micro- and small-sized enterprises: A study protocol for a pre-post feasibility study of the effectiveness-implementation hybrid type 2 trial
Implementation of an internet-based stress management program in micro- and small-sized enterprises: A study protocol for a pre-post feasibility study of the effectiveness-implementation hybrid type 2 trial Open
Background Text-based self-guided internet-based stress management programs can improve mental health among workers. However, such mental health programs have scarcely been implemented in micro– and small-sized enterprises (MSEs), which ar…
View article: Corrigendum: Effects of a job crafting intervention program on work engagement among Japanese employees: A randomized controlled trial
Corrigendum: Effects of a job crafting intervention program on work engagement among Japanese employees: A randomized controlled trial Open
[This corrects the article DOI: 10.3389/fpsyg.2020.00235.].
View article: Corrigendum: What kind of intervention is effective for improving subjective well-being among workers? A systematic review and meta-analysis of randomized controlled trials
Corrigendum: What kind of intervention is effective for improving subjective well-being among workers? A systematic review and meta-analysis of randomized controlled trials Open
[This corrects the article DOI: 10.3389/fpsyg.2020.528656.].
View article: Effectiveness of a Smartphone-Based Stress Management Program for Depression in Hospital Nurses During COVID-19 in Vietnam and Thailand: 2-Arm Parallel-Group Randomized Controlled Trial (Preprint)
Effectiveness of a Smartphone-Based Stress Management Program for Depression in Hospital Nurses During COVID-19 in Vietnam and Thailand: 2-Arm Parallel-Group Randomized Controlled Trial (Preprint) Open
BACKGROUND During the COVID-19 pandemic, health care professionals experienced high levels of depression. However, extant research has not highlighted effective internet-based psychological interventions to improve the mental health in thi…