Norio Sugawara
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View article: Adverse childhood experiences mediate the association between ADHD symptoms and severe psychological distress in the Japanese general population: a causal mediation analysis of 29,268 participants
Adverse childhood experiences mediate the association between ADHD symptoms and severe psychological distress in the Japanese general population: a causal mediation analysis of 29,268 participants Open
Not applicable.
View article: Mother-reported EPDS-Partner (EPDS-P) Enables Indirect Screening of Paternal Perinatal Depression Independent of Maternal Factors: A Community-Based Cohort Study in Japan
Mother-reported EPDS-Partner (EPDS-P) Enables Indirect Screening of Paternal Perinatal Depression Independent of Maternal Factors: A Community-Based Cohort Study in Japan Open
Paternal perinatal depression negatively affects maternal mental health and child development. However, early detection remains limited, particularly in countries such as Japan, where paternal involvement in perinatal care is low. The Edin…
View article: Rhabdomyolysis After Risperidone Overdose in a Patient With Schizophrenia: A Case Report
Rhabdomyolysis After Risperidone Overdose in a Patient With Schizophrenia: A Case Report Open
A 50‐year‐old woman with schizophrenia overdosed on risperidone, lormetazepam, and lorazepam and subsequently developed rhabdomyolysis, with elevated creatine kinase (CK) and myoglobin levels. Intravenous treatment stabilized her condition…
View article: The Association Between Antidepressant Treatment and Heart Rate Deceleration Capacity in Patients With Mood disorders—A Potential New Predictor of Sudden Cardiac Death
The Association Between Antidepressant Treatment and Heart Rate Deceleration Capacity in Patients With Mood disorders—A Potential New Predictor of Sudden Cardiac Death Open
The use of TCAs would influence the decline in DC, and even the use of non-TCAs may influence the decline in DC when multiple medications are used. Evaluating DC may improve the predictive accuracy of sudden cardiac death in patients with …
View article: EFFECTS OF ANTIPSYCHOTIC USE BY PATIENTS WITH SCHIZOPHRENIA ON DECELERATION CAPACITY AND ITS RELATION TO THE CORRECTED QT INTERVAL
EFFECTS OF ANTIPSYCHOTIC USE BY PATIENTS WITH SCHIZOPHRENIA ON DECELERATION CAPACITY AND ITS RELATION TO THE CORRECTED QT INTERVAL Open
Background And Objevtives Schizophrenia patients treated with antipsychotics are at higher risk of sudden cardiac death (1). Some antipsychotics have been implicated as risk factors for QT prolongation, which is a predictor of sudden cardi…
View article: FACTORS ASSOCIATED WITH THE INITIATION OF LAXATIVE USE IN THE SAME PATIENTS WITH SCHIZOPHRENIA OVER A 20-YEAR PERIOD: RETROSPECTIVE COHORT STUDY
FACTORS ASSOCIATED WITH THE INITIATION OF LAXATIVE USE IN THE SAME PATIENTS WITH SCHIZOPHRENIA OVER A 20-YEAR PERIOD: RETROSPECTIVE COHORT STUDY Open
Background Constipation is a common adverse effect of antipsychotics, but little investigation has been conducted. We aimed to address the factors associated with the initiation of laxative use in the same patients with schizophrenia over …
View article: EFFECTS OF ANTIDEPRESSANTS ON DECELERATION CAPACITY AND ITS RELATION TO QT INTERVAL IN PATIENTS WITH MOOD DISORDER
EFFECTS OF ANTIDEPRESSANTS ON DECELERATION CAPACITY AND ITS RELATION TO QT INTERVAL IN PATIENTS WITH MOOD DISORDER Open
Background and Objectives Patients with mood disorders on antidepressants have a high rate of sudden cardiac death (1). Some antidepressants have been implicated as risk factors for QT prolongation, which is a predictor of sudden cardiac d…
View article: Predictors of Changes in Depressive Symptoms with Major Depressive Disorder - A Naturalistic 6-month Follow-up Study.
Predictors of Changes in Depressive Symptoms with Major Depressive Disorder - A Naturalistic 6-month Follow-up Study. Open
This study identified significant predictors of clinical outcomes in MDD patients over a 6-month period. These findings underscore the importance of considering baseline symptoms, personality traits, and psychosocial factors in predicting …
View article: Initial psychotropic prescriptions and symptom associations in first‐visit patients with major depressive disorder: A single‐center cross‐sectional study
Initial psychotropic prescriptions and symptom associations in first‐visit patients with major depressive disorder: A single‐center cross‐sectional study Open
Aim There are limited reports regarding psychotropic prescriptions in first‐visit patients with major depressive disorder (MDD). The objective of this study is to clarify the prescription patterns of psychotropics and their association wit…
View article: Real-world clinical determinants of alcohol dependence in outpatients with bipolar disorder: a multicenter treatment survey for bipolar disorder in psychiatric outpatient clinics with 2,392 participants
Real-world clinical determinants of alcohol dependence in outpatients with bipolar disorder: a multicenter treatment survey for bipolar disorder in psychiatric outpatient clinics with 2,392 participants Open
Background Bipolar disorder is a psychiatric disorder characterized by mood swings between manic and depressed states that causes psychosocial problems. Cognitive function deteriorates with each recurrence, making it important to maintain …
View article: Real‐world predictors of severe psychological distress during the <scp>COVID</scp>‐19 pandemic in Japan: Insights from a large‐scale internet‐based cohort study
Real‐world predictors of severe psychological distress during the <span>COVID</span>‐19 pandemic in Japan: Insights from a large‐scale internet‐based cohort study Open
Aim The COVID‐19 pandemic has had negative physical and psychological impacts worldwide. However, there has been a lack of real‐world evidence concerning the predictors of severe psychological distress (SPD) among the general population in…
View article: Real-world predictors of changes in fear of COVID-19 in the Japanese general population: a large-scale internet-based cohort study with 20,712 participants
Real-world predictors of changes in fear of COVID-19 in the Japanese general population: a large-scale internet-based cohort study with 20,712 participants Open
View article: Predictors of somatic symptoms during the COVID-19 pandemic: a national longitudinal survey in Japan
Predictors of somatic symptoms during the COVID-19 pandemic: a national longitudinal survey in Japan Open
Objectives The COVID-19 pandemic has highlighted the long-term consequences of SARS-CoV-2 infection, termed long COVID. However, in the absence of comparative groups, the differentiation of disease progression remains difficult, as COVID-1…
View article: Continuous alcohol withdrawal delirium and physical illness‐associated delirium in a man brought to the emergency department after a disaster: A case report
Continuous alcohol withdrawal delirium and physical illness‐associated delirium in a man brought to the emergency department after a disaster: A case report Open
Background Risk factors for alcohol withdrawal delirium include heavy drinking, prior alcohol withdrawal delirium or convulsions, nondrug sedative use, and a history of tachycardia, withdrawal, and infections. Case Presentation A 76‐year‐o…
View article: Patients with diabetes and obesity exhibit characteristics in eating and coping behaviors and personality traits
Patients with diabetes and obesity exhibit characteristics in eating and coping behaviors and personality traits Open
View article: Vortioxetine‐induced syndrome of inappropriate secretion of antidiuretic hormone: A case report
Vortioxetine‐induced syndrome of inappropriate secretion of antidiuretic hormone: A case report Open
Background Vortioxetine, known for its efficacy in treating depression through its effects on various neurotransmitters, has not been previously reported to induce syndrome of inappropriate secretion of antidiuretic hormone (SIADH). Case P…
View article: Changes in suicidal ideation during treatment among patients with major depressive disorder: A 6‐month naturalistic follow‐up study
Changes in suicidal ideation during treatment among patients with major depressive disorder: A 6‐month naturalistic follow‐up study Open
Aim There is limited evidence regarding predictors of changes in suicidal ideation (SI) in patients with major depressive disorder (MDD). The objective of this study was to describe changes in SI over a 6‐month period and identify their pr…
View article: Real-world predictors of divorce among outpatients with bipolar disorder: sex differences and clinical implications
Real-world predictors of divorce among outpatients with bipolar disorder: sex differences and clinical implications Open
Background Bipolar disorder is a mental illness characterized by recurring episodes of mania and depression and is known to cause social impairment. Additionally, it has been revealed that bipolar disorder increases the risk of divorce and…
View article: Randomized controlled trial of iSupport: Comparison across seven countries
Randomized controlled trial of iSupport: Comparison across seven countries Open
Background World Health Organization (WHO) has developed iSupport for Dementia carers, an online program that aims to improve caregivers’ knowledge and skills, reduce emotional distress and improve the quality of life for both person with …
View article: Relationship Between Diabetic Chorea and Timing of MRI Findings: A Systematic Review with Case Reports
Relationship Between Diabetic Chorea and Timing of MRI Findings: A Systematic Review with Case Reports Open
There was no association between the pattern of appearance of imaging findings over time and clinical characteristics, including glucose levels. If initial MRI findings are negative, MRI retesting after a certain time may help diagnose dia…
View article: Factors associated with the initiation of laxative use in the same patients with schizophrenia over a 20‐year period: Retrospective cohort study
Factors associated with the initiation of laxative use in the same patients with schizophrenia over a 20‐year period: Retrospective cohort study Open
Background Constipation is a common adverse effect of antipsychotics, but little investigation has been conducted. We aimed to address the factors associated with the initiation of laxative use in the same patients with schizophrenia over …
View article: Differences in self‐reported psychotic symptoms between patients with autism spectrum disorder and those with schizophrenia
Differences in self‐reported psychotic symptoms between patients with autism spectrum disorder and those with schizophrenia Open
Aim Patients with autism spectrum disorder (ASD) are prone to develop overt psychosis and share symptom presentations with those with schizophrenia (SZ). This study aimed to explore differences in the distributions of psychotic symptoms am…
View article: Item response theory analysis of the University Personality Inventory in medical students
Item response theory analysis of the University Personality Inventory in medical students Open
Aim Young adulthood has been recognized as an important period for the transition from adolescence to adulthood. The University Personality Inventory (UPI), a mental health questionnaire for young adulthood, is widely used to screen univer…
View article: Survey of Health Literacy Among Japanese Outpatients with Mental Illness
Survey of Health Literacy Among Japanese Outpatients with Mental Illness Open
The results of this study indicate limited health literacy in patients with mental illness, in particular, limited health literacy in outpatients with schizophrenia and mood disorders. In addition, gender and some personality traits were a…
View article: A case of panic attack developing after <scp>THC‐O</scp> acetate inhalation using an e‐cigarette device
A case of panic attack developing after <span>THC‐O</span> acetate inhalation using an e‐cigarette device Open
Aim Tetrahydrocannabinol acetate (THC‐O) is a cannabinoid‐based product, and few medical studies have evaluated the effects of THC‐O on humans. Recently, e‐cigarettes have become popular among teenagers and young adults worldwide. However,…
View article: Prescribing Trends for the Same Patients with Schizophrenia Over 20 Years
Prescribing Trends for the Same Patients with Schizophrenia Over 20 Years Open
The results of this study showed a slow but steady substitution of SGAs for first-generation antipsychotics (FGAs) over time, even in the same patients.
View article: The relationship of stress coping styles on substance use, depressive symptoms, and personality traits of nurses in higher education institution
The relationship of stress coping styles on substance use, depressive symptoms, and personality traits of nurses in higher education institution Open
Aim This study examined the collective characteristics of nurses and their stress coping style. Methods We conducted a cluster analysis of the stress coping strategies of 841 nurses belonging to Dokkyo Medical University Hospital, as measu…
View article: Development and validation of the Japanese version of <scp>EPDS‐P</scp> for indirect screening of paternal perinatal depression based on maternal reporting: Protocol for a prospective longitudinal observational study
Development and validation of the Japanese version of <span>EPDS‐P</span> for indirect screening of paternal perinatal depression based on maternal reporting: Protocol for a prospective longitudinal observational study Open
Aims The main purpose of this study is to develop an indirect screening system for paternal perinatal depression based on the female partner's assessment in the Japanese population. The Japanese version of the Edinburgh Postnatal Depressio…
View article: iSupport-J, the Japanese version of an internet-based self-learning and psychological assessment program for dementia caregivers: study protocol for a randomized, waiting-list controlled study
iSupport-J, the Japanese version of an internet-based self-learning and psychological assessment program for dementia caregivers: study protocol for a randomized, waiting-list controlled study Open
Background The number of people with dementia in Japan will estimate to increase to roughly 20% of those aged 65 and over (approximately 7 million people) by 2025. Around the world, the number of people with dementia is increasing by 7.7 m…
View article: Predictors of the intentions to leave among nurses in an academic medical center
Predictors of the intentions to leave among nurses in an academic medical center Open
Aim Nurses are an essential human resource for the healthcare system. However, high turnover of nurses is a current issue. Reducing the high turnover of nurses is crucial for facilitating the sustainable provision of care in hospitals. The…