Importance Epigenetic studies present unique opportunities to advance schizophrenia research because they can potentially account for many of its clinical features and suggest novel strategies to improve disease management. Objective To identify schizophrenia DNA methylation biomarkers in blood. Design, Setting, and Participants The sample consisted of 759 schizophrenia cases and 738 controls (N?=?1497) collected in Sweden

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Abstract: Aims: The aims were to examine the effects of psychotherapy on depressive and anxiety symptoms, the occurrence of suicidal ideations and diurnal cortisol patterns in patients with adjustment disorder (AD) with depressed mood.Methods: Participants recruited from an outpatient department of psychiatry at a general hospital were randomly assigned to one of two groups: 34 in psychotherapy group and 37 in control group. The control group consisted of one-session psychoeducation. Psychotherapy included the eight-weekly body–mind–spirit (BMS) group psychotherapy.

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Importance Neurochemical studies in human aggression point to a modulatory role for a variety of central neurotransmitters. Some of these neurotransmitters play an inhibitory role, while others play a facilitatory role modulating aggression.

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Abstract: Objective: The objective was to assess the feasibility and acceptability of nine positive psychology exercises delivered to patients hospitalized for suicidal thoughts or behaviors, and to secondarily explore the relative impact of the exercises.Method: Participants admitted to a psychiatric unit for suicidal ideation or behavior completed daily positive psychology exercises while hospitalized. Likert-scale ratings of efficacy (optimism, hopelessness, perceived utility) and ease of completion were consolidated and compared across exercises using mixed models accounting for age, missing data and exercise order.

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Importance There have been recent calls for increased access to mental health services, but access may be limited owing to psychiatrist refusal to accept insurance. Objective To describe recent trends in acceptance of insurance by psychiatrists compared with physicians in other specialties. Design, Setting, and Participants We used data from a national survey of office-based physicians in the United States to calculate rates of acceptance of private noncapitated insurance, Medicare, and Medicaid by psychiatrists vs physicians in other specialties and to compare characteristics of psychiatrists who accepted insurance and those who did not

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Importance Although abuse of prescription opioids (POs) is a significant public health problem, few experimental studies have investigated the treatment needs of this growing population. Objective To evaluate, following brief stabilization with a combination of buprenorphine hydrochloride and naloxone hydrochloride dihydrate, the relative efficacy of 1-, 2-, and 4-week buprenorphine tapering regimens and subsequent naltrexone hydrochloride therapy in PO-dependent outpatients. Design, Setting, and Participants A double-blind, 12-week randomized clinical trial was conducted in an outpatient research clinic

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Importance Alterations in glutamatergic neurotransmission have been postulated to be a key pathophysiologic mechanism in schizophrenia. Objective To evaluate hippocampal volumetric measures and neurometabolites in unmedicated patients with schizophrenia and the correlations between these markers.

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Abstract: Objective: The aim of the study was to assess the prevalence of mood and anxiety disorders among inpatients and the relationship between sociodemographic factors, medical illnesses and treatments.Methods: In the present study, we selected 650 inpatients from all clinics except psychiatry and pediatrics in a general hospital by a simple random sampling method. Based on the exclusion criteria, 57 patients were excluded.

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Importance Delayed-onset posttraumatic stress disorder (PTSD) accounts for approximately 25% of PTSD cases. Current models do not adequately explain the delayed increases in PTSD symptoms after trauma exposure. Objective To test the roles of initial psychiatric reactions, mild traumatic brain injury (MTBI), and ongoing stressors on delayed-onset PTSD

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Importance Mood disorders frequently co-occur with medical diseases that involve inflammatory pathophysiologic mechanisms. Immune responses can affect the brain and might increase the risk of mood disorders, but longitudinal studies of comorbidity are lacking. Objective To estimate the effect of autoimmune diseases and infections on the risk of developing mood disorders

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