The relevance of empirical research in bioethics.

abstract：OBJECTIVE:Over the past 30 years, illness management programs and cognitive-behavioral therapy for psychosis have gained prominence in the treatment of schizophrenia. However, little is known about the long-term benefits of these types of programs when delivered during inpatient treatment following a symptom exacerbati...

journal_title：Schizophrenia bulletin

authors： Schaub A,Mueser KT,von Werder T,Engel R,Möller HJ,Falkai P

更新日期：2016-07-01 00:00:00

abstract：:Changed synapse density has been suggested to be involved in the altered brain connectivity underlying schizophrenia (SCZ) pathology. However, postmortem studies addressing this topic are heterogeneous and it is not known whether changes are restricted to specific brain regions. Using meta-analysis, we systematically ...

journal_title：Schizophrenia bulletin

authors： Berdenis van Berlekom A,Muflihah CH,Snijders GJLJ,MacGillavry HD,Middeldorp J,Hol EM,Kahn RS,de Witte LD

更新日期：2020-02-26 00:00:00

abstract：:The two indices that have been proposed for quantifying the accuracy of smooth-following eye movements are shown to be interchangeable. This algebraic fact will permit comparability of values between laboratories only if workers who employ the signal-to-noise ratio (S/N) as their index measure S and N as the total sig...

journal_title：Schizophrenia bulletin

authors： Lykken DT,Iacono WG,Lykken JD

更新日期：1981-01-01 00:00:00

abstract：:This research studied hypotheses that positive thought disorder in schizophrenia is influenced by patients' not taking in immediate target contextual material, thereby losing vital cues that guide thought processes. We assessed 164 acute inpatients (including 55 schizophrenia and 31 bipolar disorder patients), using s...

journal_title：Schizophrenia bulletin

authors： Harrow M,Green KE,Sands JR,Jobe TH,Goldberg JF,Kaplan KJ,Martin EM

更新日期：2000-01-01 00:00:00

abstract：:This article focuses on the schizophrenic disorganization syndrome, which was initially described by Bleuler (who used the term "dissociation") as lying at the heart of schizophrenia. While adopting a neo-Bleulerian approach, we describe schizophrenic disorganization using a pathogenetic hypothesis and a three-part st...

journal_title：Schizophrenia bulletin

authors： Hardy-Baylé MC,Sarfati Y,Passerieux C

更新日期：2003-01-01 00:00:00

abstract：:The issue of specificity of delusions in schizophrenia is still a matter of debate. The authors analyze the delusion formation in schizophrenia from a prototypical, phenomenological point of view, focusing on the subject's experience. This perspective links delusion formation to the autistic predisposition, which is c...

journal_title：Schizophrenia bulletin

authors： Bovet P,Parnas J

更新日期：1993-01-01 00:00:00

abstract：:We examined neurocognitive correlates of three dimensions of schizotypy in 63 healthy first degree relatives of schizophrenia patients. Neurocognitive measures of attention, verbal memory, and prefrontal functioning were combined with self-report and interview measures of schizotypy. State-psychopathology (anxiety and...

journal_title：Schizophrenia bulletin

authors： Vollema MG,Postma B

更新日期：2002-01-01 00:00:00

abstract：:Persons with schizophrenia have a reduced life expectancy largely due to death from natural causes. Factors that have been previously associated with excess mortality include cigarette smoking and antipsychotic medication. The role of other environmental factors such as exposure to infectious agents has been the subje...

journal_title：Schizophrenia bulletin

authors： Dickerson F,Stallings C,Origoni A,Schroeder J,Khushalani S,Yolken R

更新日期：2014-07-01 00:00:00

abstract：:There is some support for the hypothesis that the factor structure of schizophrenia symptoms is similar to the factor structure of schizotypal symptoms in nonschizophrenia populations. However, no studies to date have examined schizotypal symptoms in patients with personality disorders. In this study, confirmatory fac...

journal_title：Schizophrenia bulletin

authors： Bergman AJ,Harvey PD,Mitropoulou V,Aronson A,Marder D,Silverman J,Trestman R,Siever LJ

更新日期：1996-01-01 00:00:00

abstract：BACKGROUND:Adult patients having schizophrenia (SZ) or bipolar disorder (BP) may have in common neurocognitive deficits. Former evidence suggests impairments in several neuropsychological functions in young offspring at genetic risk for SZ or BP. Moreover, a dose-response relation may exist between the degree of famili...

journal_title：Schizophrenia bulletin

authors： Maziade M,Rouleau N,Gingras N,Boutin P,Paradis ME,Jomphe V,Boutin J,Létourneau K,Gilbert E,Lefebvre AA,Doré MC,Marino C,Battaglia M,Mérette C,Roy MA

更新日期：2009-09-01 00:00:00

abstract：:Patients with schizophrenia are severely impaired in crucial aspects of neurocognitive function. This impairment is the strongest clinical correlate of poor long-term outcome and adaptive dysfunction. Reports of neurocognitive enhancement with second generation antipsychotic medications have thus offered promise for i...

journal_title：Schizophrenia bulletin

authors： Keefe RS,Mohs RC,Bilder RM,Harvey PD,Green MF,Meltzer HY,Gold JM,Sano M

更新日期：2003-01-01 00:00:00

abstract：:Cognitive models of interpersonal problem solving have been proposed for, but infrequently tested on, samples of schizophrenia subjects. This study undertook to examine the relationships between the receiving, processing, and sending skills that comprise one model of interpersonal problem solving with information proc...

journal_title：Schizophrenia bulletin

authors： Corrigan PW,Toomey R

更新日期：1995-01-01 00:00:00

abstract：:Antipsychotic medications are viewed as cornerstones for both the short-term and long-term treatment of schizophrenia. However, evidence on long-term (10 or more years) efficacy of antipsychotics is mixed. Double-blind discontinuation studies indicate significantly more relapses in unmedicated schizophrenia patients i...

journal_title：Schizophrenia bulletin

authors： Harrow M,Jobe TH

更新日期：2013-09-01 00:00:00

abstract：:We studied schizophrenia spectrum disorders in Chernobyl accident survivors by analyzing Chernobyl exclusion zone (EZ) archives (1986-1997) and by conducting a psychophysiological examination of 100 patients with acute radiation sickness (ARS) and 100 workers of the Chernobyl EZ who had worked as "liquidators-voluntee...

journal_title：Schizophrenia bulletin

authors： Loganovsky KN,Loganovskaja TK

更新日期：2000-01-01 00:00:00

abstract：:Motor abnormalities in schizophrenia spectrum disorders (SSD) have increasingly attracted scientific interest in the past years. However, the neural mechanisms underlying parkinsonism in SSD are unclear. The present multimodal magnetic resonance imaging (MRI) study examined SSD patients with and without parkinsonism, ...

journal_title：Schizophrenia bulletin

authors： Wolf RC,Rashidi M,Fritze S,Kubera KM,Northoff G,Sambataro F,Calhoun VD,Geiger LS,Tost H,Hirjak D

更新日期：2020-07-08 00:00:00

abstract：:Cognitive remediation is a behavioral intervention designed to improve cognition in people who have suffered a decline in neuropsychological functioning. The application of cognitive remediation for people with schizophrenia has become increasingly popular. In this article we attempt to determine what factors moderate...

journal_title：Schizophrenia bulletin

authors： Medalia A,Richardson R

更新日期：2005-10-01 00:00:00

abstract：:Methodological issues involved in assessing the prevalence of substance abuse in schizophrenia are discussed, and previous research in this area is comprehensively reviewed. Many studies suffer from methodological shortcomings, including the lack of diagnostic rigor, adequate sample sizes, and simultaneous assessment ...

journal_title：Schizophrenia bulletin

authors： Mueser KT,Yarnold PR,Levinson DF,Singh H,Bellack AS,Kee K,Morrison RL,Yadalam KG

更新日期：1990-01-01 00:00:00

abstract：:Advances in psychopharmacology have produced medications with substantial efficacy in the treatment of positive and negative symptoms of schizophrenia and the prevention of relapse or symptom exacerbation after an acute episode. In the clinical setting, the individual patient's acceptance or rejection of prescribed ph...

journal_title：Schizophrenia bulletin

authors： Fenton WS,Blyler CR,Heinssen RK

更新日期：1997-01-01 00:00:00

abstract：:The diagnosis of schizophrenia is thought to embrace several distinct subgroups. The manifold entities in a single clinical patient group increase the variance of biological measures, deflate the group-level estimates of causal factors, and mask the presence of treatment effects. However, reliable neurobiological boun...

journal_title：Schizophrenia bulletin

authors： Pan Y,Pu W,Chen X,Huang X,Cai Y,Tao H,Xue Z,Mackinley M,Limongi R,Liu Z,Palaniyappan L

更新日期：2020-04-10 00:00:00

abstract：:Disrupted thalamo-cortical connectivity is regarded as a core psychopathology in patients diagnosed with schizophrenia. However, whether the thalamo-cortical white matter connectivity is disrupted before the onset of psychosis is still unknown. To determine this gap in knowledge, the strength of thalamo-cortical white...

journal_title：Schizophrenia bulletin

authors： Cho KI,Shenton ME,Kubicki M,Jung WH,Lee TY,Yun JY,Kim SN,Kwon JS

更新日期：2016-05-01 00:00:00

abstract：:A substantial proportion of patients with schizophrenia experience the onset of their illness by age 18. Data from phenomenological, cognitive, neuroimaging, and genetic studies suggest a similar profile of clinical and neurobiological abnormalities between early- and adult-onset patients. However, children and adoles...

journal_title：Schizophrenia bulletin

authors： Kumra S,Charles Schulz S

更新日期：2008-01-01 00:00:00

abstract：Objective:A proinflammatory imbalance in the tumor necrosis factor (TNF) system may contribute to the pathogenesis of schizophrenia (SCZ) and bipolar disorders (BDs) and related comorbidities. We investigated the relative distribution of TNF-related molecules in blood and dorsolateral prefrontal cortex (DLPFC) in these...

journal_title：Schizophrenia bulletin

authors： Hoseth EZ,Ueland T,Dieset I,Birnbaum R,Shin JH,Kleinman JE,Hyde TM,Mørch RH,Hope S,Lekva T,Abraityte AJ,Michelsen AE,Melle I,Westlye LT,Ueland T,Djurovic S,Aukrust P,Weinberger DR,Andreassen OA

更新日期：2017-07-01 00:00:00

abstract：:Schizophrenia patients have higher scores on neurological soft-signs (NSS) and show greater deficits on a variety of neuropsychological tests than normal control subjects and mixed groups of psychiatric patients. Among chronic schizophrenia patients it is unclear which of these types of deficits most strongly differen...

journal_title：Schizophrenia bulletin

authors： Smith RC,Kadewari RP,Rosenberger JR,Bhattacharyya A

更新日期：1999-01-01 00:00:00

abstract：:We report an analysis of a large catchment area sample of patients with nonaffective functional psychoses presenting across all ages at onset. The male:female ratio was 1.56:1 in the 16-25-year age group; it reached unity around 30 years of age and declined to 0.38:1 in the 66-75-year group. Contrary to expectation, a...

journal_title：Schizophrenia bulletin

authors： Castle DJ,Murray RM

更新日期：1993-01-01 00:00:00

abstract：:Psychiatric research, including the search for predisposing genes, has tended to proceed under the assumptions that schizophrenia and bipolar disorder, as defined in Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, and International Statistical Classification of Diseases, 10th Revision, are discr...

journal_title：Schizophrenia bulletin

authors： Owen MJ,Craddock N,Jablensky A

更新日期：2007-07-01 00:00:00

abstract：:Social cognitive deficits are associated with psychotic symptoms, but the nature of this association remains unknown. This study uses a genetically sensitive cross-trait cross-sibling design to investigate the nature of the overlap between both phenotypes. A sample of 1032 patients, 1017 of their healthy siblings, and...

journal_title：Schizophrenia bulletin

authors： Fett AK,Maat A,GROUP Investigators.

更新日期：2013-01-01 00:00:00

abstract：:Studies on the long-term development and early predictors of treatment-resistant schizophrenia (TRS) and clozapine-resistant TRS (CR-TRS) in patients with first-episode schizophrenia-spectrum disorders (FES) are limited and have not considered the impact of early intervention services (EIS). This study aimed to explor...

journal_title：Schizophrenia bulletin

authors： Chan SKW,Chan HYV,Honer WG,Bastiampillai T,Suen YN,Yeung WS,Lam M,Lee WK,Ng RMK,Hui CLM,Chang WC,Lee EHM,Chen EYH

更新日期：2020-10-12 00:00:00

abstract：:In this issue we have tried to bring together a series of reviews describing new developments in the pharmacologic management of schizophrenia. Important progress is being made not only in medication development, but also in furthering our ability to use available treatments and treatment combinations in the most effe...

journal_title：Schizophrenia bulletin

authors： Kane JM

更新日期：1991-01-01 00:00:00

abstract：:The traditional view of life events is that the crucial factor is the number which occur within a defined time period. This was examined as part of a 2-year, prospective, longitudinal study of prospective, longitudinal study of 518 people, each of whom was interviewed every 6 months with Holmes and Rahe's Recent LIfe ...

journal_title：Schizophrenia bulletin

authors： Streiner DL,Norman GR,McFarlane AH,Roy RG

更新日期：1981-01-01 00:00:00

abstract：:Cognitive disruption in schizophrenia is associated with altered patterns of spatiotemporal interaction associated with multiple electroencephalogram (EEG) frequency bands in cortex. In particular, changes in the generation of gamma (30-80 Hz) and beta2 (20-29 Hz) rhythms correlate with observed deficits in communicat...

journal_title：Schizophrenia bulletin

authors： Roopun AK,Cunningham MO,Racca C,Alter K,Traub RD,Whittington MA

更新日期：2008-09-01 00:00:00