Chiachen Cheng

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Objective: To systematically review the benefits and risks associated with the use of benzodiazepines to treat insomnia in adults. Data sources: MEDLINE and the Cochrane Controlled Trials Registry were searched for English-language articles published from 1966 to December 1998 that described randomized controlled trials of benzodiazepines for the treatment(More)
BACKGROUND Posttraumatic stress disorder acquired at work can be debilitating both for workers and their employers. The disorder can result in increased sick leave, reduced productivity, and even unemployment. Furthermore, workers are especially unlikely to return to their previous place of employment after a traumatic incident at work because of the(More)
AIM The aim of this study was to fill a gap in the literature by examining agreement on need as rated by clients and their key workers from first-episode psychosis early intervention programmes. Compared with adult populations and more chronic courses of illness, these clients may have unique needs given the onset of their illness in adolescence or early(More)
BACKGROUND The prevalence of type II diabetes among individuals suffering from schizophrenia or schizoaffective disorders is more than double that of the general population. By 2005, North American professional medical associations of Psychiatry, Diabetes, and Endocrinology responded by recommending continuous metabolic monitoring for this population to(More)
Schizophrenia is one of the most debilitating mental disorders. For a significant portion of individuals who suffer from this disorder, onset occurs in young adulthood, arresting important social and educational development that is necessary for future successful labor force participation. The purpose of this paper is to contribute to the literature about(More)
AIM This part of the Matryoshka project sought to understand the processes with which early intervention in psychosis (EIP) programmes were implemented and developed. The goals were to understand the key influences of programme implementation in the context of rapid EIP service growth and lack of specific provincial guidelines. METHODS Sampling was(More)
Individuals experiencing their first psychotic episode report rates of substance and tobacco use that are higher than observed in the general population. In this sample of individuals diagnosed with first episode psychosis, rural/non-rural variations in substance use and smoking behaviour were evaluated. Analyses were performed utilizing data from a sample(More)
AIM One of the basic challenges of Early Psychosis Intervention (EPI) programs for rural populations is translating best practice which developed for urban high-population density areas to rural and remote settings. This paper presents data from two different models (hub and spoke and specialist outreach) of rural EPI practice in Ontario, Canada. METHODS(More)
AIM Ontario, Canada is a large province with a geographically dispersed population. Early psychosis intervention (EPI) programmes are available province-wide, with delivery approaches adapted to context. This study examined EPI programme delivery in relation to recently released provincial EPI Program Standards, and variations based on geographic context.(More)
OBJECTIVE Because health care resources are constrained, decision-making processes often require clarifying the potential costs and savings associated with different options. This involves calculating a program's costs. The chosen costing perspective defines the costs to be considered and can ultimately influence decisions. Yet reviews of the literature(More)