511 research outputs found
Criteria for flatness and injectivity
Let be a commutative Noetherian ring. We give criteria for flatness of
-modules in terms of associated primes and torsion-freeness of certain
tensor products. This allows us to develop a criterion for regularity if
has characteristic , or more generally if it has a locally contracting
endomorphism. Dualizing, we give criteria for injectivity of -modules in
terms of coassociated primes and (h-)divisibility of certain \Hom-modules.
Along the way, we develop tools to achieve such a dual result. These include a
careful analysis of the notions of divisibility and h-divisibility (including a
localization result), a theorem on coassociated primes across a \Hom-module
base change, and a local criterion for injectivity.Comment: 19 page
Attributions for Relatives' Behavior and Perceived Criticism: Studies With Community Participants and Patients With Anxiety Disorders
The relationship between perceived criticism from oneâs relative and attributions about that relativeâs behavior was examined in two studies. In Study 1, 50 community couples volunteered to participate in a study of marital interaction. Participants rated their interaction-specific perceived criticism after a 10-min problem-solving interaction and their attributions for their spousesâ behavior during a review of the videotaped interaction. In Study 2, 70 outpatients with obsessive-compulsive disorder (n = 41) or panic disorder with agoraphobia (n = 29) completed a measure of global perceived criticism in their relationship with their spouse or other family member and on another occasion participated in a 10-min problem-solving interaction with that relative. Using interaction transcripts, coders extracted and coded attributions from patientsâ speech and, using the videotapes themselves, rated relativesâ observable criticism. In both studies higher scores on negative attributions were related to higher perceived criticism ratings. In Study 2, negative attributions contributed to the prediction of perceived criticism above and beyond the contribution of observed criticism. These findings suggest that targeting attributions about perceived criticism may be fruitful in reducing the negative impact of perceived criticism on treatment outcome for a variety of psychiatric disorders
Training Models in Counseling Psychology: Scientist-Practitioner Versus Practitioner-Scholar
Considerable discussion has occurred through the years regarding models of training. With the recent accreditation of counseling psychology programs espousing the practitioner-scholar model, the importance of reexamining the merits of this as well as the traditional scientist-practitioner is now very important for the future of the field. This article consists of two positions: One pro practitioner-scholar and the other pro scientist-practitioner and con practitioner-scholar. The first position (first part of the article) by Biever, Patterson, and Welch argues for inclusion of the practitioner-scholar model as an alternative for training in counseling psychology. The second position (in the second part of the article) by Stoltenberg, Pace, and Kashubeck reviews concerns with two competing models. These authors conclude that the scientist-practitioner model is a better fit for training in counseling psychology. Recommendations for training within models are presented.Yeshttps://us.sagepub.com/en-us/nam/manuscript-submission-guideline
Carotid Artery Wall Thickness and Risk of Stroke Subtypes: The Atherosclerosis Risk in Communities Study
Understanding associations of carotid atherosclerosis with stroke subtypes may contribute to more effective prevention of stroke
Estrogen replacement therapy and cognitive functioning in the Atherosclerosis Risk in Communities (ARIC) Study
http://deepblue.lib.umich.edu/bitstream/2027.42/55433/1/Szklo M, Estrogen replacement therapy and cognitive functioning, 1996.pd
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Finding Web-Based Anxiety Interventions on the World Wide Web: A Scoping Review
BACKGROUND: One relatively new and increasingly popular approach of increasing access to treatment is Web-based intervention programs. The advantage of Web-based approaches is the accessibility, affordability, and anonymity of potentially evidence-based treatment. Despite much research evidence on the effectiveness of Web-based interventions for anxiety found in the literature, little is known about what is publically available for potential consumers on the Web.
OBJECTIVE: Our aim was to explore what a consumer searching the Web for Web-based intervention options for anxiety-related issues might find. The objectives were to identify currently publically available Web-based intervention programs for anxiety and to synthesize and review these in terms of (1) website characteristics such as credibility and accessibility; (2) intervention program characteristics such as intervention focus, design, and presentation modes; (3) therapeutic elements employed; and (4) published evidence of efficacy.
METHODS: Web keyword searches were carried out on three major search engines (Google, Bing, and Yahoo-UK platforms). For each search, the first 25 hyperlinks were screened for eligible programs. Included were programs that were designed for anxiety symptoms, currently publically accessible on the Web, had an online component, a structured treatment plan, and were available in English. Data were extracted for website characteristics, program characteristics, therapeutic characteristics, as well as empirical evidence. Programs were also evaluated using a 16-point rating tool.
RESULTS: The search resulted in 34 programs that were eligible for review. A wide variety of programs for anxiety, including specific anxiety disorders, and anxiety in combination with stress, depression, or anger were identified and based predominantly on cognitive behavioral therapy techniques. The majority of websites were rated as credible, secure, and free of advertisement. The majority required users to register and/or to pay a program access fee. Half of the programs offered some form of paid therapist or professional support. Programs varied in treatment length and number of modules and employed a variety of presentation modes. Relatively few programs had published research evidence of the intervention's efficacy.
CONCLUSIONS: This review represents a snapshot of available Web-based intervention programs for anxiety that could be found by consumers in March 2015. The consumer is confronted with a diversity of programs, which makes it difficult to identify an appropriate program. Limited reports and existence of empirical evidence for efficacy make it even more challenging to identify credible and reliable programs. This highlights the need for consistent guidelines and standards on developing, providing, and evaluating Web-based interventions and platforms with reliable up-to-date information for professionals and consumers about the characteristics, quality, and accessibility of Web-based interventions
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