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171.
This study examined the interactive effects of imagined rejection and narcissism on cardiovascular reactivity (CVR). Participants completed measures of overt narcissism (Narcissistic Personality Inventory, NPI; Raskin & Hall, 1979 ), overt–covert narcissism ( Margolis & Thomas, 1980 ), and trait self‐esteem. They then imagined 2 scenarios culminating in either interpersonal acceptance or rejection. Systolic (SBP) and diastolic blood pressure (DBP) and heart rate (HR) were assessed before, during, and after the imagery. Overt–covert narcissism was positively associated with task increases in SBP and DBP and recovery elevation of HR following rejection, but not acceptance. Similar effects on SBP were found for the Entitlement/Exploitativeness dimension of the NPI. Lower self‐esteem predicted greater task increases in SBP, DBP, and HR across conditions. Implications for health are discussed.  相似文献   
172.
This study examined the association between several attitudinal constructs related to acceptance of cosmetic surgery, and participant demographics, personality, and individual difference variables. A sample of 332 university students completed a battery of scales comprising the Acceptance of Cosmetic Surgery Scale (ACSS) and measures of the Big Five personality factors, self-esteem, conformity, self-assessed attractiveness, and demographics. Multiple regressions showed that the predictor variables explained a large proportion of the variance in ACSS factors (Adj. R2 ranging between .31 and .60). In addition, structural equation modelling revealed that distal factors (sex and age) were generally associated with acceptance of cosmetic surgery through the mediate influence of more proximate variables (in the first instance, the Big Five personality factors, followed by self-esteem and conformity, and finally self-assessed attractiveness). These results allow for the presentation of a preliminary model integrating personality and individual differences in predicting acceptance of cosmetic surgery.  相似文献   
173.
174.
Two studies examined how adopting an impression formation or evaluative concern mindset affects individuals' own and their interaction partner's experience of potentially stressful social exchanges, such as first meeting situations and interethnic interaction. Our main hypothesis was that adopting an impression formation mindset would, by diverting individuals' focus away from themselves and toward others, reduce both their own and their partner's cognitive resource depletion and negative affect. Consistent with predictions, positive effects of impression formation were evident and were “contagious” in that they were evident across individuals who received the mindset instructions and their partners, who were unaware of the manipulation. The positive effects of impression formation instructions were generally evident both in comparison to evaluative concern instructions, which provided similar structure, and in comparison to no instructions at all. Thus, adopting an impression formation mindset seems an effective strategy for minimizing negative outcomes experienced in stressful social interactions.  相似文献   
175.
The two most common comorbid conditions with HIV are substance use disorders and depression, and individuals with comorbid HIV, depression, and substance dependence face a more chronic and treatment-resistant course. As an example of how to adapt evidence-based approaches to a complex comorbid population, the current case study examined the integration of a combined depression and HIV medication adherence treatment. The resulting intervention, ACT HEALTHY, combines a brief behavioral activation approach specifically developed to treat depression in individuals receiving residential substance abuse treatment (LETS ACT; Daughters et al., 2008) with a brief cognitive-behavioral approach to improving HIV medication adherence (Life-Steps; Safren et al., 1999; Safren et al., 2009). The current case series demonstrates the use of ACT HEALTHY among 3 depressed HIV-positive, low-income African Americans entering residential substance abuse treatment.  相似文献   
176.
Learning that one cue (CS) predicts a second, salient cue (US) can often be slowed by prior exposure to one or both stimuli. In animals, CS-US learning is more strongly retarded following uncorrelated exposure to both CS and US than following exposure to the US alone. In this paper we present several studies showing a similar effect in humans, using a computer-based task. Experiments 1 and 2 used a between-groups design and demonstrated a strong CS/US exposure effect, whether or not the US was signalled by a neutral cue during exposure. Experiment 3 demonstrated similar effects using a within-subjects design. Overall, these results are consistent with several theoretical interpretations and suggest that uncorrelated CS/US exposure leads to a robust retardation of subsequent CS-US learning in humans.  相似文献   
177.
Objective: People living with HIV (PLWH) commonly report sleep disturbances which are associated with long-term health consequences, including disease progression. PLWH also experience internalised stigma as a result of their HIV status, which can be associated with increased loneliness and depression. Little attention focuses on the impact of these factors on sleep. Therefore, we examined whether internalised HIV-stigma was indirectly related to poorer sleep quality through higher levels of loneliness and depressive symptoms.

Design: 181 PLWH from across the United States completed an online survey.

Main Study Measures: Internalised HIV-stigma was assessed using the HIV-Stigma Scale, loneliness was assessed using the UCLA-Loneliness Scale-Short Form, depressive symptoms were assessed with the Center for Epidemiologic Studies–Depression Index, and Sleep Quality was assessed using the Pittsburgh Sleep Quality Index.

Results: Internalised HIV-stigma was indirectly associated with poorer global sleep quality and daytime sleep dysfunction through both loneliness and depressive symptoms.

Conclusions: PLWH who experience HIV-related stigma may experience greater feelings of loneliness, which are related to increased depressive symptoms and poorer sleep quality. Interventions focused on improving sleep in PLWH should focus on multiple factors that influence sleep, including psychosocial factors such as stigma, social isolation and depressive symptoms.  相似文献   

178.
Sales management control systems (SMCSs) are designed to align salespeople's activities and actions with organizational objectives. This article reviews and synthesizes over 50 SMCS articles published in sales, marketing, and management journals over the past 30 years. We begin by building a comprehensive framework that enables us to classify prior research into digestible categories (e.g., SMCSs as antecedents, SMCSs as consequences). Next, we present an analysis of gaps in the literature. Among other findings, our analysis reveals that there is an overwhelming focus on the use of formal (specifically behavior- and outcome-based) controls as compared to their informal control counterparts. Finally, we suggest avenues for future research: (1) mapping and understanding the full spectrum of control mechanisms, (2) developing a fuller understanding of the often-overlooked forms of control (e.g., input and cultural controls), and (3) more thoroughly analyzing how controls operate (or do not operate) as an integrated system.  相似文献   
179.

Pragmatic trials testing the effectiveness of interventions under “real world” conditions help bridge the research-to-practice gap. Such trial designs are optimal for studying the impact of implementation efforts, such as the effectiveness of integrated behavioral health clinicians in primary care settings. Formal pragmatic trials conducted in integrated primary care settings are uncommon, making it difficult for researchers to anticipate the potential pitfalls associated with balancing scientific rigor with the demands of routine clinical practice. This paper is based on our experience conducting the first phase of a large, multisite, pragmatic clinical trial evaluating the implementation and effectiveness of behavioral health consultants treating patients with chronic pain using a manualized intervention, brief cognitive behavioral therapy for chronic pain (BCBT-CP). The paper highlights key choice points using the PRagmatic-Explanatory Continuum Indicator Summary (PRECIS-2) tool. We discuss the dilemmas of pragmatic research that we faced and offer recommendations for aspiring integrated primary care pragmatic trialists.

  相似文献   
180.
Difficult tasks are commonly equated with complex tasks across many behaviors. Motor task difficulty is traditionally defined via Fitts’ law, using evaluation criteria based on spatial movement constraints. Complexity of data is typically evaluated using non-linear computational approaches. In this project, we investigate the potential to evaluate task difficulty via behavioral (motor performance) complexity in a Fitts-type task. Use of non-linear approaches allows for inclusion of many features of motor actions that are not currently included in the Fitts-type paradigm. Our results indicate that tasks defined as more difficult (using Fitts movement IDs) are not associated with complex motor behaviors; rather, an inverse relationship exists between these two concepts. Use of non-linear techniques allowed for the detection of behavioral differences in motor performance over the entire action trajectory in the presence of action errors and among neutrally co-constrained effectors not detected using traditional Fitts’-type analyses utilizing movement time measures. Our findings indicate that task difficulty may potentially be inferred using non-linear measures, particularly in ecological situations that do not obey the Fitts-type testing paradigm. While we are optimistic regarding these initial findings, further work is needed to assess the full potential of the approach.  相似文献   
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