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911.
A wealth of data indicate that central spatially nonpredictive eyes and arrows trigger very similar reflexive spatial orienting, although the effects of eyes may be more strongly reflexive (e.g., Friesen, Ristic, & Kingstone, 2004). Pratt and Hommel (2003) recently reported that the orienting effect for arrows is sensitive to arbitrary cue-target color contingencies; for example, an attentional orienting effect for blue colored arrows is evident only for blue targets. We reasoned that if the orienting effect elicited by eye direction is more strongly reflexive than the orienting effect elicited by arrow direction, it follows that eyes, unlike arrows, may trigger orienting effects that generalize across congruent and incongruent cue-target color contingencies. Replicating Pratt and Hommel (2003), we found that the reflexive attention effect elicited by arrows is specific to color-congruent target stimuli. The attention effect triggered by eyes, however, generalizes across color-congruent and color-incongruent target stimuli. These data support the hypothesis that eye direction and arrow direction trigger similar reflexive shifts in spatial attention, but that the attention effect triggered by eye direction is more strongly reflexive.  相似文献   
912.
This study explores clients’ experiences of Dialectical Behavioural Therapy (DBT). Five participants, all with a diagnosis of borderline personality disorder, were interviewed following a semi‐structured format about their experiences of an NHS regional DBT programme. The interviews were transcribed and analysed using Interpretative Phenomenological Analysis (IPA). Three superordinate themes were identified consisting of a number of sub themes: joining a DBT Programme (external and internal factors); experience of DBT (specific and non specific factors); and evaluation of DBT (change, evaluation and role of the past and future). The study provides an insight into clients’ experiences of DBT. The results are discussed in relation to clinical practice and future research.  相似文献   
913.
DEWEX is a server-based environment for developing Web-based experiments. It provides many features for creating and running complex experimental designs on a local server. It is freeware and allows for both using default features, for which only text input is necessary, and easy configurations that can be set up by the experimenter. The tool also provides log files on the local server that can be interpreted and analyzed very easily. As an illustration of how DEWEX can be used, a recent study is presented that demonstrates the system’s most important features. This study investigated learning from multiple hypertext sources and shows the influences of task, source of information, and hypertext presentation format on the construction of mental representations of a hypertext about a historical event.  相似文献   
914.
In many areas of psychology researchers compare the output of pairs of people with people working individually. This is done by calculating estimates for nominal groups, the output of two individuals if they had worked together. The way this is often done is by creating a single set of pairs either randomly or based on their location in a data file. This paper shows that this approach introduces unnecessary error. Two alternatives are developed and described. The first calculates statistics for all permissible sets of pairs. Unfortunately the number of sets is too large for modern computers for moderate sample sizes. The second alternative calculates statistics on all possible pairs. Several simulations are reported which show that both methods provide good estimates for the mean and trimmed mean. However, the all pairs procedure provides a biased estimate of the variance. Based on simulations, an adjustment is recommended for estimating the variance. Functions in S-Plus/R are provided in an appendix and are available from the author's Web page along with updates and alternatives (www.sussex.ac.uk/users/danw/s-plus/ngstats.htm).  相似文献   
915.
Studies are reported that demonstrate the stability of scales of the arousal strength of warning signal words. We demonstrate that these scales are not an artefact of the measurement technique employed, nor are they influenced by the effects of experimental context. In addition, we generalize previous findings on the arousal strength of signal words to the UK population. Separate studies revealed a high level of agreement in signal word arousal strengths derived from magnitude estimation, category estimation, and cross‐modality matching. In addition, the relative arousal strengths of signal words were shown to be independent of the composition of the warning stimulus set. These findings suggest that arousal strength scales of signal words are robust and that signal words can be used with confidence to achieve hazard matching between the hazard inherent in a product/situation and the hazard implied by the associated warning. Copyright © 2000 John Wiley & Sons, Ltd.  相似文献   
916.
Formal features (i.e., rapid action, dialogue, and animation) and content variables (i.e., violence, theme, and sex of characters) were analyzed as possible determinants of gender differences in children's television viewing. Two studies are reported. In Study 1, 5- and 7-year-old boys' and girls' visual attention was observed during four animated programs representing four combinations of high and low action with high and low violence. Boys' visual attention was greater than girls'. Attention was higher to high violence than to low violence. Boys' attention did not vary across treatments, but girls attended more to programs with low action than with high action. In Study 2, nine earlier laboratory studies, each with an independent sample, were subjected to a secondary analysis. The procedures were similar to Study 1; the samples ranged from 3 to 11 years old. Across experiments, boys attended significantly more than girls. The secondary analysis was designed to identify program form and content variables that might account for gender differences. Most content and form attributes failed to account for the pattern of gender differences in attention across or within studies. There was weak support for the notion that violent content and animation appeals more to boys than girls. Boys' greater visual attention was not associated with greater comprehension relative to girls'. It was proposed that girls focus more on the verbal auditory content of television, and boys focus more on the visual content.  相似文献   
917.
Shopper research has long been undertaken with physical simulated stores and desktop‐operated virtual stores. However, recent developments in motion‐tracked virtual reality offer a range of new possibilities for research using immersive walk‐around virtual simulated stores. To date, there is little knowledge published on the authenticity of shopper behaviour in such immersive virtual environments. The present study therefore reports exploratory results from 153 multicategory shopping trips conducted in an immersive virtual convenience store. Observed shopper metrics and theoretical effects are compared with equivalent data obtained from published sources and found to be consistent across all measures. Specifically, shoppers purchase a plausible share of private label brands, more private label brands in lower consumption pleasure product categories, more products from higher compared with lower shelf positions, make a plausible proportion of impulsive purchases, and spend less time inspecting familiar versus unfamiliar brands. Further, time in‐store, total spending, and product handling time are higher for women than for men. These exploratory findings show that participants continue to exhibit realistic shopper behaviours in an immersive virtual simulated store. Such stores are therefore a cost‐effective alternative to other methods for measuring consumer behaviour. They offer significant potential for innovative experimental designs in consumer research, as well as potential for future use as a digital shopping channel.  相似文献   
918.
This randomized controlled trial (RCT) aimed to pilot the newly developed manualized and monitored systemic therapy (ST) for social anxiety disorder (SAD), as compared to manualized and monitored cognitive behavioral therapy (CBT). We conducted a prospective multicenter, assessor-blind pilot RCT on 38 outpatients (ICD F40.1; Structured Clinical Interview for DSM (SCID); Liebowitz Social Anxiety Scale, LSAS-SR >30). The primary outcome was level of social anxiety (LSAS-SR) at the end of treatment. A total of 252 persons were screened, and 38 patients were randomized and started therapy (CBT: 20 patients; ST: 18 patients; age: = 36 years, SD = 14). Within-group, simple-effect intent-to-treat analyses (ITT) showed significant reduction in LSAS-SR (CBT:d = 1.04; ST:d = 1.67), while ITT mixed-design ANOVA demonstrated the advantage of ST (d = 0.81). Per-protocol analyses supported these results. Remission based on reliable change indices also demonstrated significant difference (LSAS-SR: 15% in CBT; 39% in ST;h: 0.550), supported by blind diagnosticians’ ratings of those who completed therapy (SCID; 45% in CBT, 78% in ST,= .083). No adverse events were reported. CBT and ST both reduced social anxiety, supporting patient improvement with the newly developed ST for SAD; this has yet to be verified in a subsequent confirmatory RCT.  相似文献   
919.
Mother–Baby Unit research has focussed on maternal psychopathology over the course of an admission. Less is known about the baby's well-being, the shared relationship, or the mother's recovery. In an initial sample of 45 women, we describe discharge and post-discharge outcomes for maternal psychopathology (using maternal report and the Global Assessment of Function, GAF) and the mother–infant relationship (using the Child and Adult Relational Experimental Index, CARE Index). Three months post-discharge, one third of women described themselves as “completely recovered,” one third were experiencing significant deterioration and 17% were readmitted to inpatient care. Poorer GAF scores were associated with a clinical diagnosis of comorbid personality disorder, antenatal presence of the index illness, partner illicit substance use, maternal perception of her bond, infant social withdrawal, and child protection concern. Post-discharge, the mother–infant relationship results were concerning. Only 17% were regarded as adequate. Improvement was observed across this period in 56% but relational deterioration occurred for 35%. Maternal and relational outcomes were weakly correlated at discharge (r² = 0.29, p = 0.07) but this was lost post-discharge (r² = 0.03, p = 0.89). The shared relationship and infant mental health should both be targets for intervention; both during MBU admission, and post-discharge.  相似文献   
920.
Little is known about the associations between cultural class composition, teacher support for diversity (TSD), cognitive and affective empathy, and bullying and victimisation. Research shows that empathy is negatively associated with bullying and victimisation; and support for diversity and classroom cultural diversity are positively linked to social skills. The present study examines whether cultural diversity and perceived TSD are protective factors against bullying and victimisation, either directly or mediated by empathy. Participants were 897 students from Grades 7 to 10 (Mage = 13.45, SDage = 1.07, 51.3% girls, 46.7% boys) in 36 classes. Multilevel mediation analyses were conducted. Age and gender were controlled for. More perceived TSD and affective empathy were associated with less bullying. Moreover, the effect of perceived TSD on bullying was partly indirect through affective empathy. Victimisation was not predicted by the study variables. The class level showed no effects. Bullying and victimisation are complex phenomena, which seem to be linked more to individual than to class characteristics. The result that higher perceived TSD was linked to empathy and bullying provides a promising starting point for measures of competence enhancement and bullying prevention.  相似文献   
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