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181.
Four experiments are reported in which the effects of peripheral cues on visual orienting were investigated. In the luminance condition, the cues consisted of a peripheral change in stimulus luminance. In the isoluminance condition, the cues consisted of an isoluminant color change, using the transient tritanopic technique. In Experiments 1 and 2, it was found that peripheral luminance cues captured attention, whereas peripheral isoluminance cues did not. In Experiments 3 and 4, the participants detected a peripheral target that was also isoluminant with the background. Under these conditions, it was found that both luminance and isoluminance cues captured attention. The results are discussed in terms of the roles of the dorsal and ventral streams in visual orienting, and it is concluded that our findings provide partial support for the contingent involuntary orienting hypothesis of C. Folk and colleagues.  相似文献   
182.
The authors reanalyzed assessment center (AC) multitrait-multimethod (MTMM) matrices containing correlations among postexercise dimension ratings (PEDRs) reported by F. Lievens and J. M. Conway (2001). Unlike F. Lievens and J. M. Conway, who used a correlated dimension-correlated uniqueness model, we used a different set of confirmatory-factor-analysis-based models (1-dimension-correlated Exercise and 1-dimension-correlated uniqueness models) to estimate dimension and exercise variance components in AC PEDRs. Results of reanalyses suggest that, consistent with previous narrative reviews, exercise variance components dominate over dimension variance components after all. Implications for AC construct validity and possible redirections of research on the validity of ACs are discussed.  相似文献   
183.
Besides their well-known externalizing behavior, children with conduct disorder (CD) often have additional impairments outside the criteria for the CD diagnosis. In a 5-year study of 984 treated children (ages 5-17 years), those with CD had an average of 2.2 primary diagnoses. Children with CD showed the worst problem and impairment scores in comparison with 11 common diagnoses. Compared with other treated children, children with CD achieved worse scores on 14 of 15 syndromes, including internalizing problems such as withdrawal and major depression. The average child with CD had larger relapse scores in the 1.5- to 3-year period after admission to treatment. This pattern, pervasive at intake and chronic in course, resembles a global disability more than a circumscribed problem managed with a narrow range of treatments specific to it.  相似文献   
184.
Research on Child and Adolescent Psychopathology - Adolescents exposed to violence are at elevated risk of developing most forms of psychopathology, including depression, anxiety, and alcohol...  相似文献   
185.
In this study the authors evaluated the associations between war- and disaster-related problems and indicators of psychological distress (posttraumatic cognitions and culturally-specific symptoms of depression) among a sample of Tamil widows in the Eastern Provence of Sri Lanka. Furthermore, community support was evaluated as a mediator of these associations. Surveys were administered to women (N?=?156) in an interview format by trained research assistants who were native Tamil speakers. Mediation hypotheses were evaluated using path analysis. Results showed that war-related problems, but not disaster-related losses, was significantly associated with community support and posttraumatic cognitions, such that higher number of war-problems was associated with lower community support and more posttraumatic cognitions. Community support had a significant negative association with posttraumatic cognitions and depression. Additionally, we found evidence that war-related problems was indirectly associated with depression through community support. Although the magnitude of associations was small, results suggest that contextual problems resulting from years of armed conflict may be associated with less support from one’s community which, in turn, is associated with increased psychological distress. Limitations and implications for intervention and future research are discussed.  相似文献   
186.
The present study examined the psychometric properties of a universal screening instrument called the Emotional and Behavioral Screener (EBS), which is designed to identify students exhibiting emotional and behavioral problems. The primary purposes of this study were to assess the measurement invariance of EBS items between Caucasian and African-American students and to assess the impact of differential item functioning (DIF) on EBS scores. The sample consisted of 946 elementary students from throughout the U.S. The findings suggested that EBS items exhibited small to negligible levels of DIF, and that DIF did not significantly impact EBS scores. The results supported the EBS as universal screening instrument that is fair in measuring the emotional and behavioral risk of elementary students. Research limitations and implications for school professionals are discussed.  相似文献   
187.
This study replicated previous basic research into the dynamics of choice and extended this analysis to children's behavior in a naturalistic setting. Two preschoolers with disabilities were observed interacting with their teachers at baseline and during an experimental analysis involving four pairs of concurrent variable‐interval schedules of adult attention implemented by an experimenter. Each child was exposed to four experimental phases in which the relative reinforcer rates for on‐ and off‐task behavior were 10:1, 1:1, 1:10, and reversed back to 10:1. The 10:1 phase was designed to mimic the same schedules and types of adult attention observed at baseline. We used the generalized matching equation to model steady‐state behavior at the end of the transition phases and to evaluate changes in sensitivity at various points throughout the phases. Choice in transition was evaluated by plotting log behavior ratios by session, cumulated time on‐ and off‐task and cumulated attention for on‐ and off‐task behavior by session, and interreinforcer behavior ratios following different sequences of the first four reinforcer deliveries. The generalized matching equation accounted for a large proportion of variance in steady‐state responding, sensitivity values increased steadily throughout the phases, patterns of choice in transition were similar to those reported in basic research, and interreinforcer preference generally shifted toward the just‐reinforced alternative. These findings are consistent with previous basic research and support the generality of the dynamics of choice to children's on‐ and off‐task behavior reinforced by adult attention.  相似文献   
188.

Human immunodeficiency virus (HIV) continues to be a prominent health and social justice issue, especially for African American communities in the Southern United States. Gender role norms, specifically within faith-based communities in the South, pose challenges to empowering women to make safer sexual health decisions. To explore perceptions of gender norms and sexual health, 42 qualitative interviews were gathered from female members of 16 predominantly African American churches in Atlanta, GA. Constructs from the theory of gender and power and the social ecological model were used to guide coding and analysis. Participants discussed their experiences with gender norms and gender-based power differentials at the institutional (i.e., church), familial, and interpersonal (i.e., intimate relationship) levels. Because of the attitudes and beliefs held by their religious communities and families, many participants recalled struggling to assert themselves in sexual relationships and recalled engaging in risky and unwanted sexual behavior, especially during their young adult years. However, as the participants matured, they worked to overturn traditional gender norms, empowering both their children and women in their religious communities to make healthy, autonomous sexual decisions. Moving forward, participants want their churches and members of their faith communities to play an active role in the empowerment of African American women and provide them with the confidence and education necessary to negotiate sexual decisions with their partners.

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