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251.
Examining equivalence in the interpretation of survey items on sexual assault by participants from different cultures is an important step toward building a valid international knowledge base about the prevalence of sexual aggression among young adults. Referring to the theoretical framework of contextualism, this study presents qualitative data from semi-structured interviews with 128 young adults from nine EU countries on their understanding of survey items from the Sexual Aggression and Victimization Scale (SAV-S). The measure had previously been used to collect quantitative data on the prevalence of sexual aggression perpetration and victimization in the same countries that had yielded substantial differences in the rates of victimization and perpetration between countries. Based on the methodological approach of a mixed research design, the current study was conducted as a follow-up to the quantitative study with a new sample to explore whether systematic differences in the interpretation of the survey items in the different countries might explain part of the variation in prevalence rates. The interviews showed that participants from the nine countries interpreted the items of the SAV-S in a similar way and as intended by the authors of the scale. Systematic differences between men and women in interpreting the survey items were revealed. Implications of the findings for conducting survey research on sexual aggression across cultures are discussed.  相似文献   
252.
Editorial     
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253.
We compared the ability of three different contextual models of lexical semantic memory (BEAGLE, Latent Semantic Analysis, and the Topic model) and of a simple associative model (POC) to predict the properties of semantic networks derived from word association norms. None of the semantic models were able to accurately predict all of the network properties. All three contextual models over‐predicted clustering in the norms, whereas the associative model under‐predicted clustering. Only a hybrid model that assumed that some of the responses were based on a contextual model and others on an associative network (POC) successfully predicted all of the network properties and predicted a word's top five associates as well as or better than the better of the two constituent models. The results suggest that participants switch between a contextual representation and an associative network when generating free associations. We discuss the role that each of these representations may play in lexical semantic memory. Concordant with recent multicomponent theories of semantic memory, the associative network may encode coordinate relations between concepts (e.g., the relation between pea and bean, or between sparrow and robin), and contextual representations may be used to process information about more abstract concepts.  相似文献   
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255.
Objective: To uncover the rationale underlying the perceived distinction between clusters of health behaviours by identifying cognitive constructs that differentiate among them, and creating a ‘cognitive profile’ for each behavioural cluster. Thus, different determinants and characteristics of health behaviours (e.g. ‘perceived behavioural control’, ‘impact on health’, ‘effort’, ‘non-health rewards’, ‘habit’) were used to compare health behaviour meta-clusters (physical and psychosocial) and clusters (e.g. nutrition behaviours, substance abuse, medical practices).

Methods: A sample of lay people (N = 1956) judged items representing behavioural clusters delineated in the Health Behaviour Taxonomy on 14 constructs.

Results: Significant differences emerged between the physical and psychosocial meta-clusters, as well as among their sub-clusters. For example, physical behaviours were higher on ‘perceived behavioural control’ and ‘impact on health’ compared to psychosocial behaviours, and nutrition was perceived highest on ‘effort’ and ‘non-health rewards’ compared to the other clusters of the physical meta-cluster.

Conclusion: The findings increase our understanding of the logic underlying lay people’s cognitive schema of health behaviour clusters. ‘Cognitive profiles’ that explain differences between the clusters were identified, which can be used to design health messages and interventions targeting multiple health behaviours.  相似文献   

256.
In a Stroop task, participants can be presented with a color name printed in color and need to classify the print color while ignoring the word. The Stroop effect is typically calculated as the difference in mean response time (RT) between congruent (e.g., the word RED printed in red) and incongruent (GREEN in red) trials. Delta plots compare not just mean performance, but the entire RT distributions of congruent and incongruent conditions. However, both mean RT and delta plots have some limitations. Arm-reaching trajectories allow a more continuous measure for assessing the time course of the Stroop effect. We compared arm movements to congruent and incongruent stimuli in a standard Stroop task and a control task that encourages processing of each and every word. The Stroop effect emerged over time in the control task, but not in the standard Stroop, suggesting words may be processed differently in the two tasks.  相似文献   
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258.
This study examines associations of immigrants' well‐being with the discrepancies they perceive between their own acculturation attitudes and the acculturation expectations of members of the host society. A hundred immigrants to Israel from the former Soviet Union reported their personal value priorities, their satisfaction with life, their attitudes towards acculturation, and their beliefs about what members of the dominant society require of them. The immigrants believed that Israelis want them to relinquish their distinctive identity and to assimilate more than they themselves wish to do. As hypothesized, perceived pressure to assimilate correlated negatively with life satisfaction only among those who value conformity, but not among others. Copyright © 2000 John Wiley & Sons, Ltd.  相似文献   
259.
In 4 studies, the authors tested the contributions of visual, kinesthetic, and verbal knowledge of results to the adaptive control of reaching movements toward visual targets. The same apparatus was used in all experiments, but the procedures differed in the sensory modality of the feedback that participants (N s = 5, 5, 6, and 6, respectively, in Experiments 1, 2, 3, and 4) received about their performances. Using biased visual, proprioceptive, or verbal feedback, the authors introduced a 5 degrees shift in the visuomanual relationship. Results showed no significant difference in the final amount of adaptation to the mismatch: On average, participants adapted to 79% of the perturbation. That finding is consistent with the view that adaptation is a multisensory, highly flexible process whose efficiency does not depend on the sensory channel conveying the error signal.  相似文献   
260.
The purpose of this research was to identify the number of sessions required for a new investigator to become proficient at evoking an H-reflex in the flexor carpi radialis (FCR), in comparison to an experienced investigator. 31 students from Brock University in the greater Niagara region (16 women M age = 32.2, SD = 8.9 yr.; 15 men M age = 27.8, SD = 7.8 yr.) with no known neurological disorders volunteered and completed two test sessions performed by either an experienced or a novice investigator. In randomized order, both investigators stimulated each subject's median nerve 10 times, once every 15 sec. Each session included the measurement of the subject's flexor carpi radialis maximal M-wave amplitude and H-reflex amplitude and latency with surface electromyographic electrodes. The intraclass correlation coefficients (ICC) indicated an adequate correlation between investigators for both M-wave maximal amplitude and H-reflex at 5% of the M-wave maximal amplitude (.84 and .70, respectively). However, there was a low correlation (.38) between the latency values obtained by the two investigators. The peak-to-peak amplitudes of the H-reflex and M-wave do not appear to be influenced by experience of the tester. The latency of the response, however, appears to have an associated learning curve, improving in consistency with increasing practice of tester.  相似文献   
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