2 resultados para young adults

em Chinese Academy of Sciences Institutional Repositories Grid Portal


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It was a study of the effect of non-cognitive factors on cognitive aging. The purpose of the study was to research the effect of attitude towards aging on memory performance of the elderly, and trying to explore the mechanism of the attitude towards aging on memory performance. The entire study was divided into three phases and included six experiments. The questionnaire of attitude towards aging was compiled in phase 1. Then the validity and reliability of it was tested in the elderly. The self-esteem scale was also tested as above. These prepare the instruments for the study. It was a static study in phase 2. Through comparing the old groups in different environment, analyzing relationship between different non-cognitive factors and memory performance in the old subjects in identical environment, the paths of the effect of the attitude towards aging on memory performance was explored. It was a dynamic study in phase 3. By changing attitude towards aging of the elderly with direct thinking (positive, negative), the effect on memory performance was observed and the mechanism was explored. Main results: 1. The validity and reliability of the questionnaire towards aging were good. Its construct had two factors (positive, negative). Both reliability of retest and split test were over 0.90. 2. Direct thinking task was able to change the attitude towards aging effectively in old or young adults. The scores of the attitudes towards aging between positive and negative thinking subjects were different significantly. 3. The effect of attitude towards aging on memory performance was significant. The results in static or dynamic condition showed that the elderly with higher score of the questionnaire of attitude towards aging (more positive), their memory self-efficacy and memory performance were higher. In the opposite (negative), they were lower. 4. Mechanism of the effect of the attitude towards aging on memory performance: in static condition there were two paths i.e. direct path and through memory self-efficacy; in dynamic condition, besides the two paths, emotion change constituted another path. 5. Different non-cognitive factors have different effect on psychological function. The results of this study found that self-esteem has no significant correlation with memory performance, but correlates with depression; The factor of education has effect on many non-cognitive factors and memory performance.

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The research has studied, how Selectivity of attention develops from children (grade 2) to young adults (undergraduates) by the means of incidental learning tasks, in which two variates were used. One was the Semantic relation between target and context, the other was methods of processing (identifying) target. The results were: (1) Selectivity of attention develops with increasing of age. (2) Selectivity of attention is more greatly affected by the semantic relation between target and context with increasing of age. The phenomeon may be caused by that the adults are more proficient in processing semantic information than the children. (3) The older the individual is, the less Selectivity of attention is affected by the processing methods. It perhaps proves that the adults process semantic information more automaticly.