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서성옥,소애영 한국지역사회간호학회 2016 지역사회간호학회지 Vol.27 No.1
Purpose: The purpose of this study was to examine the depression and cognitive function of community-dwelling older adults. Methods: 243 aged over 65 in Won-Ju in South Korea participated in this study. Data were collected from April to June 2013 through interviews. This study utilized the Geriatric Depression Scale Short Form, the Korean version of MMSE-DS (MMSE for Dementia Screening), and infirmity testing for basic health status. Descriptive statistics, χ², t-test, ANOVA, Scheffé’s test, and Pearson’s correlation coefficient were used. Results: 75.3% of the participants belonged to the depression group, and the prevalence of cognitive impairment was 17.3%. There were significant differences in depression and cognitive function according to gender, educational level, type of insurance, subjective health, frailty, and whether to be a client of home care service. The level of depression was significantly higher and the level of cognitive functions was significantly lower in older adults in home care services than in community- dwelling older adults. Conclusion: This study is meaningful in that it included older adults in home care services to provide information to develop effective prevention programs for improving cognitive functions. The results of this study can be used to develop future community prevention and intervention.
서성옥,방효원,조성일,엄대용,이상돈 중앙대학교 의과대학 의과학연구소 1987 中央醫大誌 Vol.12 No.3
Effects of vanadate on the isometric contraction, membrane potential and its maximal rate of depolarization of rabbit ventricular papillary muscles were recorded in normal Tyrode solution and 19mM K^+ Tyrode solution. Following results were obtained: 1. Vanadate increased the isometric contractions in normal Tyrode and 19mM K^+-Tyrode solution in a dosedependent manner. 2. Vanadate increased the duration and Vmax of slow action potential. 3. Vanadate induced slight hyperpolarization of unstimulated quit preparations in normal and high K^+-Tyrode solution. 4. Effects of vanadate which were observed in K^+-depolarized preparations were reversed by diltiazem, a calcium channel blocker. It could be conciuded that vanadate has positive intropic effect by increasing Ca-current in the papillary mucles of the rabbit.