• The Journal of Korean Physical Therapy
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• v.29 no.6
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• pp.303-306
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• 2017

Purpose: Gait variability is defined as the intrinsic fluctuations which occur during continuous gait cycles. Increased gait variability is closely associated with increased fall risk in older adults. This study investigated the influence of attention-demanding tasks on gait variability in elderly healthy adults. Methods: We recruited 15 healthy elderly adults in this study. All participants performed two cognitive tasks: a subtraction dual-task (SDT) and working memory dual-task (WMDT) during gait plus one normal gait. Using the $LEGSys^+$ system, we measured the coefficient of variation (CV %=$100{\times}$[standard deviation/mean]) for participants' stride time, stride length, and stride velocity. Results: SDT gait showed significant increment of stride time variability compared with usual gait (p<0.05), however, stride length and velocity variability did not difference between SDT gait and usual gait (p>0.05). WMDT gait showed significant increment of stride time and velocity variability compared with usual gait (p<0.05). In addition, stride time variability during WMDT gait also significantly increased compared with SDT gait (p<0.05). Conclusion: We reported that SDT and WMDT gait can induce the increment of the gait variability in elderly adults. We assume that attention demanding task based on working memory has the most influence on the interference between cognitive and gait function. Understanding the changes during dual task gait in older ages would be helpful for physical intervention strategies and improved risk assessment.

• Journal of Community Nutrition
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• v.2 no.1
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• pp.36-49
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• 2000

Evaluation of nutritional status is an essential element in providing appropriate intervention strategies to achieve the highest level of health, Nutritional assessment of the older population is complicated by many factors which do not significantly affect the nutritional status in young adults, therefore, it should be considered in two ways; community-dwelling elders group and hospitalized or institutionalized elderly group. To sort out the individuals with nutritional problems in a community efficiently, nutrition screening tools must be simple, relatively inexpensive, and applicable to a large number of subjects. Combination of tools and indicators such as 24-hour food recall, body weight and height, and questionnaires on eating practices, and the presence of chronic diseases is practically applicable as basic tools of nutritional screening of older age group. However, the lack of validated screening techniques remains a barrier in improving nutrition. Validation is only limited to energy, BMI, protein intake of the older populations living in western countries. Further refinement of nutritional assessment tools is demanded to figure out whether those are practically applicable to community-living older adults in Asian Society. A careful and systematic evaluation of nutritional assessment tools should be carried out prior to implementation of stepwise nutrition service to the heterogeneous older population. For an in-depth nutritional assessment at the individual level, we need to extend research efforts to clarify the requirements of nutrients due to aging and diseases. More cost-effective method that will allow rapid analysis of survey results are needed so that information can be readily available to policymakers.

• Journal of The Korean Society of Inherited Metabolic disease
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• v.13 no.1
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• pp.1-19
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• 2013

Inherited metabolic disorders are individually rare but as a whole, they are nor rare. Since Archibald Garrod introduced a concept of "inborn error of metabolism" or "chemical individuality", more than 600 diseases are currently known, affecting approximately one in 500 newborns cumulatively. They frequently manifest with acute, life-threatening crisis that requires immediate specific intervention or they present with insidious diverse symptoms and signs involving multiple visceral organs or tissues as well as central nervous system, hampering a correct diagnosis. In addition, many pediatricians are not familiar with all diagnostic and therapeutic strategies for diverse inherited metabolic disorders. However, the prognosis of affected children are heavily dependent on rapid and effective treatment. In this lecture, practical guidelines for the specific diagnosis based on diverse clinical features of inherited metabolic disorders will be described. Many sophisticated laboratory tests are available for the confirmatory diagnosis of each disease, which is challenging to general pediatricians with respect to knowledge about biochemical metabolite assay test, enzymatic test and DNA diagnostic tests. Sample collections, indications, methods and interpretation of results in varying laboratory tests will be listed as well.

• Journal of Community Nutrition
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• v.5 no.4
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• pp.209-217
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• 2003

The food and nutrition system is a network of processes linking agriculture, food, eating, nutrition, and health. The system includes a series of nine stages (production, processing, distribution, acquisition, preparation, consumption, digestion, transport, and utilization) and two types of contexts (biophysical and sociocultural). Analysis of whole food and nutrition systems provides information about the structure and processes involved in the complete scope of food and nutrition, assisting in the identification of ″upstream″ influences and ″downstream″ consequences in the system. The current analysis gathered existing data about the food and nutrition system in South Korea from public sources and professional publications, and interpreted that information to consider how different elements of the system contribute to health. The findings revealed that South Korea has substantial domestic food production and processing supplemented by imports, widespread food distribution in markets and a growing number of Korean and Western restaurants, a relatively low percentage of household income spent on food, growing use of new food preparation methods such as microwave ovens, a rice/vegetable/fish based three-meal consumption pattern, few recorded digestive problems, increasing calorie storage as body fat, and a relatively low chronic disease prevalence compared to other developed societies. Examination of the full scope of the food and nutrition system provides a broad perspective using whole system thinking that can identify potential strategies for future research and intervention.

• Journal of Home Health Care Nursing
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• v.21 no.2
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• pp.101-109
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• 2014

Purpose: The purpose of this study was to identify the difference in health behavior according to the anger expression styles in patients with coronary arteries disease. Methods: Participants included 99 patients with coronary artery disease who were treated with a percutaneous coronary intervention in K University Hospital in Seoul, from January to March 2012. The survey data were collected using the Anger Expression Inventory Korea Version and the Health Promoting Lifestyle Profile Version 2. The data were analyzed using descriptive statistics, acluster analysis, chi-square test,and ANOVA with the PASW 19.0program. Results: The anger expression styles identified from the cluster analysis were anger-control type(43.3%), anger-in/out type(42.4%), and high anger expression type(14.4%). The total score of the Health Promoting Life style Profile for the anger-control type was significantly higher than the other two types. Additionally, anger-control type showed significantly higher scores than the other two types in all domains of the Health Promoting Life style Profile. Conclusion: These results indicated that higher levels of anger-in and anger-out increased the risk of adverse health behavior and that anger control strategies could have some benefit in reinforcing healthy behavior in patients with coronary artery disease.

• Journal of Home Health Care Nursing
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• v.27 no.2
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• pp.189-197
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• 2020

Purpose: The purpose of this study was to examine the relationship between sleep duration, quality of sleep and depression, and to identify the factors associated with depression in middle school students. Methods: This study used a cross-sectional design with secondary data, middle school student panel data from the Korean Children and Youth Panel Survey (2018), and data from a total of 2,590 students was used for analysis. For the statistical analysis, t-test, ANOVA, and hierarchical multiple regression were performed using SPSS ver. 26. Results: The mean depression score in adolescents was 17.99±6.38. Depression had significant differences according to sleep duration and quality. Adolescents with less than eight hours of sleep showed the highest depression, and poor sleepers showed higher depression scores than good sleepers. Gender, school achievement, school satisfaction, economic status, and exercise time were found to significantly relate to depression. After controlling for general characteristics, depression explained 17.2% of the variance in quality of sleep (β=-.15, p<.001) and sleep duration (β=-.04, p=.022). Conclusion: These findings indicate that it is necessary to develop intervention strategies to enhance the quality of sleep and appropriate sleep duration for preventing depression in adolescents.

• Child Health Nursing Research
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• v.23 no.2
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• pp.127-136
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• 2017

Purpose: This study was done to identify the level and correlation of knowledge and practice of fever management at home and provide data for the development of an intervention program to improve the fever management ability of mothers of preschool age children. Methods: Participants were 112 mothers with children between 1 and 6 years of age and attending one of three daycare centers located in J city. The participants had a history of using medication and tepid massage. Data were collected during April, 2016. Results: The mean scores were 27.55 (correct answer rate 70.64%) of 39 for knowledge, and 75.93 of 92 for fever management practice. There were significant differences in scores for knowledge according to the number of children and number of visits to doctors for treatment of a fever. There were no differences in scores for practice. There was a positive correlation between knowledge and practice. Conclusion: Results indicate that mothers' knowledge and practice of childhood fever management were insufficient to provide accurate management of childhood fevers. Therefore, to improve the mothers' ability to provide appropriate fever management, educational strategies that focus on increasing knowledge need to be developed.

• The Journal of Korean Academic Society of Nursing Education
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• v.21 no.1
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• pp.65-74
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• 2015

Purpose: This study was carried outto compare dietary self-efficacy, obesity stress, and obesity-related quality of life (OQOL) according to BMI and stages of change in vegetable consumption. Methods: A convenience sample of 326 nursing students agreed to complete a questionnaire. Data were collected from October 7 to October 18, 2013. Results: Obesity stress and obesity-related quality of life were significantly different according to BMI. Dietary self-efficacy showed a significant difference between the pre-contemplation/contemplation stage, preparation stage, and action/maintenance stage (F=50.18, p<.001). With obesity stress, there was a significant difference between the PC/C, P, and A/M stages (F=17.63, p<.001). Dietary self-efficacy had a positive correlation with OQOL (r=.11, p<.001) and a negative correlation with obesity stress (r=-.14, p=.012). And obesity stress had a negative correlation with OQOL (r=-.45, p<.001). Conclusion: These findings emphasize that nutritional-intervention programs for changes in behavior during the PC/C and P stages of change in vegetable consumption need to develop strategies to enhance dietary self-efficacy for nursing students.

• Korean Journal of Occupational Health Nursing
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• v.15 no.1
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• pp.50-57
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• 2006

Purpose: The purpose of this study was to research the health belief, perception and need of prevention program for musculoskeletal disease of office workers in a public corporation. Method: We surveyed 339 office workers at a industry based in Ahn Yang, Kyunggi Province, with questionnaires, during the period June 3rd - June 18th, 2004. Result: Forty-four percent of the subjects said they had musculoskeletal symptoms, and 10.9% said they had received medical treatment for musculoskeletal disease in the last year. Factors that affected perception of musculoskeletal disease were appeared to be perceived severity, perceived barrier, cue to action, marital status, regular exercise and age, and they explained 23.2% of perception of musculoskeletal disease. Factors that affected need of prevention program appeared to be perceived susceptibility, perceived severity, perceived benefit and PC using hours, and they explained 20.8% of need of prevention program. Conclusion: In conclusion, we suggested that in management the prevention of musculoskeletal disease for office workers, it should be considered nursing intervention strategies to reinforce health belief.

• Journal of Preventive Medicine and Public Health
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• v.53 no.2
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• pp.135-142
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• 2020

Objectives: In recent years, multiple studies have investigated the issue of intimate partner violence (IPV) in Korea. However, most of those studies have focused on IPV against women, while overlooking the problem of men IPV victimization. Considering this, the current study identified risk and protective factors for IPV and examined their influence on IPV victimization among Korean men. Methods: We used a nationally representative sample of 1668 Korean men from the 2013 Korea National Survey on Domestic Violence. The associations between potential IPV risk factors and different types of IPV were investigated using univariate and multivariate logistic regression. Specifically, separate analyses were conducted of 5 types of IPV (neglect, controlling behaviors, emotional violence, economic violence, and physical violence). Results: The prevalence of IPV among Korean men and women showed only marginal gender differences. Controlling behaviors (men, 23.3%; women, 23.9%) and emotional violence (men, 16.5%; women, 18.8%) were the most common types of IPV reported, followed by neglect (men, 11.2%; women, 11.7%). Separate logistic regression analyses for the 5 subtypes of IPV revealed that mutual IPV was a strong predictor of IPV. Men who abused their wives were more likely to experience neglect (odds ratio [OR], 29.24; p<0.01), controlling behaviors (OR, 36.61; p<0.01), emotional violence (OR, 58.07; p<0.01), economic violence (OR, 18.78; p<0.01), and physical violence (OR, 38.09; p<0.01). Conclusions: The findings of this study suggest that IPV intervention strategies should particularly focus on couples whose relationship is characterized by patterns of bidirectional violence.