• Journal of Korean Public Health Nursing
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• v.7 no.1
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• pp.67-79
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• 1993

This study was designed to identify the general health conditions and high risk factors of the male & female environmental workers. Thereby. the results of this study were to provide useful data as a contribution to knowledge for health protection and promotion. The data used for this study were environmental workers' physical examination cards; the male environmental workers were 52 persons. and the female environmental workers 52 persons. The data were analyzed by descriptive statistics, t-test, Pearson correlation, and distinction analysis, using the SPSS program. The results of this study can be summarized as follows; 1. Thers was a significant statistical difference between the two groups as to height. eyesight. serum GPT, hematocrit. The variables having little difference between two groups were weight. systolic blood pressure. total cholesterol. creatinine. 2. The rate of revealed in significant health examination was extra-health discrimination rate $28.8\%$, significant result of illness rate $12.5\%$. injury-inflicting rate $7\%$. second-time urine test $5.7\%$. antigen positive 3.8%. hearing impairment $2.8\%$, urine protein positive $1.9\%$. and urine sugar positive $1.9%$. 3. The workers diagnosed as extra-health discrimination were 30 persons or $28.8\%$. There was a difference between two groups on the prevalence. In the male environmental workers. ten times live problems and six times pulmonary tuberculosis and three times circulatory problems were revealed the higher than thoes of the female environmental workers. 4. In the male environmental workers, the relationship between age and systolic blood pressure revealed a significant correlation (r=0.22. p<0.05). In the female environmental workers. there was a negative correlation between age and weight (r= 0.25, p<0.05). the relationship between age and total cholesterol correlated positively (r=0.30, p<'0.05). 5. In the male environmental workers, there was a negative correlation between working career and creatinine(r=-0. 22, p<0.05) In the female environmental workers, there was a positive correlation between working career and total cholesterol (r= 0.58, p<0.01). 6. There were significant differences on working career and creatinine accdording to the male and female environmental workers who had any problems through x-ray inspection. 7. There were significant differences on height. eyesight. serum GPT according to the male and female environmental workers who were diagnosed as extra-health discrimination. 8. The female environmental workers who were diagnosed as 'care' were positively correlated with weight (r= 0.26. p<0.05)' and systolic blood pressure (r= 0.30. p<0. 05). on the other hand. the left and right eyesight correlated nagatively(r=-0.15. r=-0.33. p<0.01). 9. The most influential variables on the male and female environmental workers' health condition were working career, height. and weight. And these three variables could help determine the two groups at the level of 81. 8 percentage.

• Journal of Korean Public Health Nursing
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• v.21 no.2
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• pp.134-145
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• 2007

Purpose: To test the effects of health education on the blood pressure, knowledge, and self-care of visiting nursing clients. Methods: The study subjects were 96 participants who had been diagnosed with hypertension or had high risk factors for hypertension among those registered at a public health center in Seoul. The education program was individualized and delivered to enhance the management of hypertension including life-style modification, medication, and complication managements. Data were collected using questionnaires from May to December 2006 and analyzed using descriptive analysis, t-test, paired t-test, and ANOVA. Results: The blood pressure of the participants after the education was significantly decreased compared to before the education. Education also significantly affected the increases of knowledge of the disease and self-care capability. However, the blood pressure and self care were not significantly improved for the age group over 85 years. Conclusions: This study proves that the individualized health education for visiting nursing clients was effective in improving blood pressure, knowledge, and self-care of hypertension. However, it is necessary to develop strategies that are specifically targeted at particular age groups in order to improve the capability of self-care of hypertension.

• Journal of Nutrition and Health
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• v.31 no.2
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• pp.166-178
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• 1998

The purpose of this study was no investigate serum lipid levels of primary school children and to estimate their intakes of total fat and fatty acids. Subjects fasting blood samples were obtained and analyzed for serum triglycerides(TG), total cholesterol(Chol) and high density lipoprotein-cholesterol (HDL-Chol). Low density lipoprotein cholesterol (LDL-Chol), LDL-Chol/HDL-Chol ratio(LPH), and atherogenic index(AI) were calculated,. Dietary intake of nutrients was assessed by means of a 24-hour recall method using food models and other measuring tools . The serum levels of TG, Chol and LDL-Chol in girls were higher than those in boys, but the serum HDL-Chol level of girls was lower than that of boys. As the degree of obesity increased, the serum TG level of girls was lower than that of boys. As the degree of oesity increased , the serum TG level of girls increased. The serum LDL-Chol level was higher in obese boys than in normal ones. Percentage s of subjects at risk of cardiovascular disease based on corresponding criteria of TG, Chol,HDL-CHol and LDL-Chol were 25.9%, 7.6%, 20.7% and 10.1%, respectively. The serum TG level of children provided with the national school lunch program(NSLP) was lower than that of children without NLSP. The total fat intake of boys was higher than that of girls, but calorie-adjusted fat intake became similar between the two groups. Intakes of polyunsaturated fatty acids(PUFA), monounsaturated fatty acids(MUFA) and saturated fatty acids(SFA) were 13.3$\pm$9.5g, 16.1$\pm$9.3g and 21.4$\pm$14.2g in boys, respecitively , and 12.6$\pm$11.3g, 15.3$\pm$9.7g and 19.9$\pm$13.1g in girls, respectively . The ratios of polyunsaturated /monoun-saturated /saturated /saturated fatty acids(P/M/S) in boys and girls were 0.7/0.8/1.0 and 0.8/0.8/1.0 respectively. The ratios of $\omega$6/$\omega$3 fatty acids in boys and girls were found to be 12.1 /1.0 and 8.6/1.0 , respectively. These results indicated the urgent need of nutritional education in primary schools to prevent further increase in childhood obesity and hyperlipidemia . Therefore, this study will contribute to the establishment of dietary guidelines and health recommendation for school children.

• Nutritional Sciences
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• v.5 no.4
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• pp.234-244
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• 2002

This study was conducted to compare the rates of hyperlipidemia, hypertension, high blood glucose, and liver dysfunction, between 64 obese children (24 boys and 11 girls who were moderately obese, and 21 boys and 8 girls who were severely obese) and 45 normal weight children (31 boys and 14 girls) from 13 elementary schools in Kangnung city. Among the boys with severe obesity, the levels of serum triglycerides and LDL-cholesterol (133.60 $\pm$ 49.99 mg/dl and 105.00 $\pm$ 41.12 mg/dl( respectively) were significantly higher compared to the normal Weight group (81.16 $\pm$ 23.59 mg/dl and 87.74 $\pm$ 32.095 mg/dl, respectively) of moderately obese group (102.30 $\pm$ 36.03 mg/dl, 89.99 $\pm$ 32.10 mg/이, respectively). In girls, only serum triglycerides were significantly higher in the severely obese group (154.30 $\pm$ 46.84 mg/dl), compared with the normal weight group (80.00 $\pm$ 25.31 mg/dl) or moderately obese group (106.40 $\pm$ 41.73 mg/dl). In boys, blood pressure in the severely obese group (systolic: 120.5 $\pm$ 9.74 mmHg; diastolic: 80.95 $\pm$ 10.44 mmHg) was significantly higher compared with the groups of normal weight or moderately obese children. The rate of hypertriglyceridemia was significantly different among normal weight, moderately obese, and severely obese boys (9.7%, 41.7%, and 76.2%, respectively). The proportion of boys who had an Atherogenic Index(AI) higher than 3 was found to be significantly higher in the severely obese group (28.6%), compared to 6.5% in the normal weight group and 4.1% in the moderately obese group. Among boys, a significantly higher rate of hypertension was found in the severely obese group, which showed high systolic blood pressure and high diastolic pressure (81.0% and 81.0%), compared with the normal weight group (16.1% and 22.6%) and moderately obese group (33.3% and 33.3%). In conclusion, the diagnosis and management of obese children needs to be tailored to gender and the degree of obesity. Furthermore, a systematic management program needs to be developed for early screening and detection of obesity in order to minimize the risk of hyperlipidemia and hypertension, especially in severely obese children.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.20 no.11
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• pp.446-457
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• 2019

The purpose of this study was to analyze the association between family members and adolescent boys smoking. The data were evaluated by frequency analysis, 𝑥² test and logistic regression analysis using 27,276 people who responded to the 14th(2018) Korean Youth Risk Behavior Survey. Among male students, the nonsmoking rate was 91.5% and the smoking rate was 8.5%(2.5% of occasional smoking and 6.0% of frequent smoking). The study results showed that the smoking status of male students was varied significantly according to the number of smokers among the family members(p<0.001). Meanwhile, smoking based on the characteristics of socio-demographic factors was affected by grades, school records, economic status, and parents' educational background(p<0.001). Smoking by health factors showed a significant difference in alcohol consumption, suicidal thoughts, depression experiences, stress recognition, frequency of breakfast consumption, level of fatigue after sleep, and subjective perception of health(p<0.001). Male smokers were more likely to smoke when two family members smoked than only one(p<0.001). These results confirmed that smoking in boys was affected by the smoking status of family members and suggested that the smoking cessation program of family smokers can be effective in designing smoking cessation prevention and smoking cessation projects.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.19 no.3
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• pp.423-429
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• 2018

Objective: This study was conducted to investigate the effects of WBVE on biomechanical factor analysis of drop landing jumps before and after a four week training program. Methods: Participants were divided into two group: VEG (n=5, age: $25.7{\pm}2.3yrs$, height: $170{\pm}7.6cm$, weight: $69.3{\pm}8.3kg$) and OEG (n=5, age: $24.6{\pm}3.4yrs$, height: $164{\pm}4.9cm$, weight: $58.8{\pm}9.2kg$). Ten infrared cameras (Vicon, UK) with a sampling rate of 100 Hz were used in two GRF measurement systems (AMTI, USA). Results: The variability of the center of mass was largest at the falling phase, and there was a great risk of injury when landing after the jump. Second, the jumping heights of the VEG (vibration exercise group) were higher than those of the OEG (only exercise group), regardless of training period. Third, there were significant differences in the hip joint P1 (flexion) and knee joint P2 (extension) between the exercise groups after 4 weeks of training. However, there were no significant differences among training periods or phases. Conclusion: regardless of training periods, the VEG showed increased jump height compared with the OEG, but the consistency between the jump height and the lower joint power could not be determined.

• Asia-Pacific Journal of Business Venturing and Entrepreneurship
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• v.12 no.1
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• pp.47-60
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• 2017

This thesis examines the effects of entrepreneurship on the career maturity of middle school students through moderating the effects of 5 personality factors. For that purpose, we have conducted a survey for 500 middle school students. We measured three aspects suggested by Kang Byung Ho (2011) for the entrepreneurship. The career maturity test for middle and high school students(Yim un and so on, 2012) to test the career maturity of middle school students and measure items suggested by Lee Tae Gyu and Yun Hye Hyun(2008) to test the five-factor model as a tool. The results were acquired using an SPSS 22.0 program to analyze the research results as follows. Hypothesis 1. 'How much entrepreneurship has an effect on the career maturity of middle school students?' This has shown that the higher the entrepreneurship is, the higher the career attitude and career probing ability is. At the same time, the risk-taking in entrepreneurship has no significant effect on the career preparation action. Hypothesis 2. 'The five-factor model will affect the controlling of the relationship between entrepreneurship and the career maturity (career attitude, career probing ability and career preparation action) of middle school students.' This five-factor model has affected the relationship between the entrepreneurship and career attitude, the sub-area of career maturity. However, it has not affected the career probing ability and career preparation action, another sub-area of the career maturity. This study is useful because we have probed the effect of entrepreneurship on the career maturity of middle school students and the control-effect of the five-factor model. We suggest that this study will give a chance to middle school students to realize their career, to probe and design their career and to cultivate their ability to live a active life in 21th century.

• Asia-Pacific Journal of Business Venturing and Entrepreneurship
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• v.12 no.1
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• pp.25-31
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• 2017

The objective of this study is to find the failure factors of venture companies. We analyze 210 troubled venture companies, all of which have been under guarantee from the Korea Technology Finance Corporation over the last three years. Methods of analysis for failure factors are as follows. First, we categorize the failure factors into the four different types based on growth and profitability indicators in the financial statements of targeted venture companies. Then we analyzed the failure factors of the subject companies based on the troubled guarantee reports made by the Korea Technology Finance Corporation. If a venture company under its guarantee program falls into insolvency, the Korea Technology Finance Corporation make the troubled guarantee report to find out the failure factors and evaluate the recovery potentials. We identify 374 failure factors of venture companies through the analysis. The most prominent among them are deteriorating of business environments (79 factors) and decreasing or withdrawing orders from major suppliers (54 factors) due to bankruptcies or change in business plans. They are followed by slowing collection of accounts receivable (31 factors), dropping or frozen product price (24 factors) due to intensifying competition and escalating pressures from major suppliers, rising raw material costs both at home and abroad (21 factors). In addition, the nuclear power plant disaster in Japan, shut-down of the Kaesong Industrial Complex and subsequent lawsuits, delay in technology development projects, high cost-low efficiency management structure, etc., are also revealed as new factors causing trouble for venture companies.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.21 no.2
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• pp.304-314
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• 2020

This cross-sectional descriptive study investigated the influence of romantic relationships' characteristics, self-esteem and sexual autonomy on limerence in dating relationships among female college students who had or were currently engaged in a dating relationship. The data was collected through self-reported structured questionnaires from 167 female Korean college students using convenient sampling methods from November 25, 2012 to December 20, 2012. The data was analyzed using t-tests, one-way analyses of variance, Scheffe's test, Pearson's correlation coefficients, and multiple linear regression analysis with the IBM SPSS 23.0 program. The results showed that a significant difference was found in limerence according to the frequency of experiencing romantic breakup (F=4.16, p=.003), and limerence in dating relationships was negatively correlated with self-esteem (r=-.31, p<.001) and sexual autonomy (r=-.21, p=.006). Self-esteem and the frequency of romantic breakups explained 20% of limerence in dating relationships among the participants (F=8.03, p<.001). Therefore, as a strategy to solve the problems related to limerence during the period of dating, cognitive and educational interventions are needed to strengthen the self-esteem and sexual autonomy of college students who have had a high number of separations. In addition, early screening of college students with risk factors for limerence and providing problem-solving based counseling will help improve their psychological health.

• The Journal of the Korea Contents Association
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• v.13 no.3
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• pp.218-228
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• 2013

The objective of this study was to investigate the prevalence rate and correlates of weight control behaviors among adolescents in Korea. We analyzed data on 37,472 adolescents aged 12-18 years from the 2011 7th Korea Youth Risk Behavior web-based Survey. The results of this study was as following. First, the prevalence rate of healthy, unhealthy and extreme weight control behaviors was significantly higher in girls than in boys. Second, in both genders, healthy and unhealthy weight control behaviors were more common among obese adolescents than non-obese adolescents. But, use of diet pills were not prescription by doctor was more common in underweight boys and obese girls than others. Third, gender, school, family affluence scale, mother's education level, body shape perception(BSP), weight status predicted prevalence rate of healthy weight control behaviors. Gender, school, region, father's education level, BSP predicted prevalence rate of unhealthy weight control behaviors. Gender, school, BSP, weight status predicted prevalence rate of extreme weight control behaviors. These findings suggest the needs to design appropriate prevention program that can induce healthy weight control behaviors.