• Annals of Clinical Neurophysiology
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• v.7 no.2
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• pp.83-87
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• 2005

Background: The study of the medial antebrachial cutaneous nerve (MABCN) is an underused electrodiagnostic tool. But its use is often crucial for assessing mild lower brachial plexus or MABCN lesions, and sometimes for differentiating an ulnar mononeuropathy from a lower brachial plexopathy. This study was designed to know the difference of amplitude and velocity in a stimulation method (orthodromic vs antidromic), side of an arm and sex according by age. Method: MABCN conduction studies were performed orthodromically and antidromically in 90 subjects (42 women and 48 men, ranging from 22 to 79 years of age). We divided subjects into three groups by age (group 1: 20-39 years, group 2: 40-59 years, group 3: 60-79 years). The mean sensory nerve action potential amplitudes and sensory nerve conduction velocities in each group was compared by stimulation method, side of an arm and sex. Result: The amplitudes and velocities made a significant difference between orthodromic and antidromic method in all age groups. At comparison in amplitude and velocity by side of an arm, only amplitude was significantly higher in right arm than left by any stimulation method. The amplitudes and velocities were of no statistically differences in sex except amplitude checked orthodromically in right arm. Conclusion: This study suggests that there is the differences in conduction study of MABCN by stimulation method and side of an arm.

• Korean Journal of Child Studies
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• v.17 no.2
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• pp.221-233
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• 1996

The purpose of the present study was to investigate the effects of age, sex, cognitive style and reward presentation on delay of gratification. The subjects of this study were 120 children 4, 6 and 8 years of age attending preschool and an elementary school in Pusan. They were identified as impulsive or reflective according to their performance on Kagan's Matching Familiar Figures Test. The levels of reward presentation consisted of the reward which was presented physically and the reward which wasn't presented physically. Length of waiting time was recorded as the measure of maintenance of delay of gratification. The data of this study were analyzed with Two-way ANOVA, Duncan's Multiple Range Test. The major finding were as follows: (1) Delay time increased with age. (2) No sex difference is found in delay time. (3) Reflective children delayed longer than impulsive children in all age groups. (4) The reward which wasn't physically presented produced loner delay time than the reward which was physically presented in all age groups.

• Korean Journal of Clinical Laboratory Science
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• v.40 no.2
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• pp.142-146
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• 2008

Facial palsy is a general nerve disease which is occurred in a lateral incomplete or complete facial palsy. But it makes man restrict a social activity and so it is very important that we know the prognosis factors of a patient for medical care. We want to investigate the position and the patterns of the facial palsy according to sex and age. In this study, we performed the excitability test of the facial nerve on 103 patients (male 45 and female 58) which diagnosed as the Bell's palsy having an acute facial palsy, and the rate of the facial palsy was 42% (43 case) in right oculi and 58% (60 case) in left oculi. The facial palsy was appeared widely from young to elderly patients and especially, the rate of the facial palsy was high in age groups from 40 to 50.

• Journal of Korean Foot and Ankle Society
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• v.10 no.2
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• pp.196-200
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• 2006

Purpose: To study prognostic factors of unilateral calcaneus fracture underwent surgery. Materials and Methods: We selected appropriate 60 cases of 236 calcaneus fracture cases between March 1985 and March 2004, and analyzed the correlation between sex, age, smoking, injury mechanism, Essex-Lopresti classification of calcaneus fracture, preoperative Bohler angle, postoperative Bohler angle, postoperative 1 year Bohler angle and Visual Analogue Scale (VAS), P.S. Kerr's Calcaneal Fracture Score (CFSS). The average age was 41.4 and average follow up period was 74 (12 to 240) months. Results: For follow up period, average VAS is 3.43 and CFSS is 81.23. The sex, age, smoking, injury mechanism, and preoperative, postoperative, postoperative 1 year Bohler angle had no correlation with the prognosis. But the Essex-Lopresti classification of calcaneus fracture, tongue type had better prognosis than joint depression type (VAS : p=0.041, CFSS : p=0.021). Conclusion: In unilateral calcaneus fracture, the sex, age, smoking, injury mechanism, preoperative Bohler angle, postoperative Bohler angle, postoperative 1 year Bohler angle had no correlation with the prognosis of fracture, but in Essex-Lopresti classification, the tongue type fracture had better prognosis than the joint depression type.

• The Korean Journal of Food And Nutrition
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• v.30 no.2
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• pp.345-355
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• 2017

The purpose of this study is to provide basic data for the development direction and strategy for medicines through analysis of differences in choice attributes according to customers awareness of medicines and experience. In order to achieve the purpose of this study, a questionnaire survey was conducted on dietary education among national network trainees and lecturers by the Ministry of Food, Agriculture, Forestry and Livestock in Daegu, Gyeongsan, and Ulsan, Seoul from December 5, 2016, respectively. First, factor analysis results showed that six factors were extracted with respect to the choice of the restaurant. Second, the difference in each factor according to the recognition and experience of medicinal herbs was the health related factor as sex, females, age 50~59 years, companion others, and publicity and advertising' factors were more important for publicity and advertisement when the gender was female, the customer's age was 40~49 years, the companion was other, and the time of use was during the weekend. Among the factors related to 'getting dressed', the more important gender was female, age 40~49 years, and the other partner, The factors related to 'time' were as follows: sex, age, age 20~29 years, no accompanying companions, no time of use, and time importance. The 'menu' factors were more important for men, gender, women, age 40~49 years, companion for guitar, and usage time for weekend dinner. The 'service' factors were more important in 'service' as sex, male age, age 20~29, companion family, usage time, and weekend dinner.

• Journal of Korean Public Health Nursing
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• v.26 no.3
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• pp.389-403
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• 2012

Purpose: The purpose of this study was to identify the effect of sexual education on sex knowledge and attitude in elementary school students. Method: Questionnaire data were collected from 4 elementary schools located in Y-gu, Seoul. Final participants included 512 older school-age children. Results: There were significant differences in the degree of sex knowledge (t=-28.35, p<.001) and attitude (t=-18.44, p<.001) between the pretest and the post-test. The degree of sex knowledge changed significantly according to grade, sex, and experience with sex-related questions, and the degree of sex attitude changed significantly according to grade and sex. There was a significant correlation in the degree of change between sex knowledge and attitude (r=.28, p<.001). Conclusion: In this study, sex education for elementary school students effectively changed sex knowledge and attitude. Sex education is recommended elementary school students as well as adolescents in order to encourage responsibility in desirable sex behavior.

• Journal of Families and Better Life
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• v.10 no.2
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• pp.51-59
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• 1992

Previous studies indicated that unmarried persons are subject to higher mortality than the married, and that the differentials are more marked for male than for females. There are two major approaches to explaining the marital status differentials in mortality ; selection function and protection function of marriage. Following protection fucntion, this study develops the new "instrumental / expressive sex-role" hypothesis in order to explain why marriage protects males more against death. The hypothesis expects that male's instrumental role and female's expressive role have direct effect as well as indirect effect through social integration on sex differential mortality by marital status. for the hypothesis testing, Korea and US vital statistics and census data are used to compute age-specific , age-adjusted mortality rates and their ratios for persons in different marital status. Major findings are as follows. 1)For both Korea and US being married is more advantageous to males than females, ad being widowed, divorced, and separated is more disadvantageous to males, while being never-married is more disadvantageous to females, 2) For Korea, the never married men and women have the highest mortality rates, 3) For US the never married women have the highest mortality rate, while the divorced, separated, and widowed men have the highest mortality rate. Fro both Korea and US data, selection function is rejected, but instrumental/expressive sex-role hypothesis succeeds in accounting for the sex and marital status differential in mortality.

• Journal of Family Resource Management and Policy Review
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• v.23 no.3
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• pp.25-42
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• 2019

The purpose of this study was to identify the effects of wives' economic contributions and sex-role attitudes on couples' decision-making for use in family education and to improve stable couple relationships. This study targeted 286 married women who have a child or children. The main results of this study indicate that almost half of the participants showed that their couple decision-making, economic resource contributions and sex-role attitudes were husband-dominated. Additionally, the participants' most modern sex-role attitudes were toward gender stereotypes, though the most conservative attitudes were toward women and men's household lives. The variables that distinguished between husband-dominated and equality couples were age, education level, spouse's average income and resource evaluation; related, age, education level, spouse's average income, contribution toward household management and the occupational life of the woman were the variables that distinguished between husband-dominated and wife-dominated couples. This study also revealed the variables that affect couples' decision- making, demonstrating the necessity of considering several variables in the approach to the decision-making process of individual couples.

• Asian Pacific Journal of Cancer Prevention
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• v.15 no.2
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• pp.671-676
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• 2014

Objective: The objective of this study was to establish a program model for use in wide-spread cervical cancer screening. :Methods: Cervical cancer screening was conducted in Zhongshan city in Guangdong province, China through a coordinated network of multiple institutes and hospitals. A total of 43,567 women, 35 to 59 years of age, were screened during regular gynecological examinations using the liquid-based ThinPrep cytology test (TCT). Patients who tested positive were recalled for further treatment. Results: The TCT-positive rate was 3.17%, and 63.4% of these patients returned for follow-up. Pathology results were positive for 30.5% of the recalled women. Women who were younger than 50 years of age, urban dwelling, low-income, had a history of cervical disease, began having sex before 20 years of age, or had sex during menstruation, were at elevated risk for a positive TCT test. The recall rate was lower in women older than 50 years of age, urban dwelling, poorly educated, and who began having sex early. Ahigher recall rate was found in women 35 years of age and younger, urban dwelling, women who first had sex after 24 years of age, and women who had sex during menstruation. The positive pathology rate was higher in urban women 50 years of age and younger and women who tested positive for human papillomavirus. Conclusion: An effective model for large-scale cervical cancer screening was successfully established. These results suggest that improvements are needed in basic education regarding cervical cancer screening for young and poorly educated women. Improved outreach for follow-up is also necessary to effectively control cervical cancer.

• Korean Journal of Child Studies
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• v.24 no.5
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• pp.1-14
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• 2003

The present study examined the symbolic levels of early pretense in 67 children from 19 to 48 months of age. Subjects were selected from 3 non-profit, play oriented daycare centers. Children were observed during free play. Age and sex differences were examined with 2-way ANOVA performed on case analyses of individual children. Results showed that the symbolic level of pretense increased with age, but no significant sex differences were found. Some children below 2 years of age showed high levels of symbolic play, presenting the possibility of high levels of representational thinking from this early age.