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다이어트 경험 대학생의 다이어트 행동 실태와 관련 요인 분석
김미라(Meera Kim),김효정(Hyochung Kim) 동아시아식생활학회 2008 동아시아식생활학회지 Vol.18 No.1
This study examined the dieting behaviors and diet-influencing factors among college students in the Youngnam region. The data were collected by a self-administered questionnaires during May, 2007. One hundred-ninety samples were ultimately analyzed by SPSS Windows. The results were as follows. First, when comparing calculated BMI with perception of individual body image, many respondents regarded themselves as overweight although they were within normal BMI. Second, over four-fifths of the respondents indicated they were concerned with diet, and many respondents answered that they needed education and information on dieting. In terms of diet knowledge, the mean for correct answers was 77.9%. Mass media were very important sources for acquiring diet information, and the most popular dieting method was fasting therapy. The results of regression analyses to determine the factors affecting several dieting practices showed that grade, monthly allowances, diet awareness, diet knowledge, perception of individual body image, and BMI were significant.
주부들의 식생활 라이프스타일에 따른 고추장 소비 행태에 관한 연구
김미라(Meera Kim),김효정(Hyochung Kim) 동아시아식생활학회 2009 동아시아식생활학회지 Vol.19 No.1
The purpose of this study was to investigate consumption behaviors regarding red pepper paste according to the food-related lifestyles of housewives. Data were collected from 210 housewives living in the Gyeongnam region of Korea through a self-administered questionnaire on November, 2008. Frequencies, factor analysis, Cronbach's alpha, cluster analysis, one-way analysis of variance, and chi-square tests were conducted using SPSS v. 14.0. Food-related lifestyles were categorized into one of five factors: popularity-seeking type, health-seeking type, convenience-seeking type, safety-seeking type, and taste-seeking type. In addition, the respondents were divided into four groups by cluster analysis: safety-seeking group, convenience-seeking group, popularity-seeking group, and taste-seeking group. The chi-square tests revealed that there were significant differences in awareness regarding how to prepare red pepper paste, the reason for buying it at the market, where to buy it, where to obtain information regarding it, the most important factor considered when buying it, and the reason for dissatisfaction with it at the market.
Poly(3 - Hydroxybutyric Acid)와 Chitosan 블렌드 필름의 기체 투과도, 유지 투과도 및 생분해도
김미라(Meera Kim) 한국식품영양과학회 2004 한국식품영양과학회지 Vol.33 No.7
PHB/chitosan 필름의 수분 투과도는 PHB 필름에서 280.25g/㎡ㆍ24 hr로 가장 높았고 chitosan의 함량이 증가할수록 수분 투과도는 낮아지는 경향을 보였다. PEG가 첨가된 PHB/chitosan 필름에서도 PHB-P 필름의 수분 투과도가 294.5 g/㎡ㆍ24 hr로 가장 높았고, chitosan의 함량이 증가할수록 수분 투과도는 낮아졌다. 산소 투과도의 경우 PHB 필름이 0.026×10-10 ㎤ (STP) ㎝/㎠ㆍsecㆍ㎝Hg로 가장 높았으며 chitosan의 첨가 비율이 증가할수록 산소 투과도는 낮아졌다. 또한 가소제인 PEG가 첨가되지 않은 필름이 PEG가 첨가된 필름보다 산소 투과도가 더 낮았다. 유지 투과도에서는 PHB와 PHB-P를 제외한 필름들이 24시간동안 유지를 통과시키지 않아 유지 차단성이 우수한 것으로 나타났다. 필름의 생분해도 측정시 필름을 첨가하지 않은 대조군에 비해 필름이 첨가된 실험군의 산소 소모량이 높아 필름이 생분해되고 있음을 확인할 수 있었으며 필름의 PHB의 비율이 높을수록 분해도가 높은 것으로 나타났다. The blend films of poly(3-hydroxybutyric acid) (PHB) with chitosan were prepared and water vapor transmission rate, oxygen permeability and lipid permeability of the PHB/chitosan films were measured. Additionally, the biodegradability of the PHB/chitosan films was also evaluated. Water vapor transmission rate and oxygen permeability of the films decreased by the addition of chitosan. The addition of polyethylene glycol (PEG, plasticizer), however, increased the water vapor transmission rate and oxygen permeability of the films. In the evaluation of lipid permeability, all the films except PHB (the film made of only PHB) and PHB-P (the film made of PHB and PEG) did not permeate beef tallow for 24 hours. The consumed oxygen for PHB/chitosan films during incubation was greater than that for the control on the biodegradability determination of the films, which implies that PHB/chitosan films were degraded by the microorganisms. The higher PHB ratio of the films was, the faster biodegradation of the films occurred.
영남지역 대학생의 식품 위생 및 안전성에 대한 인식도와 정보획득행동에 관한 연구
김미라(Meera Kim),김효정(Hyochung Kim) 동아시아식생활학회 2012 동아시아식생활학회지 Vol.22 No.2
This study examined awareness and information acquisition behavior regarding food hygiene and safety and information search behavior of college students. The sample was obtained from 284 students in Yeungnam region through a self-administered questionnaire. To describe characteristics of the respondents, frequency distributions were used. In addition, t tests, analysis of variance and Duncan multiple range tests were conducted. Data were analyzed by SPSS Windows V.18.0. The results of the study were as follows: (1) most respondents were concerned about food hygiene and safety. They were mostly interested in the expiration date label on breads, milk/dairy products, fish products and meat products, and price of cookies. Many respondents answered that foods produced and distributed in Korea were not safe. The respondents were most worried about endocrine disruptors among various food risk factors. The respondents received information on food hygiene and safety from blogs, mini-homepages, or Kin-searches on the Internet, electronic media, and food labeling in decreasing order.
부산ㆍ경남 지역 소비자의 건강식품 섭취자와 비섭취자의 특성 비교 및 섭취 의도에 영향을 미치는 요인 분석
김미라(Meera Kim),임미경(Mee Kyoung Lim) 동아시아식생활학회 2007 동아시아식생활학회지 Vol.17 No.6
This study compared the characteristics between intake and non-intake respondents of health foods, and analyzed the factors affecting the willingness to consume health foods, in order to provide the educational program for the desirable choice of health foods. The data were collected from 453 adults living in Busan and Gyeongnam through a self-administered questionnaire and were analyzed using SPSS Windows. Approximately 49% of the respondents consumed health foods at the time of survey. According to the results of chi-square and t tests, there were significant differences between the intake and non-intake respondents by variables, which included sex, age, educational level, marriage status, monthly household income, concerns about health, self-evaluation of health status, self-evaluation of health status compared to the same age, concerns about health foods, awareness of health foods, and internal health locus of control. In addition, the results of multinomial logistic regression analysis showed that the factors affecting willingness to consume health foods in the future were sex, educational level, marriage status, concerns about health and health foods, awareness of health foods, powerful others health locus of control, internal health locus of control, and current intake of health foods.