• Title/Summary/Keyword: Preventive strategies

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Mathematical Modeling of the Novel Influenza A (H1N1) Virus and Evaluation of the Epidemic Response Strategies in the Republic of Korea (수학적 모델을 이용한 신종인플루엔자 환자 예측 및 대응 전략 평가)

  • Suh, Min-A;Lee, Jee-Hyun;Chi, Hye-Jin;Kim, Young-Keun;Kang, Dae-Yong;Hur, Nam-Wook;Ha, Kyung-Hwa;Lee, Dong-Han;Kim, Chang-Soo
    • Journal of Preventive Medicine and Public Health
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    • v.43 no.2
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    • pp.109-116
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    • 2010
  • Objectives: The pandemic of novel influenza A (H1N1) virus has required decision-makers to act in the face of the substantial uncertainties. In this study, we evaluated the potential impact of the pandemic response strategies in the Republic of Korea using a mathematical model. Methods: We developed a deterministic model of a pandemic (H1N1) 2009 in a structured population using the demographic data from the Korean population and the epidemiological feature of the pandemic (H1N1) 2009. To estimate the parameter values for the deterministic model, we used the available data from the previous studies on pandemic influenza. The pandemic response strategies of the Republic of Korea for novel influenza A (H1N1) virus such as school closure, mass vaccination (70% of population in 30 days), and a policy for anti-viral drug (treatment or prophylaxis) were applied to the deterministic model. Results: The effect of two-week school closure on the attack rate was low regardless of the timing of the intervention. The earlier vaccination showed the effect of greater delays in reaching the peak of outbreaks. When it was no vaccination, vaccination at initiation of outbreak, vaccination 90 days after the initiation of outbreak and vaccination at the epidemic peak point, the total number of clinical cases for 400 days were 20.8 million, 4.4 million, 4.7 million and 12.6 million, respectively. The pandemic response strategies of the Republic of Korea delayed the peak of outbreaks (about 40 days) and decreased the number of cumulative clinical cases (8 million). Conclusions: Rapid vaccination was the most important factor to control the spread of pandemic influenza, and the response strategies of the Republic of Korea were shown to delay the spread of pandemic influenza in this deterministic model.

Strategies for Appropriate Patient-centered Care to Decrease the Nationwide Cost of Cancers in Korea (국가 암 비용 감소를 위한 환자중심 진료의 적정성 확보 전략)

  • Bae, Jong-Myon
    • Journal of Preventive Medicine and Public Health
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    • v.50 no.4
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    • pp.217-227
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    • 2017
  • In terms of years of life lost to premature mortality, cancer imposes the highest burden in Korea. In order to reduce the burden of cancer, the Korean government has implemented cancer control programs aiming to reduce cancer incidence, to increase survival rates, and to decrease cancer mortality. However, these programs may paradoxically increase the cost burden. For examples, a cancer screening program for early detection could bring about over-diagnosis and over-treatment, and supplying medical services in a paternalistic manner could lead to defensive medicine or futile care. As a practical measure to reduce the cost burden of cancer, appropriate cancer care should be established. Ensuring appropriateness requires patient-doctor communication to ensure that utility values are shared and that autonomous decisions are made regarding medical services. Thus, strategies for reducing the cost burden of cancer through ensuring appropriate patient-centered care include introducing value-based medicine, conducting cost-utility studies, and developing patient decision aids.

A Study on the Consciousness and Preventive Strategies of Adolescent Drug Abuse - The Center of Chun Nam Area- (청소년 약물남용의 의식실태 및 예방전략에 관한 연구 -전남지역을 중심으로-)

  • 박충선;은종영;정미영
    • Journal of Korean Academy of Nursing
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    • v.29 no.1
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    • pp.127-138
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    • 1999
  • This study was done to examine consciousness and preventive strategies of adolescent drug abuse. This study design was descriptive survey. The data were collected from 1,830 students from 32 middle and high schools from November 11 to December 20, 1997, using qestionnaires. The data were analyzed using SAS computer programs. The study results are as follows ; Most of adolescent get the information on narcotics and drug abuse from TV, newspaper, magazine and advertisement. Some of them(48.8%) have received education on drug prevention. However, respondants (49.3%) answered unsatisfactory on preventive education. 69.2% of respondants do not know the legal regulation on alcohol and cigarette. The survey on the degree of cognition on drug abuse shows the serious results : cigarette(79.1%), alcohol(74.1%), bonds(55.1%), gas(49.8%), excitants(48.5%), narcotics(29%), marihwana(27.8%) and, diuretics (21.9%). The situation of adolescent drug abuse is also serious in the order of alcohol 38. 2%, cigarette 14.3%, marihwana 9.4%.

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The Impact of Preventive Environmental Programs Implementatio on Sales growth, Manufacturing and Environmental Performanc the Chemical Industry of the USA

  • Yang, Jong-gon;Chang, Dae-sung;Park, Ju-Young
    • Journal of the Korea Society of Computer and Information
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    • v.7 no.4
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    • pp.220-234
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    • 2002
  • This study examined the impact of preventive environmental management practices on sales growth, manufacturing and environmental performance of the US chemical manufacturing companies. In order to investigate the impact, this study examined the relationship between the degree of preventive environmental programs and sales growth, manufacturing and environmental performances. Using a cross-sectional research design to test three hypotheses. a survey questionnaire was mailed to chemical companies in the USA. To investigate the relationship between the degree of Preventive environmental programs and sales growth, manufacturing and environmental performances. t-tests were used. According to the results of t-tests the higher preventive implementation programs achieved better manufacturing and environmental performances than lower preventive or reactive strategies. But there was no difference in sales growth between tow groups.

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Lifestyle (국민 건강의 결정 요인 1 : 건강생활습관)

  • Ohrr, Hee-Choul
    • Journal of Preventive Medicine and Public Health
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    • v.26 no.4 s.44
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    • pp.469-479
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    • 1993
  • This article reviewed the historic and epidemiologic reasons for the emergence of health promotion with a special focus on lifestyle. Health effects of tobacco, alcohol, physical exercise, and nutrition were briefly presented by reviewing recent researches. Social environments supposed to limit the application of health promotion strategies are also mentioned.

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Socioeconomic Inequalities in Preventive Services among the Elderly: Results from Medical Checkup, Cancer Check, and BP Check (노년기 예방검진에서 사회경제적 불평등)

  • Chun, Hee-Ran;Kim, Il-Ho
    • Journal of Preventive Medicine and Public Health
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    • v.40 no.5
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    • pp.404-410
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    • 2007
  • Objectives: Due to the assumptions of homogeneity as well as challenges in the socioeconomic position of the elderly, they have been relatively neglected in studies of health inequalities. Therefore, this study was conducted to investigate the social inequalities in preventive services among elderly men and women. Methods: Data were obtained from a nationally representative sample of 342 men and 525 women aged 65 and over collected during the 2001 National Health and Nutrition Examination Survey. Age adjusted proportions and logistic regression were used to identify the social patterning of preventive services among elderly Koreans using various social position indicators. Results: The findings of this study generally supported the presence of social gradients in preventive services among the Korean elderly. The likelihood of using the service becomes progressively higher with social position. Educational level, income, and self-rated living status were significantly associated with increased medical checkups and cancer checks. In addition, logistic regression detected educational inequalities only among older women receiving BP checks. After being stratified based on health status and chronic disease status, social disparities still existed when educational level and self-rated living status were considered. Among unhealthy individuals, place of residence was observed as a barrier to medical checkups. Conclusions: This study demonstrated strong and consistent associations between socioeconomic position and preventive services among the elderly in Korea. The results indicate that public health strategies should be developed to reduce the barriers to preventive services encountered by the elderly.

Influencing Factors on COVID-19 Preventive Behaviors among College Students (대학생의 코로나19 예방행위에 대한 영향요인)

  • Kim, Hyeseung;Kim, Yunhee
    • Research in Community and Public Health Nursing
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    • v.33 no.2
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    • pp.196-206
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    • 2022
  • Purpose: The purpose of this study is to identify health belief, subjective norms, social stigma, and sense of community affecting COVID-19 preventive behaviors among college students, and provide basic data for the development of preventive programs to improve COVID-19 preventive behaviors. Methods: This study used a cross-sectional study design. The study recruited a total of 170 college students, through an online survey from three online communities which are mostly used by college students. Data were collected from July 24 to August 9, 2021. The SPSS 21.0 program was used to analyze the data using simple multiple regression. Results: In simple multiple regression, the perceived susceptibility, perceived benefits and subjective norms were found to have a significant association with COVID-19 preventive behaviors of college students. These variables explained the 55.1% variance in COVID-19 preventive behaviors of college students (p<.001). Conclusion: The results of this study showed that the perceived susceptibility, perceived benefits, and subjective norms were significant factors affecting COVID-19 preventive behaviors of college students. Based on the results of this study, it is expected to develop COVID-19 preventive programs and strategies that increase perceived susceptibility, perceived benefits, and subjective norms to improve the COVID-19 preventive behaviors of college students.

Structural Factors of the Middle East Respiratory Syndrome Coronavirus Outbreak as a Public Health Crisis in Korea and Future Response Strategies

  • Kim, Dong-Hyun
    • Journal of Preventive Medicine and Public Health
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    • v.48 no.6
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    • pp.265-270
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    • 2015
  • The recent Middle East respiratory syndrome coronavirus (MERS-CoV) outbreak has originated from a failure in the national quarantine system in the Republic of Korea as most basic role of protecting the safety and lives of its citizens. Furthermore, a number of the Korean healthcare system's weaknesses seem to have been completely exposed. The MERS-CoV outbreak can be considered a typical public health crisis in that the public was not only greatly terrorized by the actual fear of the disease, but also experienced a great impact to their daily lives, all in a short period of time. Preparedness for and an appropriate response to a public health crisis require comprehensive systematic public healthcare measures to address risks comprehensively with an all-hazards approach. Consequently, discussion regarding establishment of post-MERS-CoV improvement measures must focus on the total reform of the national quarantine system and strengthening of the public health infrastructure. In addition, the Korea Centers for Disease Control and Prevention must implement specific strategies of action including taking on the role of "control tower" in a public health emergency, training of Field Epidemic Intelligence Service officers, establishment of collaborative governance between central and local governments for infection prevention and control, strengthening the roles and capabilities of community-based public hospitals, and development of nationwide crisis communication methods.