• 제목/요약/키워드: drug utilization

검색결과 222건 처리시간 0.028초

고택의 의미와 가치 분석을 통한 공간치료 프로그램 연구 : 안동 권성백 고택을 중심으로 (A Study on the Spatial Therapy Program through the Analysis of the Meaning and Value of Old Houses : Focus on Kwon Seong-baek Old House in Andong)

  • 조정은;장창수;권기창
    • 지역과문화
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    • 제7권4호
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    • pp.49-68
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    • 2020
  • 현대인의 정신질환에 대한 보완의학 연구는 학문적 분야별로 이루어져 왔다. 심리치료, 미술치료, 문학치료, 무용치료 등이 그 중 하나지만 이러한 비통합적 연구를 현실에 적용하기는 극히 제한적이다. 약물치료 후 보완책을 모색하는 의료계와의 협업도 문제고, 이를 정책적으로 제도화하기는 더욱 어렵다. 이에 본 연구는 대부분의 치료 프로그램이 중시하는 공간의 가치를 연구해 공간 중심의 치료 패러다임으로의 전환을 제언하였다. 독일에서 발달해 국내에 유입된 통합문학치료학의 이론을 기저로 고찰하고 테트라시스템을 우리의 문화유산이도 한 고택 공간에 대입해 적용했다. 그리고 고택 공간의 특성을 치료 프로그램화 하는 방안을 샘플로 제시해 보았다. 안동시의 권성백 고택을 대표적인 공간으로 보고 분석해 보았다. 유사 사례로서 힐리언스 선마을, 독일의 크나이프 마을, 봉은사 템플스테이를 살펴보고 공간의 활용 실태를 파악하였다. 이에 고택 공간들을 테트라시스템으로 분석해 걷기, 시 쓰기, 풍욕, 편지 쓰기 등의 공간치료 프로그램을 제시하였다. 이는 공간의 장소화와 장소성을 프로그램에 접목하는 시초의 연구로서 의미가 크다 할 것이다.

Efficiency and Side Effects of Sorafenib Therapy for Advanced Hepatocellular Carcinoma: A Retrospective Study by the Anatolian Society of Medical Oncology

  • Berk, Veli;Kaplan, Mehmet Ali;Tonyali, Onder;Buyukberber, Suleyman;Balakan, Ozan;Ozkan, Metin;Demirci, Umut;Ozturk, Turkan;Bilici, Ahmet;Tastekin, Didem;Ozdemir, Nuriye;Unal, Olcun Umit;Oflazoglu, Utku;Turkmen, Esma;Erdogan, Bulent;Uyeturk, Ummugul;Oksuzoglu, Berna;Cinkir, Havva Yesil;Yasar, Nurgul;Gumus, Mahmut
    • Asian Pacific Journal of Cancer Prevention
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    • 제14권12호
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    • pp.7367-7369
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    • 2013
  • Background: Inoperable and metastatic hepatocellular carcinoma (HCC) is associated with a poor prognosis and low chemotherapeutic efficiency. Sorafenib is an oral multi-kinase inhibitor exerting its effects via the RAF/MEK/ERK pathway, vascular endothelial growth factor receptor (VEGFR) and platelet derived growth factor receptor beta (PDGFR-${\beta}$) tyrosine kinases. Randomized studies have shown a significant contribution of sorafenib to life expectancy and quality of life of cancer patients. The aim of the present study is to evaluate the efficacy and side effects of sorafenib therapy in Turkey. Materials and Methods: Data for 103 patients (82 males, 21 females) receiving sorafenib therapy in 13 centers from February 2008 to December 2012 were evaluated. Median age was 61 years and median ECOG performance status was 1 (range: 0-2). 60 patients (58%) had hepatitis B, 15 patients (15%) had hepatitis C infection and 12 patients (12%) had a history of alcohol consumption. All of the patients had Child scores meeting the utilization permit of the drug in our country (Child A). Results: A total of 571 cycles of sorafenib therapy were administered with a median of four per patient. Among the evaluable cases, there was partial response in 15 (15%), stable disease in 52 (50%), and progressive disease in 36 (35%). Median progression-free survival was 18 weeks and median overall survival was 48 weeks. The dose was reduced only in 6 patients and discontinued in 2 patients due to grade 3-4 toxicity, 18 patients (17%) suffering hand-foot syndrome, 7 (7%) diarrhea, and 2 (2%) vomiting. Conclusions: This retrospective study demonstrated better efficacy of sorafenib therapy in patients with advanced HCC compared to the literature while progression-free survival and overall survival findings were comparable. The side effect rates indicate that the drug was tolerated well. In conclusion, among the available treatment options, sorafenib is an efficient and tolerable agent in patients with inoperable or metastatic HCC.

한방건강보험 약제 투약 실태 및 활성화 방안 연구 (A Study on the Current Status of Prescribed Drugs in Oriental Health Insurance and their Improvement)

  • 권용찬;유왕근;서부일
    • 대한본초학회지
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    • 제27권2호
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    • pp.1-16
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    • 2012
  • Objective : To investigate the current status of prescription drugs in Oriental medical institutes and to draw up a future plan for the revitalization of Oriental medical health insurance, this survey has been performed. Method : The survey has been made with 321 doctors working at Oriental medical institutes in Daegu and Kyungbuk areas for a period of 3 month from June 1, 2010 until September 1, 2010. Result : 1. When it comes to the current status of the use of herbal drugs in Oriental Health insurance, most of doctors surveyed prescribe insurance drugs, and they prescribe insurance drugs to patients, who are less than 20% of total patients visiting their clinics. 2. The awareness of Herbal Health Care Drugs is investigated. When it comes to the understanding of the difference between insurance drugs(powder type drugs) and granular type drugs, doctors admit that they differ only in one aspect, whether or not their being covered by health insurance. Based on the survey results on the understanding of insurance coverage of granular type drugs, doctors, even though they long for granular type drugs to be accepted as insurance drugs, are worrying whether the number of outpatients might dwindle due to increased insurance co-payments. They also point out that the biggest obstacles in the expansion of the granular type drugs as insurance drugs are the lack of understanding of the government and the objection of the Health Insurance Review and Assesment service (HIRA) for fear of increased insurance claims. 3. Upon investigation on Oriental medicine doctors' understandings of herbal pharmaceutical industry, it is found that doctors' responses on pharmaceutical industry are not all positive ones('new product development and neglect of R&D infrastructure' and 'smallness of industry'). When it is investigated what area needs the greatest improvement in herbal pharmaceutical industry, 'securing sufficient capital, good manufacturing, and strengthening quality control', is the highest. 4. When it is asked what are the most needed in order to improve herbal health insurance medicine, responses such as 'the increase in the accessibility to and the utilization of Oriental medical clinics through the diversification of the means of prescriptions', 'the improvement of insurance benefits(cap adjustments)', 'increase the proportion of high quality medicinal plants', 'the ceiling of co-payments(deductible) at 20,000 won or more', 'expansion of the choices of formulations', 'formulational expansions of tablets and pills', and finally 'admittance and expansion of granular type drug as insurance drug' are the highest. 5. Upon investigating the general characteristics of the current status of the usage of Oriental health care herbal drugs, the followings are observed. First, the frequency of use of health insurance drugs by the doctors who use health insurance with general characteristics shows similar differences in case of total monthly sales amount (p<0.001), average number of daily patients (p<0.05). Secondly, as to the willingness of the expanded usage of insurance drugs, similar differences are observed in case of total monthly sales amount (p<0.05). 6. Upon investigating the general characteristics of the perception of Herbal health care drugs, the followings are observed. First, inspecting general characteristics and insurance claims due to increased co-payments(deductible amount) reveals similar differences in case of working period (p<0.01) and in case of total monthly sales amount (p <0.01). Secondly, inspecting general characteristics and the obstacles that hinder granular type drugs from being accepted as health care insurance drugs shows similar differences in case of working period (p<0.05). 7. Upon investigating the general characteristics of the understanding of Oriental Herbal pharmaceutical companies, the followings are observed. First, opinions on the general characteristics of pharmaceutical companies, when examined with variance analysis, shows similar differences in case of total monthly sales amount (p<0.05). Secondly, when opinions are examined on general characteristics and the problems of herbal pharmaceutical companies, similar differences are found in case of working period (p<0.01) and in case of total monthly sales amount (p<0.001). Lastly, opinions on the general characteristics and reforms of pharmaceutical companies, similar differences are observed in case of working period (p<0.001). 8. Upon investigating the general characteristics of the improvement of insurance Herbal drugs, the followings are observed. First, regarding general characteristics and insurance benefits, similar differences are observed in case of working period (p<0.05), in case of total monthly sales amount (p<0.05), and in case of average number of daily patients (p<0.01). Secondly, opinions on the general characteristics and the needs for the improvement of Herbal insurance drugs are examined in 5 different aspects, which are the approval of granular type drugs as insurance drugs, the expanded practices of the number of prescription insurance drugs, the needs of a variety of formulations, the needs of TFT of which numbers of Oriental medical doctors are members for the revision of the existing system, and the needs of adjusting the current ceiling of the fixed amount and the fixed rate. When processed by the analysis of variance, the results show similar differences in case of average number of daily patients (p<0.01). Conclusion : From the results of this study the first measures to take are, to reform overall insurance benefit system, including insurance co-payment system(fixed rate cap adjustment), to expand the number of the herbal drugs to be prescribed matching with insurance benefit accordingly, and to revitalize herbal medicine insurance system through the change of various formulations. In addition, it is recommended to improve the effectiveness of herbal medicine by making plans to enhance the efficacy of herbal medicine and by enabling small pharmaceutical companies to outgrow themselves.

일부(一部) 벽지농촌(僻地農村) 학동(學童)들의 건강실태(健康實態) (Health Status of Primary School Children in a Part of Remote Rural Area)

  • 박원길
    • Journal of Preventive Medicine and Public Health
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    • 제7권1호
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    • pp.211-222
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    • 1974
  • The survey was carried out on 1,031 primary school children for about 1 month, from June 1, to June 30, 1974, for the purose of understanding indirectly scio-medical status of a remote rural area, reflecting health status of primary school children. The summarized results were as follows: 1) The average age of surveyed children according to school year by sex was older in girls than in boys. The entrance in school at suitable age was peaked as 80.9% in boys of 5th school year and 72.4% in girls of 3rd school year, and also sunk 68.8% in boys of 2nd school year and 58.7% in girls of 1st school year. 2) Prevalence rate according to W.H.O. diseases classification during last a month and a year. a) During last month: The diseases of respiratory system remarked the highest 101.1 in boys and 116.6 in girls. The next were diseases of digestive system (24.2 in boys and 32.1 in girls), The girls were higher than boys in prevalence rate. b) During last year: The diseases of diegestive system ranked the highest 133.0 in boys and next, the diseases of respiratory system (108.6 in boys). c) Present illness: Number of code III ranked the highest 129.2 and next XII(127.3) in boys but inverted in girls such as XII(144.9) and III(116.7) and also, Number of code XVII was prevalenced twice in boys than in girls. d) Chief complaints by sex: Abdominal pain ranked the highest 71.2 per 1,000 population and next headache (34.7) in boys but headache ranked the heighest 88.5 and next abdominal pain (63.3) in girls. e) Water drinking habit: Number of code IX was higher in habit of raw water drinker than in habit of boiled water drinker and healthy children were higher in boiled water habit group than in raw water habit group. The diseases of respiratory system were the highest 124.74 in girls and next, the diseases of digestive system (52.3 in girls). According to school year, healthy children were increased to higher grades. 3) Average sick day per total surveyed children and patient during last month and last year. a) Per surveyed 1,031 children was 0.28 days during last month and 0.98 days during last year. And also per patient was 1.78 days during last month and 3.22 days during last year. b) Average sick day was higher in girls than in boys during last month, but inverted during last year. 4) Average absented day per total surveyed children and patient during last month and last year. a) Per surveyed 1,031 children were 0.43 days during last month and 3.81 days during last year (omitted 1st school year). b) Per absented children were 2.0 days during last month and 7.10 days during last year. c) Per absented children were 8.16 days in boys and 3.17 days in girls. 5) Utilization of medical facilities: The drug-store was consulted 91.2% of the total utilized boys and girls. The strengthening of medical facilities and medical care activities in health subcenter is urgently required 6) Medical Expenses by period and sex: a) Average medical expenses per surveyed 1,031 children were 35.95 won, per patient were 298.04 won during last month. b) Average medical expenses per survey children (omitted 1st school year) were 80.56 won, per patient were 243.98 won and per treated patient were 318.87 won during last year. c) Medical expenses were higher in boys than in girls. 7) Rohrer index by sex, present illness and school year. a) Average Rohrer index was 129.8 in boys and 126.2 in girls. b) Average Rohrer index was increased for 1st school year to 2nd school year and thereafter falling down step by step by school year. c) Under 151-160 Rohrer index number of code III was the highest and above 151-160 Rohrer index of code XII was peaked.

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토양중 게르마늄 처리농도에 따른 상추 생육 및 게르마늄 흡수 (Growth Characteristics and Germanium Absorption in Lettuce with Different Concentrations of Germanium in Soil)

  • 이성태;이영한;반경녀;서동철;허종수
    • 한국환경농학회지
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    • 제24권4호
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    • pp.404-408
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    • 2005
  • 게르마늄의 약리효능이 알려짐에 따가 게르마늄이 강화된 기능성 농산물의 요구도가 높아지는 추세이다. 본 연구는 게르마늄의 농업적 이용에 대한 자료를 제공하고자 실시하였으며, 상추의 생육 및 게르마늄 흡수에 미치는 게르마늄 처리효과는 다음과 같다. 상추 포트 시험으로 토양내 게르마늄 함량을 0.26(Ge 무처리), 2.0, 4.0, 6.0 및 $8.0mg\;kg^{-1}$으로 각각 조절하여 상추를 포트시험 재배한 후 상추중의 게르마늄 함량을 분석한 결과, 게르마늄 처리농도가 증가할수록 게르마늄 함량이 증가하였으나 게르마늄 처리농도가 증가할수록 흡수율은 증가하지 않았다. 게르마늄 처리농도 $8.0mg\;kg^{-1}$ 이상에서도 초장, 엽수, 생체중 감소 등의 게르마늄 독성은 나타나지 않았다. 게르마늄을 4.0과 $8.0mg\;kg^{-1}$으로 처리하였을 때 게르마늄 함량은 각각 0.75 와 $1.27mg\;kg^{-1}$ 이었다. 게르마늄을 2.0, 4.0 및 $8.0mg\;kg^{-1}$으로 처리하였을 때 게르마늄 흡수율은 각각 0.05, 0.04 및 0.03% 로서 게르마늄 처리농도에 따른 게르마늄 흡수율의 차이는 나타나지 않았다. 게르마늄을 $8.0mg\;kg^{-1}$으로 처리하였을 때 내부엽과 외부엽의 게르마늄 함량은 각각 0.65 및 $1.590mg\;kg^{-1}$으로 외부엽에서 함량이 높았다. 게르마늄 처리농도 증가에 따라 상추내 대부분의 아미노산 함량은 약간 증가하거나 차이가 없었으며, 총 아미노산 함량에도 차이가 없는 것으로 나타났다. 토양중 게르마늄 2.0, 4.0 및 $8.0mg\;kg^{-1}$ 처리하였을 때 상추의 총 아미노산 함량은 각각 190.8, 177.5 및 $186.6mg\;g^{-1}$ 이었다.

병원중심 가정간호사업 관리대상범위 확대를 위한 기초연구 (A Preliminary Study for Expending of Hospital-Based Horne Health Care Coverage - Focused on Accident Inpatients Who has the Workers Compensation Insurance -)

  • 이숙자;이진경;유호신
    • 가정∙방문간호학회지
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    • 제6권
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    • pp.5-18
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    • 1999
  • This study was attempt to encourage for developing on rehabilitation delivery system and programs as a substitute service instead of hospitalization for accident patients at work, such as hospital based home health care nursing service. It needs vary substitutes service of hospitalization to curtail the length of stay for inpatients who were hospitalized with workers compensation insurance. It focused on developing an estimation of early discharge day of accident inpatients based on a detail statement of treatment for 115 inpatients who were hospitalized at General Hospital in 1997. This study has four specific purpose as follows. First, to find out the status of health service utilization. Second, to estimate the early discharge days and income increasing effect based on the early discharge for those patients. Third, to identify the factors to affect total medical expenditure and the length of stay for those inpatients. Forth, to figure out the need of utilizing home health care nursing service for accident patients. In order to analyze of the length of stay and medical expenditure for inpatients who were hospitalized due to the accident, the authors conducted with micro-analysis and macroanalysis from medical records and medical expenditure records. Micro-analysis was done by nominal group discussion of 4 expertise with the critical criteria. such as a decrease in the amount of treatment after surgery, treatments, tests, drugs and changes in the tests consistency, drug methods, vital signs, start of ROM exercise, doctor's order, patient's outside visiting ability, stable conditions. In addition to identify affected variables for medical expenditure. the length of stay and income effect due to early discharge day, the data was analyzed with multiple regression analysis and linear regression analysis model by SPSS-PC for windows and Excell program. Results of this study as follows. First, the mean length of stay was 37.1 days, whereas the mean length of stay due to early discharge was 28.2 days at the hospital. The estimation of early discharge days were shown that depends on the length of stay. The longer length of stay, the longer length of early discharge days, such as under 7 days length of stay patients was to estimated the mean length of stay was 4.9 days and early discharge days was 4.6. whereas the mean length of stay was 122.6 days and early discharge days was 92.0 respectively. The mean medical expenditure per day were found to be 133.409 Won. whereas the mean medical expenditure per day was shown negative linear trends according to the length of stay at the hospital. The estimation results of the income effect due to 11 early discharge days per bed was around 2,150,000 won. However, it means not the real benefits from early discharge, but the income increasing amount without considering medical prime cost in general hospital. Therefore, it needs further analysis on the cost containments and benefits under the considering as well turn over rates per bed as the medical prime costs. The length of stay was most significant and the sign was positive to the total medical expenditure, as expected. Surgery and patient's residential area also an important variable in explaining medical expenditure. The level of complications was most significant variable in explaining the length of stay. The level of the needs on horne health care nursing service which can be used for early discharge accident patients were shown very high. The needs distribution varied from 65.5% of patients and 88.9% of caregivers, to 96.4% of doctors, and 99.1% of nurses. In addition horne health nurse responded that they can be managed the accident inpatients from early discharge. From these research findings. the following suggestions has been drawn it needs to develop strategies on rehabilitation delivery system in order to focused on consumer's side which is planned for 21 century health policy in Korea. Vary intermediate facilities and horne health care would have been developed in the community based for comprehensive rehabilitation services as a substitutes of hospitalization for shortening the length of stay of hospitalizations. In hospital based horne health care nursing service, it's available immediately to utilize for the patients who wanted rehabilitation services as a substitutes of hospitalization under the cooperations with workers compensation insurance company.

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진단방사선 일반촬영에서의 X-ray Beam Collimator 사용 전국 실태조사 (Nationwise Survey of the X-ray Beam Collimator Utilization in General Diagnostic Radiograph)

  • 김지혜;성동욱;김정욱;신진호;이순근;정경일;엄종권;이기남;성호진;김윤현;김혁주
    • 한국의학물리학회지:의학물리
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    • 제24권2호
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    • pp.119-126
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    • 2013
  • 방사선 검사에서 CR, DR의 도입으로 인해 X-선속 조사야의 사용이 경시되고 있는 실정이다. 일반방사선 검사에서 검사 부위별 조사야를 적절히 사용하고 있는지에 대해 현장 실태 조사와 설문 조사하고, 조사야의 기준의 필요성을 강조하며 표준 조사야를 제시하고자 한다. 서울, 경기도, 전라도, 충청도, 강원도, 부산 지역 총 333개 의료기관을 대상으로 X-선속 조사야의 사용 실태를 현장 조사하여, 검사부위별, 의료기관종별, 영상종류별로 조사야 조절의 사용 여부를 분석하였다. 또한 조사야 조절이 방사선피폭에 미치는 영향과 인식을 평가하기 위해 종합병원 10곳, 병원 10곳, 의원 10곳의 일반촬영실에 근무하는 168명의 방사선사를 대상으로 X-선속 조사야 조절이 환자피폭선량 저감화에 끼치는 영향에 대한 인식, 조사야 조절 방법과 실제 사용하고 있는 검사부위별 X-선속 조사야 크기를 설문 조사하였다. 검사부위별 적합한 조사야을 사용하고 있는 의료기관은 61.3%이었으나, 주요 장기가 밀집된 요추 검사의 경우에는 적합한 사용이 49.9%에 불과하였다. 의료기관종별에서는 종합병원이 약 69%, 영상종류별로 보면 DR을 사용하는 병원의 65.0%에서 적합한 조사야을 사용하였다. 설문 조사에서는 응답자의 97.6%가 조사야 조절이 환자에게 끼치는 선량을 줄일 수 있다고 인식하고 있었으나, 실제로 부위별 X-선속 조사야의 크기를 조절하여 검사하는 경우는 83.3%이었다. 일반방사선 검사에서 적절한 조사야를 사용하는 경우가 실태조사를 통해 낮게 나타났으며 이는 환자에 대한 방사선 피폭선량을 줄이기 위한 노력이 시급히 필요하며, 조사야에 대한 통일된 표준 규격이 필요하여 철저한 교육이 동반되어야 한다.

병원중심 가정간호관리대상 범위 확대를 위한 기초연구(II) - 자동차보험가입 입원환자를 대상으로 - (A Preliminary Study for Expending of Hospital-Based Home Health Care Coverage - Focused on Car Accident Inpatients Who has the Compensation Insurance -)

  • 박은숙;이숙자;박영주;유호신
    • 가정∙방문간호학회지
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    • 제7권1호
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    • pp.58-72
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    • 2000
  • This study was an attempt to encourage the development of a rehabilitation delivery system and programs as a substitute service for hospitalization on the case of car accident patients, such as hospital based home health care nursing services. Various substitute services for hospitalization are required to curtail the length of stay for inpatients who were hospitalized with car accident compensation insurance. It focused on developing an estimation an early discharge day for car accident inpatients based on detailed statements of treatment for 111 inpatients who were hospitalized at the General Hospital in 1997. This study had four specific purposes as follows. First. to find out the utilization of medical services. Second, to estimate the time of early discharge and income increasing effect based on early discharge for those patients. Third, to identify the factors affecting total medical expenditure and the length of stay for those inpatients. Forth, to figure out the need of utilizing home health care nursing service for accident patients. In order to analyze the length of stay and medical expenditure for inpatients who were hospitalized due to car accidents, the authors conducted micro- and macro-analysis of medical and medical expenditure records. Micro-analysis was done by nominal group discussion of 4 expertise with the critical criteria, such as a decrease in the amount of treatment after surgery, treatments, tests, drugs and changes in the test consistency, drug methods, vital signs, start of ROM exercise, doctor's order, patient's outside visiting ability, and stable conditions. In addition to identifying variables affecting medical expenditure, and the length of stay and income effect due to early discharge day, the data was analyzed with a multiple regression analysis and linear regression analysis model by SPSS-PC for windows and Excell program. Results of this study were as follows. First. the mean length of stay was 50.3 days. whereas the mean length of stay due to early discharge was 34.3 days at the hospital. The estimation of time of early discharge depended on the length of stay. The longer the length of stay, the longer the length of time of early discharge : for instance a length of stay under 10 days was estimated as correlating to a mean length of stay of 6.6 days and early discharge of 6.5. The mean length of stay was 217.4 days and the time of early discharge was 110.1 respectively. The mean medical expenditure per day was found to be 169.085 Won and the mean medical expenditure per day showed negative linear trends according to the length of stay at the hospital. The estimation results of the income effect due to being discharged 16 days early was around 2,244,000 won per bed. However. this sum does not represent the real benefits resulting from early discharge, but rather the income increasing amount without considering medical prime cost in the general hospital. Therefore, further analysis is required on the cost containments and benefits as turn over rate per bed as the medical prime costs. The length of stay was most significant and was positive to the total medical expenditure, as expected. Surgery and patient's residential area was also an important variable in explaining medical expenditure. The level of complications was the most significant variable in explaining the length of stay. There was a high level for need a home health care nursing service which further supports early discharge for accident patients. In addition, when the patient was discharged. they needed follow up care for complications suffered during the car accident. $86.8\%$ of discharged patients responded that they needed home health services after early discharge. From these research findings, the following suggestions have been drawn. Strategies on a health care delivery system must be developed in order to focus on the consumer's needs and being planned for 21 century health policy in Korea. Community based intermediate facilities or home health care should be developed for rehabilitation services as a substitute for hospitalization in order to shorten the length of stay would be. A hospital based home health care nursing service. it would be available immediately to utilize by patients who want rehabilitation services as a substitute for hospitalization with the cooperation of car insurance companies.

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수산가공폐수슬러지의 퇴비화과정중 물질변화 (Changes of the Substances during Composting of Seafood Processing Wastewater Sludge)

  • 이홍재;백송범;김우성;박현건;허종수
    • 유기물자원화
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    • 제9권3호
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    • pp.55-69
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    • 2001
  • 수산가공폐수슬러지를 이용한 고품질의 퇴비생산을 위하여 현장 퇴비화공장에서 슬러지와 가축분의 혼합 비율에 따른 퇴비화 과정중의 온도는 모든 처리에서 퇴비화 3~5일간 급격히 상승하여 최고온도에 도달하였으며 그후 서서히 감소하는 경향이었다. 퇴비화 19일후 하강온도가 $40{\sim}50^{\circ}C$되었을 때를 1차 퇴비화 종료시점으로 판단하고 1차 뒤집기를 실시하고 후숙을 시켰으며 그후 퇴비화조내의 온도가 다시 상승하였다. 그후 2차 및 3차 뒤집기를 실시하였으나 온도의 상승폭이 작아 퇴비화가 완료된 것으로 판단하였다. 그리고 퇴비화과정중 온도는 슬러지 첨가율이 높을수록 높았다. 퇴비화 종료시점에서의 퇴비중 총 탄소함량은 퇴비화 초기에 비해 약 4.5~8.0% 감소하였고, 그 감소폭은 수산가공폐수슬러지의 첨가율이 높을수록 증가하였다. 퇴비화과정 중 유기물중 ether추출물질, resins 및 hemicellulose함량은 각각 약 35~77%, 32~69% 및 19~30%감소하였으나, 수용성 polysaccharides함량은 별 변화가 없었고, cellulose, lignins 및 미동정태 유기물함량은 약간 증가하였다. 퇴비화 종료시점에서의 총 질소, amino sugar태 및 amino acid태 질소함량은 퇴비화재료에 비해 각각 약 20~42%, 11~40% 및 23~65% 감소하였다. 퇴비화과정 중 humic acid함량은 별 변화가 없었으나, fulvic acid함량은 퇴비화가 진행될수록 감소하여 전체 humus 중 humic acid가 차지하는 비율이 증가하였다. 수산가공폐수 슬러지의 퇴비화과정 중 시기별 무우, 배추 및 오이의 발아율 및 뿌리 생장율을 조사한 결과 모든 처리에서 발아율은 퇴비화 30일 이후에는 90%이상으로서 완숙퇴비기준치 이상이었고, 뿌리생장율도 30일 이후에는 대조구와 비슷하였으며 퇴비화 30일 이후에는 각 처리 조건 및 시기별 별 영향이 없었다.

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Anti-diabetic effect and mechanism of Korean red ginseng extract in C57BL/KsJ db/db mice

  • ;;정성현
    • 고려인삼학회:학술대회논문집
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    • 고려인삼학회 2007년도 추계 학술대회
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    • pp.57-58
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    • 2007
  • Purpose: Ginseng is a well-known medical plant used in traditional Oriental medicine. Korean red ginseng (KRG) has been known to have potent biological activities such as radical scavenging, vasodilating, anti-tumor and anti-diabetic activities. However, the mechanism of the beneficial effects of KRG on diabetes is yet to be elucidated. The present study was designed to investigate the anti-diabetic effect and mechanism of KRG extract in C57BL/KsJ db/db mice. Methods: The db/db mice were randomly divided into six groups: diabetic control group (DC), red ginseng extract low dose group (RGL, 100 mg/kg), red ginseng extract high dose group (RGH, 200 mg/kg), metformin group (MET, 300 mg/kg), glipizide group (GPZ, 15 mg/kg) and pioglitazone group (PIO, 30 mg/kg), and treated with drugs once per day for 10 weeks. During the experiment, body weight and blood glucose levels were measured once every week. At the end of treatment, we measured Hemoglobin A1c (HbA1c), blood glucose, insulin, triglyceride (TG), adiponectin, leptin, non-esterified fatty acid (NEFA). Morphological analyses of liver, pancreas and white adipose tissue were done by histological observation through hematoxylin-eosin staining. Pancreatic islet insulin and glucagon levels were detected by double-immunofluorescence staining. To elucidate an action of mechanism of KRG, DNA microarray analyses were performed, and western blot and RT-PCR were conducted for validation. Results: Compared to the DC group mice, body weight gain of PIO treated group mice showed 15.2% increase, but the other group mice did not showed significant differences. Compared to the DC group, fasting blood glucose levels were decreased by 19.8% in RGL, 18.3% in RGH, 67.7% in MET, 52.3% in GPZ, 56.9% in PIO-treated group. With decreased plasma glucose levels, the insulin resistance index of the RGL-treated group was reduced by 27.7% compared to the DC group. Insulin resistance values for positive drugs were all markedly decreased by 80.8%, 41.1% and 68.9%, compared to that of DC group. HbA1c levels in RGL, RGH, MET, GPZ and PIO-treated groups were also decreased by 11.0%, 6.4%, 18.9%, 16.1% and 27.9% compared to that of DC group, and these figure revealed a similar trend shown in plasma glucose levels. Plasma TG and NEFA levels were decreased by 18.8% and 16.8%, respectively, and plasma adiponectin and leptin levels were increased by 20.6% and 12.1%, respectively, in the RGL-treated group compared to those in DC group. Histological analysis of the liver of mice treated with KRG revealed a significantly decreased number of lipid droplets compared to the DC group. The control mice exhibited definitive loss and degeneration of islet, whereas mice treated with KRG preserved islet architecture. Compared to the DC group mice, KRG resulted in significant reduction of adipocytes. From the pancreatic islet double-immunofluorescence staining, we observed KRG has increased insulin production, but decreased glucagon production. KRG treatment resulted in stimulation of AMP-activated protein kinase (AMPK) phosphorylation in the db/db mice liver. To elucidate mechanism of action of KRG extract, microarray analysis was conducted in the liver tissue of mice treated with KRG extract, and results suggest that red ginseng affects on hepatic expression of genes responsible for glycolysis, gluconeogenesis and fatty acid oxidation. In summary, multiple administration of KRG showed the hypoglycemic activity and improved glucose tolerance. In addition, KRG increased glucose utilization and improved insulin sensitivity through inhibition of lipogenesis and activation of fatty acid $\beta$-oxidation in the liver tissue. In view of our present data, we may suggest that KRG could provide a solid basis for the development of new anti-diabetic drug.

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