• 제목/요약/키워드: Life support system

검색결과 1,111건 처리시간 0.027초

협력적 계획의 실행에 관한 연구: 미국 위스콘신을 사례로 (A Study on Implementing a Cooperative Urban Planning: A Case of Wisconsin in U.S.A.)

  • 김륜희;최상희;왕경순;김두환;윤인숙
    • 토지주택연구
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    • 제5권2호
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    • pp.57-68
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    • 2014
  • 도시개발에 따른 외부효과 발생을 최소화하고 개발의 편익을 주변지역으로 확산하고자 하는 사회적 요구가 증가하면서 다양한 협력적 계획방식에 대한 논의가 증가하고 있다. 장기적으로는 협력적 계획을 뒷받침할 수 있는 법규 및 제도정비가 필요한 사항이지만 이에 앞서 미국사례의 협력적 계획이 실행될 수 있는 요소, 절차, 방법론 고찰을 통해 단일 행정구역 뿐만 아니라 여러 지자체에 걸쳐 도시개발이 이루어지는 복합경계신도시 등에 적용 가능한 협력적 계획의 대안과 시사점을 도출하고자 한다. 본 논문에서는 미국 위스콘신주의 사례조사 및 분석을 통해 다음과 같은 시사점을 도출하였다. 먼저 다수 지자체 경계 구역 내 공동계획구역을 설정하여 복합경계신도시 등과 같은 특수지역에 협동계획을 위한 구역 설정이 필요하며, 이를 위한 도시 계획적 수단이 마련되어야 한다. 이와 함께 협력계획의 유연성을 높이기 위해서는 생활권 단위의 계획단위 설정과 커뮤니티 활성화를 위한 제도적 운영체계가 마련되어야 한다. 또한 지역의 성장으로 인하여 발생한 수익은 공동세를 통하여 약정된 비율로 각 지자체에 배분하는 등 소규모 지역에서의 서비스 공유 및 공동세를 운영하는 방안도 협력계획의 실천력을 확보하는 방안이 될 수 있을 것이다. 이와 함께 협력적 거버넌스 구축을 위해서 계획단계에서부터의 이해관계자 참여와 중재인을 통한 갈등관리 방안이 마련되어야 하며, 도시기본계획 수준에서 협력계획의 실행 방안이 마련되어야 한다.

지역사회복지관의 기능전환에 따른 정체성 확립방안 연구 (A Study on the Method to Establish the Identity Depending on the Functional Transfer of Local Social Welfare Center)

  • 김윤재;금유현
    • 벤처창업연구
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    • 제8권1호
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    • pp.205-222
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    • 2013
  • 2011년 사회복지사업법 개정, 2012년 사회복지사업법 시행규칙이 개정됨으로써 지역사회복지관의 기능이 사례관리기능, 서비스제공기능, 지역사회조직화기능의 3대 기능으로 재조정이 이루어졌다. 그에 따라 지역사회복지관은 2013년부터 지역사회복지관에 요구되는 기능과 역할, 그에 부합하는 사업 및 프로그램과 서비스, 조직체계를 정비하면서 지역사회복지의 핵심적 주체로서의 위상을 새롭게 정립해나가야 하는 과제를 안게 되었다. 그러나 현재 지역사회복지관이 본연의 기능을 수행하는데 있어서는 내외적 제약요인이 작용하고 있다. 외부적으로는 유사기관과의 경쟁, 사회환경의 변화에 따른 복지욕구의 다양화, 서비스네트워크 구축의 미흡, 민관파트너십의 부재 등이 있으며 내부적 제약요인으로는 지역사회조직화 역량의 부족, 프로그램 문제, 자원의 부족, 인력의 부족, 등이 자리잡고 있다. 이러한 제약요인들을 극복하면서 지역사회복지관이 지역주민의 삶의 질 향상을 위한 중추적 위상을 정립하기 위해서는 지역사회조직화사업에 복지관의 역량 집중, 지역사회복지 관련 인적 물적 자원네트워크 구축, 사회교육프로그램가 단순구호사업의 점진적인 축소, 주민조직의 육성 마을만들기의 바람직한 방향 제시, 지역주민 욕구조사에 토대한 프로그램 개발, 민관파트너십 형성노력 등이 요구된다.

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Chitosan Increases α6 Integrinhigh/CD71high Human Keratinocyte Transit-Amplifying Cell Population

  • Shin, Dong-Wook;Shim, Joong-Hyun;Kim, Yoon-Kyung;Son, Eui-Dong;Yang, Seung-Ha;Jeong, Hye-Jin;Lee, Seok-Yong;Kim, Han-Kon;Park, Soo-Nam;Noh, Min-Soo
    • Biomolecules & Therapeutics
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    • 제18권3호
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    • pp.280-285
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    • 2010
  • Glycosaminoglycans (GAGs) and chitosan have been used as matrix materials to support the dermal part of skin equivalent which is used for both pharmacological and toxicological evaluations of drugs potentially used for dermatological diseases. However, their biological roles of GAGs and chitosan in the skin equivalent are still unknown. In the present study, we evaluated whether GAGs and chitosan directly affect keratinocyte stem cells (KSCs) and their transit-amplifying cells (TA cells). Among supporting matrix materials, chitosan significantly increased the number of ${\alpha}6$ $integrin^{high}/CD71^{high}$ human keratinocyte TA cells by 48.5%. In quantitative real-time RT-PCR analysis, chitosan significantly increased CD71 and CD200 gene transcription whereas not ${\alpha}6$ integrin. In addition, the level of the gene transcription of both keratin 1 (K1) and K10 in the chitosan-treated human keratinocytes was significantly lower than those of control, suggesting that chitosan inhibit keratinocyte differentiation. We also found that N-acetyl-D-glucosamine (NAG) and $\beta$-(1-4)-linked D-glucosamine (D-glc), two components of chitosan, have no effect on the expression of CD71, K1, and K10, suggesting that each monomer component of chitosan is not enough to regulate the number of epidermal keratinocyte lineage. Conclusively, chitosan increases keratinocyte TA cell population which may contribute to the cellular mass expansion of the epidermal part of a skin equivalent system.

실험적으로 신부전을 유발시킨 개에서 박동형 혈액투석기의 효능 (Efficacy of Pulsatile Hemodialyzer to Experimental Renal Failure in Dog)

  • 지혜정;윤영민;이주명;강태영;김재훈;정종태;최민주;민병구;이경갑
    • 한국임상수의학회지
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    • 제23권3호
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    • pp.320-324
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    • 2006
  • The purpose of the present study was to compare pulsatile type(Twin Pulse Life Support; TPLS) with rotary type hemodialyzer(AK95) in order to reduce the dialysis time and to improve dialysis effect. Three healthy dogs(about 30 kg BW) were used. Experimental renal failure was induced by the ligation of bilateral renal artery. A pair of catheters were implanted in jugular vein for dialysis. Daily investigated parameters included clinical signs such as vomiting, fecal appearance and activity, and also laboratory data such as PCV, TP, BUN and creatinine. Hemodialysis was started above 90 mg/100 ml BUN level and, laboratory data were measured every an hour for 4 hours. Heparin was administered 300 IU/Kg before dialysis and 150 IU/Kg via IV route every 90 minutes during dialysis. Clinical signs after induction renal failure were shown severe vomiting, anorexia, diarrhea, mucous feces, ataxia, dilated pupil and episcleral hyperemia. The average of BUN value decreased hourly $99{\pm}12.1,\;84{\pm}12.2,\;72{\pm}8.0,\;58{\pm}7.1,\;48{\pm}5.2,\;and\;39{\pm}3.2mg/100ml$ by hemodialysis. The average of creatinine value decreased $7.8{\pm}0.61,\;6.4{\pm}0.40,\;5.3{\pm}0.42,\;4.5{\pm}0.23,\;4.0{\pm}0.41,\;and\;3.4{\pm}0.42mg/100ml$ according to hemodialysis an hour. There are not significantly differences BUN, creatinine, PCV and TP values between pulsatile and rotary type hemodialysis. These results suggested that effects of hemodialysis with Pulsatile type(TPLS) are not significantly difference as compared with hemodialysis of rotary type(AK95). Further research is needed in order to estimate the influence of cardiovascular and pulmonary system in hemodialysis of pulsatile type.

Nutrikinetic study of fermented soybean paste (Cheonggukjang) isoflavones according to the Sasang typology

  • Kim, Min Jung;Lee, Da-Hye;Ahn, Jiyun;Jang, Young-Jin;Ha, Tae-Youl;Do, Eunju;Jung, Chang Hwa
    • Nutrition Research and Practice
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    • 제14권2호
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    • pp.102-108
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    • 2020
  • BACKGROUND/OBJECTIVES: In Oriental medicine, certain foods may be beneficial or detrimental based on an individual's constitution; however, the scientific basis for this theory is insufficient. The purpose of this study was to investigate the effect of body constitution, based on the Sasang type of Korean traditional medical classification system, on the bioavailability of soy isoflavones of Cheonggukjang, a quick-fermented soybean paste. SUBJECTS/METHODS: A pilot study was conducted on 48 healthy Korean men to evaluate the bioavailability of isoflavone after ingestion of food based on constitution types classified by the Sasang typology. The participants were classified into the Taeeumin (TE; n = 15), Soyangin (SY; n = 15), and Soeumin (SE; n = 18) groups. Each participant ingested 50 g of Cheonggukjang per 60 kg body weight. Thereafter, blood was collected, and the soy isoflavone metabolites were analyzed by ultra-performance liquid chromatography/quadrupole time-of-flight mass spectrometry. Ntrikinetic analysis of individual isoflavone-derived metabolites was performed. RESULTS: Our nutrikinetic analysis identified 21 metabolites derived from isoflavones in the blood samples from 48 healthy Korean men (age range, 21-29 years). Significant differences were observed in the time to maximum concentration (Tmax) and elimination half-life (t1/2) for nine metabolites among the three groups. The Tmax and t1/2 of the nine metabolites were higher in the SE group than in the other groups. Moreover, the absorption rates, as determined by the area under the plasma-level curve (AUC) values of intact isoflavone, were 5.3 and 9.4 times higher in the TE group than in the SY and SE groups, respectively. Additionally, the highest AUC values for phase I and II metabolites were observed in the TE group. CONCLUSIONS: These findings indicate that isoflavone bioavailability, following Cheonggukjang insgestion, is high in individuals with the TE constitution, and relatively lower in those with the SE and SY constitutions.

"편작심서(扁鵲心書).권상(卷上)"에 나타난 뜸법에 대한 연구(硏究) (Studies on the method and the theory of moxibustion in "BianQueXinShu(扁鵲心書) (vol. I)")

  • 김현동;이용범
    • 대한한의학원전학회지
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    • 제20권2호
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    • pp.175-193
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    • 2007
  • A theory of the school which attach great importance to moxibustion therapy was more developed from 'Ge Hong(葛洪)', 'Wang Tao(王燾)' up to "BianQueXinShu(扁鵲心書)" of 'Dou Cai(竇材)' in Song Dynasty. The first volume of "BianQueXinShu" was described about the principles of health preserving method, diagnosis, treatment related with meridian system, support Yang theory, moxibustion therapy over the 10 chapters and in the continued 3 chapters, explained the symptoms and related moxibustion therapies. The summary is as follows. The Yang energy is the essence of the human body and it is minutely explained in "Hwangdineijing(黃帝內經)". However, the younger scholars after 'Zhang Zhongjing(張仲景)' held different views with "Hwangdineijing" so they didn't control serious diseases. Supporting the Yang energy, it will be possible to human body in good health and long life and perennial youth and longevity. To do like this, the first important thing is a moxibustion, the second is a Taoist hermit medication(丹藥) and the third is well usage of Radix Aconiti Lateralis Preparata. According to the sequence of Yang energy deficiency, the stages of diseases are classified as Ordinary Gi(平氣), Latter deficient state(微虛), The more deficient state(甚虛), Exhausting state(將脫), Exhausted state(已脫) and in the consideration of each stage, it is used gradually with warm-natured berbs, warm-acrid herbs, warm-heated herbs and moxibustion therapy. If it comes to the stage of Exhausted state, the Yang energy is too weak to treat a disease. Therefore it is easy to harm human body with usage the treatment of the Purgationist school theory or the Cold and cool medical school theory, so it is needed a great attention to use these therapies. To summarized the keynote of 'Du Jae''s moxibustion therapy, the one is a minority of selection of points(1$^{\sim}$2 acupuncture points), the second is a majority of moxibustion units(50$^{\sim}$500 units), and the other is a focused selection of points on spleen and kidney(especially Gwanwon, CC4). And in this book, it was explained concretely about the size of moxibustion, according to the experiment with mentioned size, the burning time of moxibustion was almost 4 min 40 sec, so the big size moxibustion was one of the characteristic of moxibustion therapy revealed in this book. Also it was used 'Suseongsan(睡聖散)' - a kind of analgesic herb complexes - to reduce a pain during the usage of moxibustion therapy in this book. To develop the moxibustion theory, it is more investigated in the future that there wasn't significant relation between Gwanwon(CC4) and spleen and kidney meridian in theory, compared to many used Gwanwon(CC4) in the prescription, where as mentioned the importance of spleen and kidney in treatment, that considering the burning time(1 unit - 4 min 40 sec, 12 units an hour, maximum 288 units a day) there were no guidances about meals, sleeping, stool and urine, and that there was no concrete study about the toxicity of 'Suseongsan' as analgesic moxibustion therapy.

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학교급식의 관리와 효과에 대한 초등교사들의 태도 분석 (Analysis of Elementary School Teachers' Attitude Toward School Food Service Management and Effect)

  • 김학현
    • 한국학교ㆍ지역보건교육학회지
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    • 제1권1호
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    • pp.61-82
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    • 2000
  • The purpose of this study was to find out the general problems of school food service and to explore a way to improve it, by examining elementary school teacher's consciousness and attitude toward it that gave a big impact on children's development of food habit. For attaining the purpose, the following research questions were posed : 1) What's elementary school teacher attitude toward school food service management? 2) What's elementary school teacher attitude toward school food service effect on children? 3) What's elementary school teacher opinion about how to develop school food service? The subjects of study were 328 male or female teachers who served at elementary school in urban and rural area, including eup, myon, or farming and fishing villages, Kyonggi province. A questionnaire survey was conducted over them. The conclusions were as follows: 1) Teacher Attitude Toward School Food Service Management Concerning food service place, the subjects were more satisfied at food service room(73.3%) than at classroom(23.0%). They responded that food service room was more effective, than classroom, for food transportation, distribution and post-arrangement. Their satisfaction at food service place was significantly different. The older teachers considered personnel management and cooking room's sanitary management to be more efficient, and their age made a significant difference to their consciousness of these things. Many teachers(63.1%) thought the measures to prevent and manage group food poisoning were relatively efficient. The male teachers expressed more affirmative view on the efficiency of school food expense management and menu preparation than female teachers, and there was a significant disparity between male and female teachers. 2) Elementary School Food Service Effect School food service was thought to be very effective for physical growth(74.1%) and physical strength improvement(70.1%). Teachers at smaller school revealed more affirmative response toward school food service effect on correcting an unbalanced diet, and older teachers considered its effect on nutrition knowledge acquisition and learning outcome to be more great. Teachers at larger school put less value on its effect on table manners, and school size produced a significant difference. The number of teachers who thought school food service generally raised parent concern and support for school(36.6%) was a little more than that of teachers who didn't think so(15.2%). And the number of teachers who didn't consider its effect on improving parent food life to be good(29.3%) was slightly more than that of teachers who did. 3) School Food Service Reform Measure What's most urgently needed for better school food service management appeared to be an expansion of facilities concerned, followed by more effective food distribution and transport, cooking room's better sanitary management, more successful food poisoning prevention and management, more effective food expense management, and an increase of food service personnel in the order named. The most effective means of school food service education was found to be a creation of link system to family, followed by a development of school food service education program, a development of teaching materials, an insertion of school food service in curriculum, and teacher education in the order named.

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베어링 잔존 수명 예측을 위한 주파수 에너지 기반 특징신호 추출 (Feature Extraction for Bearing Prognostics based on Frequency Energy)

  • 김석구;최주호;안다운
    • 한국ITS학회 논문지
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    • 제16권2호
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    • pp.128-139
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    • 2017
  • 철도는 항공기, 선박 등과 더불어 대표적 대중교통 수단으로서 최근 고속 철도의 등장으로 인해 그 비중이 점점 더 높아지고 있으며, 아울러 대형사고의 위험 또한 증가하고 있다. 이중에서 철도 차량의 차축 베어링은 높은 안전성이 요구되는 부품으로서 최근 이의 고장예측을 위한 건전성 관리기술(Prognostics and Health Management, PHM)에 많은 연구가 집중되고 있다. PHM은 센서를 통해 얻은 데이터로부터 결함관련 특징신호를 추출하고 현재의 고장수준 진단과 미래의 고장싯점을 예측하는 기술로서, 이중에서 가장 중요한 부분은 올바른 특징신호를 추출하는 것이다. 그러나 지금까지의 특징신호들은 잡음으로 인한 심한 변동이나 비단조 경향으로 인해 고장예측에 이용하기에 부족한 점이 있었다. 본 연구에서는 이를 극복하기 위해 주파수 에너지 이동현상을 기반으로 정보 엔트로피를 특징신호로 사용하는 새로운 특징신호 추출법을 개발하고 IEEE 2012 PHM 경진대회에서 공개된 FEMTO 베어링 수명시험 데이터를 대상으로 기존의 특징신호들과 고장예측 성능비교를 함으로써 그 우수성을 검증하였다.

고등학생의 정신건강 상태에 관한 연구 -SCL-90을 이용, 서울시 인문계 1 . 3학년을 중심으로- (A STUDY ON MENTAL HEALTH STATE OF HIGH SCHOOL STUDENTS)

  • 김은주
    • 보건교육건강증진학회지
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    • 제5권2호
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    • pp.110-141
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    • 1988
  • This study was conducted to find out the mental health state of high school students. First-year students and third-year students af liberal high schools is Seoul were subject to this study. Questionnaire of Symptom Checklist-90 and various factors was adopted for the survey. A total of 916 questionnaires was sellected for the analysis, and the results are obtained as follows; 1) The characteristics in responses to mental health scale showed that obsessive-compulsive scale score was the highest, followed by interpersonal-sensitivity, depression, hostility, and anxiety. The subject group of the students showed higher scores in nine symptom dimensions except somatization than other normal group. 2) Girl-students showed higher scores than boy-students in somatization, depression, and anxiety, whereas the opposite was true in hostility. 3) Third-year students got high scores, in somatization, anxiety and Depression. 4) Parental marriage state of the repondents showed significant differences in nine symptom dimensions of mental health. Scores of the students with parents was the lowest, followed by those of students with only mother, only father and the rest(no parents, divorced, sepaerated, step-parent) in increasing order. 5) Smoking students showed high score in obsessive-compulsive, depression, hostility, paranoid ideation, and psychoticism. Especially in hostility, they got much higher score. 6) Students with poor record at school got higher scores in every symptom dimension than those with good record at school, especially in obsessive-compulsive and depression scale. 7) Parents' attitude toward student showed significant effect on every scale. Students under over-expectation or indifference from parents were in bad mental health state. 8) Students who have advisor proved to be in better mental health state than those who never consult their personal problems with others. 9) He who has family history got higher scores in some scales. 10) Respondents who looked upon what they have learned in high school as being rather an obstacle to sound social life got high scores in all the symptom dimensions and next came those of the students who answered that there were a lot of unnecessary things in their learning. 11) Those for whom it would not quite necessary to enter college if there were little formal schooling discrimination in society got high scores in obsessive-compulsive, interpersonal sensitivity, depression, hostility, and in psychoticism, especially higher in obsessive-compulsive scale. 12) Mental health state of the students who are influenced by the social surroundings, mass media, and the home environments showed high score in 8 symptom dimensions. 13) Abnormal response frequency of this sample is as follows; 24.0% of boys, 23.8% of girls, 22.5% of the first-year students, and 26.9% of the third-year students. There were significant difference among the grades. 14) The factors of distinctive correlation between the dimensions of SCL-90 and 16 factors were the father's negative attitude and depression, negative responses on teaching contents and anxiety, and smoking and hostility. In conclusion, mental health state of liberal highschool students on the whole showed worse than other normal groups. It had close terms with relation with their parents, schoolwork, smoking, teaching contents, the social surrounding, mass media, and the home environments. Thus I believe there need not only mental health education of students, training of teachers, counceling of parents, but also changes in teaching contents, and the improvement of educational system and the social surroundings under the national support.

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노인 일자리사업을 통한 노인경제 활동 참여의 구축 방안 연구 (A Study on the Establishment of Economic Activity Participation for the Elderly through Work for the Elderly)

  • 정경자
    • 산업진흥연구
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    • 제5권1호
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    • pp.89-98
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    • 2020
  • 본 연구는 노인들이 쾌적한 삶을 살 수 있도록 일자리 사업을 통해서 노인경제활동참여의 구축방안을 모색하고자 한다. 연구 결과로는 첫째, 관련법을 정비해야 한다. 이를 위해 노인을 대상으로 하는 직종을 우선적으로 선정하여야 하고, 정부에서는 법적인 절차가 마련되어야 한다. 둘째, 정년을 연장하고, 노인고용업체를 지원해야 한다. 정년연장은 노인취업을 높이기 위해서는 임금구조의 재개편이 불가피하다고 본다. 또한 고령자를 일정 비율 이상 고용하고 있는 기업에 대해서 세제상의 혜택을 주는 등의 정책을 시행하는 것이 바람직하다. 셋째, 노인들의 자조적 노력이 있어야 한다. 노년기의 일을 즐겁고 충실하게 하기 위해서는 앞서 말한 세 가지 요소가 불가결하다. 즉, 건강 없이 일할 수 없으며, 어느 정도의 경제적 안정 없이 사는 보람이 있는 일을 하기 위해서는 항상 새로운 지식을 배우고 자기의 능력을 연마하는 것이 중요하다. 결론적으로 노인일자리사업을 통한 노인경제활동참여의 구축 방안으로는, 무엇보다도 법적 정비 등 제도적으로 미비한 점을 정비해 나가는 동시에, 노인들이 그들의 직업에 종사할 수 있도록 충분한 정년연장이 필요하며, 노인들 스스로도 새로운 각오를 다져야 활 것이다.