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    ๋น„๊ต๊ฒฝ์ œ์ œ์ œ๋ก ์˜ ์ตœ๊ทผ ๋™ํ–ฅ

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    ์ด ๊ธฐ์กฐ์—ฐ์„ค ์ค‘ ์ƒ๋‹น ๋ถ€๋ถ„์€ Kim, Byung-Yeon, The Studies of Economic Systems of Comparative Economics: Beyond Economics of Transition, Journal of Comparative Economic Studies, Vol. 7, March, 2012, 11-21.์— ๊ธฐ์ดˆํ•˜๊ณ  ์žˆ์œผ๋ฉฐ ์ƒ๊ธฐ ํ•™์ˆ ์ง€์˜ ํ—ˆ๋ฝ์„ ๋ฐ›์•„ ์ด์šฉํ•˜๊ณ  ์žˆ์Œ์„ ๋ฐํž™๋‹ˆ๋‹ค.๋น„๊ต๊ฒฝ์ œ์ฒด์ œ๋ก ์˜ ์ตœ๊ทผ ๋™ํ–ฅ ๋ฐœํ‘œ๋ฅผ ๋งก์€ ์„œ์šธ๋Œ€ ๊น€๋ณ‘์—ฐ์ž…๋‹ˆ๋‹ค. ์ด ๋ถ„์•ผ์˜ ์—ฐ๊ตฌ๋Š” ์‚ฌํšŒ์ฃผ์˜๊ถŒ์˜ ๋ถ•๊ดด ์ดํ›„์— ์ƒ๋‹นํ•œ ๋ณ€ํ™”๋ฅผ ๋ชจ์ƒ‰ํ•˜๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๋ฏธ๊ตญ์˜ ์–ด๋–ค ๊ต์ˆ˜๋Š” ๋™์œ ๋Ÿฝ ์‚ฌํšŒ์ฃผ์˜๊ฐ€ ๋ถ•๊ดดํ•œ ์ดํ›„์— ์ž๊ธฐ๋Š” ๋” ์ด์ƒ ์—ฐ๊ตฌ๋ฅผ ํฌ๊ธฐํ–ˆ๋‹ค๋ผ๋Š” ๋ถ„๋„ ๊ณ„์‹œ๊ณ , ํ•˜๋ฒ„๋“œ๋Œ€ํ•™๊ต์˜ ๊ต์ˆ˜๋Š” ์†Œ๋ จ์„ ์—ฐ๊ตฌํ•˜๋‹ค๊ฐ€ ์ง€๊ธˆ์€ ์ „๊ณต์€ ํ™˜๊ฒฝ๊ฒฝ์ œํ•™์œผ๋กœ ๋ฐ”๊พธ์—ˆ๋‹ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ์ฆ‰, ์‚ฌํšŒ์ฃผ์˜๊ถŒ์— ๋Œ€ํ•œ ์—ฐ๊ตฌ๊ฐ€ ๊ทธ ๋™์•ˆ์˜ ์ „ํ†ต์ ์ธ ๋น„๊ต์ฒด์ œ๋ก ์˜ ๊ด€์‹ฌ ๋ถ„์•ผ ๋Œ€์ƒ์ธ๋ฐ ๊ทธ ์‚ฌํšŒ์ฃผ์˜๊ถŒ์ด ๋ถ•๊ดดํ•œ ์ดํ›„์— ์œ„๊ธฐ๋ฅผ ๋งž๊ฒŒ ๋œ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์–ด๋–ค ๋ถ„๋“ค์€ ์ด์ œ ๋น„๊ต์ฒด์ œ๋ก ์ด ๊ฒฝ์ œ์‚ฌ์˜ ํ•œ ๋ถ€๋ถ„์ด ๋˜์—ˆ๋‹ค๋ผ๊ณ  ์ƒ๊ฐํ•˜๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค. ๊ฒฝ์ œ์ฒด์ œ๋ก ์ด ์‚ฌํšŒ์ฃผ์˜ ๊ฒฝ์ œ๋ฅผ ๊ณ„์† ์—ฐ๊ตฌํ•œ๋‹ค๋ฉด ๊ทธ๋™์•ˆ ๊ฒฝ์ œ์ฒด์ œ๋ก ์ด๋ผ๋Š” ๋ถ„์•ผ๊ฐ€ ๊ฒฝ์ œํ•™์— ๊ธฐ์—ฌํ•˜๊ฒŒ ๋œ ๊ทธ ์—ญํ• ์„ ๊ฐ๋‹นํ•˜์ง€ ๋ชปํ•  ์šฐ๋ ค๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ ๋™์•ˆ์˜ ๋น„๊ต์ฒด์ œ๋ก ์€ ์ฃผ๋ฅ˜๊ฒฝ์ œํ•™์ด๋ผ๊ณ  ๋ถ€๋ฅด๋Š” ๋ถ„์•ผ์˜ ๋ฐœ์ „์— ๋งŽ์€ ๊ธฐ์—ฌ๋ฅผ ํ•ด์™”์Šต๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด์„œ, ์ง€๊ธˆ ์ฃผ๋ฅ˜๊ฒฝ์ œํ•™์—์„œ ๋งŽ์ด ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋Š” ์ •๋ณด์˜ ๋ฌธ์ œ, ์ฃผ์ธ-๋Œ€๋ฆฌ์ธ ๋ฌธ์ œ ๊ฐ™์€ ๊ฒƒ๋“ค์ด ๊ฐ€์žฅ ๋จผ์ € ๋…ผ์˜๋˜์—ˆ๋˜ ๋ถ„์•ผ์ค‘ ํ•˜๋‚˜๊ฐ€ ๋ฐ”๋กœ ๋น„๊ต์ฒด์ œ๋ก , ์ฆ‰ ์‚ฌํšŒ์ฃผ์˜ ๊ฒฝ์ œ ๋ถ„์„์—์„œ ๋‚˜์™”์Šต๋‹ˆ๋‹ค

    ์•„ํฌ๋ฆด์•„๋งˆ์ด๋“œ ์ €๊ฐํ™”๋ฅผ ์œ„ํ•œ ์‚ฐ์—…์šฉ Saccharomyces cerevisiae์˜ CRISPR-Cas9 ๊ธฐ๋ฐ˜ ๋Œ€์‚ฌ๊ณตํ•™

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    ํ•™์œ„๋…ผ๋ฌธ (์„์‚ฌ)-- ์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› : ๋†์—…์ƒ๋ช…๊ณผํ•™๋Œ€ํ•™ ๋†์ƒ๋ช…๊ณตํ•™๋ถ€, 2018. 2. ์„œ์ง„ํ˜ธ.Acrylamide, known as a toxic substance and potential carcinogen, is present in large amounts in foods including potato chips and breads. Acrylamide is produced from asparagine in raw food materials through the Maillard reaction during the cooking process. Therefore, reduction of asparagine is the key of the acrylamide reduction. The objective of this thesis is to reduce acrylamide in foods by degrading asparagine by metabolically engineered S. cerevisiae. A recently developed CRISPR-Cas9 system was employed to engineer industrial S. cerevisiae since the CRISPR-Cas9 genome editing technology would ensure safety for food applications. First, to isolate industrial S. cerevisiae to be used for acrylamide reduction, 7 stains of S. cerevisiae were isolated from nuruk which is a Korean traditional microbial resource. Among 7 strains of S. cerevisiae, S. cerevisiae N1 was selected as the host strain for further studies because S. cerevisiae N1 showed the best glucose fermentation ability. Also S. cerevisiae N1 was expected to be used efficiently under acidic pH conditions or osmotic stress conditions as compared with the other isolated S. cerevisiae strains. Next, metabolic engineering was performed for reducing acrylamide using the CRISPR-Cas9 gene editing technology. To prove the rationality of metabolic engineering strategies for acrylamide reduction, a laboratory strain S. cerevisiae D452-2 was engineered prior to industrial S. cerevisiae N1. S.cerevisiae D452-2 was engineered by overexpression of the general amino acid permease (GAP1), overexpression of asparaginases (ASP1, ASP3), regulation of nitrogen catabolite repression (NCR). Engineered strains were grown in flasks containing asparagine rich YPD media to test the ability of asparagine degradation. For the laboratory S. cerevisiae D_PASP3 strain overexpressing ASP3 (cell-wall asparaginase) through a promoter replacement, the asparagine consumption rate was enhanced by 9.9 times relative to the D452-2 WT strain. Therefore, the ASP3 overexpression strategy was applied to the industrial N1 strain. Since APS3 did not exist in N1, an ASP3 expression cassette was constructed and inserted into either the URE2 site or the GZF3 site of the N1 chromosome to construct N1_ฮ”URE2::ASP3 and N1_ฮ”GZF3::ASP3. To determine the asparagine consumption ability of the two strains, engineered strains were grown in flasks containing asparagine rich YPD media. For the S. cerevisiae N1_ฮ”URE2::ASP3, the asparagine consumption rate increased by 20.6 times, compared with the N1 WT strain. For the S. cerevisiae N1_ฮ”GZF3::ASP3, the asparagine consumption rate increased by 11.4 times, compared with the N1 WT strain. When they were applied to food doughs, asparagine was consumed fast to result in 95% less acrylamide than the control strain N1 WT. In this study, metabolically engineered industrial S. cerevisiae strains were constructed to reduce acrylamide in foods by degrading asparagine. The engineered strains reduced acrylamide in foods by 95%, and it is believe that these engineered strains could be used effectively for acrylamide reduction in food industry.I. INTRODUCTION 1 1. Metabolic engineering of industrial Saccharomyces cerevisiae based on CRISPR-Cas9 1 1.1. Necessity and difficulty of metabolic engineering of industrial S. cerevisiae 1 1.2. CRISPR-Cas9 system 3 2. Acrylamide in foods 4 2.1. What is acrylamide 4 2.2. Toxicity of acrylamide and related regulations 8 2.3. Acrylamide reducing methods 11 3. Pre-treatment of S. cerevisiae to reduce acrylamide 12 3.1. Characteristic of S. cerevisiae 12 3.2. Asparagine metabolic pathway in S. cerevisiae 13 4. Research objectives 19 II. MATERIALS AND METHODS 20 1. Reagents 20 2. Strains and plasmids 20 2.1. Strains 20 2.2. Plasmids 24 3. DNA Manipulation and Transformation 29 3.1. Preparation of DNA 29 3.2. Polymerase Chain Reaction (PCR) 29 3.3. Digestion and ligation of DNA 30 3.4. Transformation of Escherichia coli 30 3.5. Transformation of S. cerevisiae 31 3.6. CRISPR-Cas9 genome engineering procedure 32 4. Media and Culture conditions 35 4.1. Media 35 4.2. Culture conditions 35 5. Analysis 37 5.1. Isolation of industrial S. cerevisiae from nuruk 37 5.1.1. S. cerevisiae specific PCR screening 37 5.1.2. VITEK2 Compact analysis 37 5.2. Characterization of isolated industrial S. cerevisiae 38 5.2.1. Inter-delta RAPD PCR typing 38 5.2.2. Assessment of S. cerevisiae mating type 39 5.3. Dry cell weight 42 5.4. Metabolite detection 42 5.5. Real-time quantitative PCR 42 5.6. Quantification of asparagine and acrylamide 43 5.7. Application of engineered industrial S. cerevisiae to foods 44 III. RESULTS AND DISCUSSIONS 47 1. Isolation of industrial S. cerevisiae from nuruk 47 2. Characterization of isolated industrial S. cerevisiae 50 3. Assessment of glucose fermentation ability of isolated S. cerevisiae from nuruk 52 4. Verification of genome engineering feasibility based on CRISPR-Cas9 in industrial S. cerevisiae 55 5. CRISPR-Cas9 based metabolic engineering of laboratory S. cerevisiae D452-2 56 5.1. Construction of engineered S. cerevisiae D452-2 for acrylamide reduction 56 5.2. Flask fermentation of engineered S. cerevisiae D452-2 strains in asparagine rich YPD media 58 5.3. Transcription level of the strains with GPD promoter replacement 61 5.4. Target selection for application of industrial S. cerevisiae 63 6. CRISPR-Cas9 based metabolic engineering of industrial S. cerevisiae N1 67 6.1. Construction of engineered S. cerevisiae N1 for acrylamide reduction 67 6.2. Flask fermentation of engineered S. cerevisiae N1 strains in asparagine rich YPD media 67 6.3. Application of engineered S. cerevisiae N1 strains in food samples 71 IV. CONCLUSIONS 74 V. REFERENCES 77 ๊ตญ ๋ฌธ ์ดˆ ๋ก 86Maste

    A research into the prevalence rate of metabolic syndrome, osteopenia and osteoporosis among women who visited a health clinic and the relationship between these conditions

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    ๊ตญ์ œ๋ณด๊ฑดํ•™๊ณผ/์„์‚ฌ[ํ•œ๊ธ€]์—ฐ๊ตฌ๋ฐฐ๊ฒฝ: ์„ฑ์ธ์—ฌ์„ฑ์˜ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ ๋ฐœ์ƒ์€ ์—ฐ๋ น์ด ์ฆ๊ฐ€ํ•จ์— ๋”ฐ๋ผ ํ•จ๊ป˜ ์ฆ๊ฐ€ํ•˜๊ณ  ์žˆ๋‹ค. ์—ฐ๋ น์˜ ์ฆ๊ฐ€์™€ ํ•จ๊ป˜ ๋‚˜ํƒ€๋‚˜๋Š” ๋น„๋งŒ์€ ๊ณจ๋ฐ€๋„ ๋ณดํ˜ธ์ธ์ž์ธ ๋ฐ˜๋ฉด ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์˜ ์œ„ํ—˜์„ ์ฆ๊ฐ€์‹œํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ์•Œ๋ ค์ ธ ์žˆ์–ด ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์—ฐ๊ด€์„ฑ์— ๋Œ€ํ•œ ๊ตญ์™ธ ๋ฐ ๊ตญ๋‚ด ์—ฐ๊ตฌ๊ฐ€ ์ง„ํ–‰๋˜๊ณ  ์žˆ์œผ๋‚˜ ์ผ๊ด€๋œ ๊ฒฐ๊ณผ๊ฐ€ ๋‚˜ํƒ€๋‚˜์ง€ ์•Š๊ณ  ์žˆ๋‹ค. ๋”ฐ๋ผ์„œ ๋ณธ ์—ฐ๊ตฌ๋Š” ํ•œ ๊ฒ€์ง„์„ผํ„ฐ๋ฅผ ๋‚ด์›ํ•œ ์ผ๋ถ€ ์„ฑ์ธ์—ฌ์„ฑ์„ ๋Œ€์ƒ์œผ๋กœ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ, ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ ๋ณ‘์œจ์„ ์กฐ์‚ฌํ•˜๊ณ  ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ์˜ ๊ด€๋ จ์„ฑ์„ ์•Œ์•„๋ณด๊ณ ์ž ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ ์—ฌ์„ฑ ๋Œ€์ƒ์ž๋“ค์€ ํ๊ฒฝ์— ๋”ฐ๋ฅธ ํ˜ธ๋ฅด๋ชฌ์˜ ๋ณ€ํ™”๋กœ ์‹ ์ฒด์  ๋ณ€ํ™”๊ฐ€ ํฌ๊ฒŒ ๋‚˜ํƒ€๋‚˜๋ฏ€๋กœ ํ๊ฒฝ ์ „๊ณผ ํ๊ฒฝ ํ›„๋กœ ๋‚˜๋ˆ„์–ด์„œ ์‚ดํŽด๋ณด์•˜๋‹ค. ๋ฐฉ๋ฒ•: 2007๋…„ 6์›”๋ถ€ํ„ฐ 2009๋…„ 12์›”๊นŒ์ง€ ๊ตญ๋ฆฝ์•”์„ผํ„ฐ ์•”์˜ˆ๋ฐฉ๊ฒ€์ง„์„ผํ„ฐ์—์„œ ๊ฑด๊ฐ•๊ฒ€์ง„์„ ๋ฐ›์€ 30์„ธ ์ด์ƒ์˜ ์—ฌ์„ฑ๋“ค ์ค‘ ๊ณจ๋ฐ€๋„์™€ ๊ด€๋ จ๋œ ์งˆํ™˜(๊ฐ‘์ƒ์„  ๊ธฐ๋Šฅ ์ด์ƒ, ๋ฃจํ”„์Šค, ๋ฅ˜๋งˆ์น˜์Šค ๊ด€์ ˆ์—ผ, ๊ด€์ ˆ์—ผ, ๋‚œ์†Œ์ ์ถœ์ˆ , ์ž๊ถ์ ์ถœ์ˆ , ์•” ์ง„๋‹จ์„ ๋ฐ›์€ ์ˆ˜๊ฒ€์ž) ๋ฐ ๊ด€๋ จ๋œ ์•ฝ๋ฌผ(๊ณจ๋‹ค๊ณต์ฆ ์น˜๋ฃŒ์ œ, ์—ฌ์„ฑ ํ˜ธ๋ฅด๋ชฌ์ œ, ๊ฐ‘์ƒ์„ ํ˜ธ๋ฅด๋ชฌ์ œ)์„ ๋ณต์šฉํ•˜๋Š” ์ˆ˜๊ฒ€์ž๋ฅผ ์ œ์™ธํ•œ 3244๋ช…์„ ๋Œ€์ƒ์œผ๋กœ ํ•˜์˜€๋‹ค. ํ๊ฒฝ ์œ ๋ฌด์— ๋”ฐ๋ผ ํ๊ฒฝ ์ „๊ณผ ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ๊ตฐ์œผ๋กœ ๋‚˜๋ˆ„์–ด ํ—ˆ๋ฆฌ๋‘˜๋ ˆ, ์ค‘์„ฑ์ง€๋ฐฉ, ๊ณ ๋ฐ€๋„ ์ฝœ๋ ˆ์Šคํ…Œ๋กค, ํ˜ˆ์••, ๊ณต๋ณต ์‹œ ํ˜ˆ๋‹น์„ ์ธก์ •ํ•˜์—ฌ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์„ ์ง„๋‹จํ•˜๊ณ  ์œ ๋ณ‘์œจ์„ ํŒŒ์•…ํ•˜์˜€๋‹ค. ์š”์ถ”๋ถ€ ๋ฐ ๋Œ€ํ‡ด๊ฒฝ๋ถ€ ๊ณจ๋ฐ€๋„ ๊ฒ€์‚ฌ๋ฅผ ์‹ค์‹œํ•˜์—ฌ ๊ณจ๋ฐ€๋„ ์ •์ƒ๊ตฐ, ๊ณจ๊ฐ์†Œ์ฆ๊ตฐ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ๊ตฐ์„ ์ง„๋‹จํ•˜๊ณ  ๊ณจ๊ฐ์†Œ์ฆ๊ตฐ๊ณผ ๊ณจ๋‹ค๊ณต์ฆ๊ตฐ์˜ ์œ ๋ณ‘์œจ์„ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๊ฐ์†Œ์ฆ๊ตฐ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ๊ตฐ์˜ ๊ด€๋ จ์š”์ธ์„ ์‹ ์ฒด๊ณ„์ธก, ํ˜ˆ์•ก๊ฒ€์‚ฌ, ์ƒํ™œ์Šต๊ด€, ์‹์Šต๊ด€์— ๋”ฐ๋ผ ์‚ดํŽด๋ณด๊ณ , ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์—ฐ๊ด€์„ฑ์— ๋Œ€ํ•ด ์กฐ์‚ฌํ•˜์˜€๋‹ค. ๊ฒฐ๊ณผ: ์ „์ฒด 3244๋ช… ์ค‘ ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์€ 2239๋ช…(72.1%), ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์€ 905๋ช…(27.9%)์ด์—ˆ์œผ๋ฉฐ ๊ตฌ์ฒด์  ๊ฒฐ๊ณผ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. 1. ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์—์„œ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ, ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ ๋ณ‘์œจ์€ ๊ฐ๊ฐ 7.8%, 23.7%, 1.2%๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์—์„œ๋Š” ๊ฐ๊ฐ 22.2%, 46.1%, 9.5%๋กœ ๋‚˜ํƒ€๋‚˜ ํ๊ฒฝ ์ „๋ณด๋‹ค ํ๊ฒฝ ํ›„์— ๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๊ณจ๊ฐ์†Œ์ฆ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ์˜ ๋ฐœ์ƒ๋นˆ๋„๊ฐ€ ๋†’์•˜๋‹ค. 2. ํ๊ฒฝ ์ „๊ณผ ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์—์„œ ๋‚˜์ด, ์‹ ์žฅ, ์ฒด์ค‘, ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜๊ฐ€ ๊ณจ๋ฐ€๋„ ์ •์ƒ๊ตฐ๊ณผ ๋น„๊ตํ•˜์—ฌ ๊ณจ๊ฐ์†Œ์ฆ๊ตฐ ๋ฐ ๊ณจ๋‹ค๊ณต์ฆ๊ตฐ์—์„œ ์œ ์˜ํ•œ ์ฐจ์ด๊ฐ€ ๋‚˜ํƒ€๋‚ฌ๋‹ค(p๏ผœ0.05). ๋ณต๋ถ€๋‘˜๋ ˆ์™€ ์ด์™„๊ธฐ ํ˜ˆ์••์€ ๊ณจ๊ฐ์†Œ์ฆ๊ตฐ์—์„œ ๊ณจ๋ฐ€๋„ ์ •์ƒ๊ตฐ๊ณผ ๋น„๊ตํ•˜์—ฌ ์œ ์˜ํ•œ ์ฐจ์ด๊ฐ€ ์žˆ์—ˆ๋‹ค(p๏ผœ0.05). 3. ํ๊ฒฝ ์ „๊ณผ ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์—์„œ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ ๊ตฌ์„ฑ์š”์†Œ ์ด์™ธ์— ๋‚˜์ด, ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜, ์ €๋ฐ€๋„ ์ฝœ๋ ˆ์Šคํ…Œ๋กค, ์ดˆ๊ฒฝ ์—ฐ๋ น์ด ๋น„๋Œ€์‚ฌ์ฆํ›„๊ตฐ๊ณผ ๋น„๊ตํ•˜์—ฌ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์—์„œ ์œ ์˜ํ•œ ์ฐจ์ด๊ฐ€ ์žˆ์—ˆ๋‹ค(p๏ผœ0.05). ํ•™๋ ฅ๊ณผ ์†Œ๋“์ด ๋‚ฎ์„์ˆ˜๋ก ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์˜ ๋ถ„ํฌ๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋†’์•˜๋‹ค(p๏ผœ0.05). ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์˜ ์‹์Šต๊ด€ ์ค‘์—์„œ ์ผ์ฃผ์ผ์— 5์ผ ์ด์ƒ ํ•˜๋ฃจ 3๋ฒˆ ์‹์‚ฌํ•˜๋Š” ๊ตฐ๊ณผ ๊ตญ๊ณผ ๊น€์น˜๋ฅผ ์ œ์™ธํ•œ 3๊ฐ€์ง€ ์ด์ƒ์˜ ๋ฐ˜์ฐฌ์„ ๋จน๋Š” ๊ตฐ์—์„œ ๊ทธ๋ ‡์ง€ ์•Š์€ ๊ตฐ๋ณด๋‹ค ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์˜ ๋ถ„ํฌ๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋†’์•˜๋‹ค(p๏ผœ0.05). ํ‰๊ท  10๋ถ„ ์ด์ƒ์˜ ์‹์‚ฌ์‹œ๊ฐ„์„ ๊ฐ€์ง€๋Š” ๊ตฐ, ์œก๋ฅ˜๋‚˜ ๊ณ„๋ž€ ์ค‘ 1๊ฐ€์ง€๋ฅผ ์ผ์ฃผ์ผ์— 5๋ฒˆ ์ด์ƒ ๋จน๋Š” ๊ตฐ, ์™ธ์‹ํ•  ๋•Œ ์Œ์‹์ด ์งœ๋‹ค๊ณ  ๋Š๋ผ๋Š” ๊ตฐ์ด ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์˜ ๋ถ„ํฌ๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋‚ฎ์•˜๋‹ค(p๏ผœ0.05). 4. ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์—์„œ ์—ฐ๋ น๊ณผ ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜ ๋ณด์ • ํ›„ ๋น„๋Œ€์‚ฌ์ฆํ›„๊ตฐ์— ๋น„ํ•˜์—ฌ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์ด ์žˆ์„ ๋•Œ ๊ณจ๊ฐ์†Œ์ฆ์˜ ๊ต์ฐจ๋น„(OR=1.51, 95% CI=1.03-2.20)์™€ ์œ ๋ณ‘๋น„(PR=1.37, 95% CI=1.05-1.78)๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋†’์•˜๋‹ค. 5. ์—ฐ๋ น๊ณผ ์ฒด์งˆ๋Ÿ‰์ง€์ˆ˜๋ฅผ ๋ณด์ •ํ•œ ๊ฒฐ๊ณผ, ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์—์„œ ๋ณต๋ถ€๋น„๋งŒ๊ตฐ์€ ๋ณต๋ถ€๋น„๋งŒ์ด ์žˆ์ง€ ์•Š์€ ๊ตฐ์— ๋น„ํ•ด ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ„ํ—˜์ด ์œ ์˜ํ•˜๊ฒŒ ๋†’๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค(OR=4.16, 95% CI= 1.48-11.67). 6. ํ๊ฒฝ ์ „ ์—ฌ์„ฑ ๊ณ ํ˜ˆ์•• ๊ตฐ์—์„œ ์ฒด์งˆ๋Ÿ‰ ์ง€์ˆ˜๋งŒ ๋ณด์ •ํ•œ ๊ฒฝ์šฐ ๊ณ ํ˜ˆ์••์ด ์žˆ์ง€ ์•Š์€ ๊ตฐ์— ๋น„ํ•ด ๊ณจ๋‹ค๊ณต์ฆ์„ ๊ฐ€์งˆ ๊ต์ฐจ๋น„๊ฐ€ ๋†’๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค(OR=2.5, 95% CI=1.03-6.05). ํ๊ฒฝ ํ›„ ๊ณ ํ˜ˆ์••๊ตฐ์—์„œ ๊ณ ํ˜ˆ์••์ด ์žˆ์ง€ ์•Š์€ ๊ตฐ์— ๋น„ํ•ด ๊ณจ๊ฐ์†Œ์ฆ๊ณผ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ„ํ—˜์ด ์œ ์˜ํ•˜๊ฒŒ ๋†’์€ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค(๊ฐ๊ฐ OR= 1.48, 95% CI=1.09-2.00; OR=1.92, 95% CI=1.16-3.18). ๊ทธ๋Ÿฌ๋‚˜ ์—ฐ๋ น ๋ณด์ •์„ ์ถ”๊ฐ€ํ•˜๋ฉด ์ด๋Ÿฌํ•œ ํ†ต๊ณ„์  ์œ ์˜์„ฑ์€ ์†Œ์‹ค๋˜์—ˆ๋‹ค. ๊ฒฐ๋ก : ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์˜ ๊ตฌ์„ฑ์š”์†Œ์ธ ๋ณต๋ถ€๋น„๋งŒ์ด ์žˆ์„ ๋•Œ ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์˜ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ„ํ—˜๋„๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋†’์•˜์œผ๋ฉฐ, ํ๊ฒฝ ์ „ ์—ฌ์„ฑ์˜ ๋ณต๋ถ€๋น„๋งŒ์€ ๊ณจ๋‹ค๊ณต์ฆ์˜ ์œ„ํ—˜์ธ์ž๋ผ๊ณ  ํ•  ์ˆ˜ ์žˆ๋‹ค. ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์—์„œ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์ด ์žˆ์„ ๋•Œ ๊ณจ๊ฐ์†Œ์ฆ์˜ ์œ„ํ—˜๋„๊ฐ€ ์œ ์˜ํ•˜๊ฒŒ ๋†’์•˜์œผ๋ฉฐ, ํ๊ฒฝ ํ›„ ์—ฌ์„ฑ์˜ ๋Œ€์‚ฌ์ฆํ›„๊ตฐ์€ ๊ณจ๊ฐ์†Œ์ฆ์˜ ์œ„ํ—˜์ธ์ž๋ผ๊ณ  ํ•  ์ˆ˜ ์žˆ๋‹ค. [์˜๋ฌธ]restrictio

    ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์— ๋Œ€ํ•œ ์—ฐ๊ตฌ

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    ํ•™์œ„๋…ผ๋ฌธ (๋ฐ•์‚ฌ)-- ์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› : ์‚ฌ๋ฒ”๋Œ€ํ•™ ์œค๋ฆฌ๊ต์œก๊ณผ, 2018. 2. ๋ฐ•์„ฑ์ถ˜.๋ณธ ๋…ผ๋ฌธ์€ ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •์„ ์‚ดํŽด๋ณด๊ณ  ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ด๋ก ์  ๋ฐฐ๊ฒฝ๊ณผ ๊ตฌ์„ฑ ์š”์†Œ์— ๋Œ€ํ•œ ๋…ผ์˜๋ฅผ ํ†ตํ•ด ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ๋ฐํžˆ๊ณ  ํ•™๊ตํ†ต์ผ๊ต์œก ๋‚ด์‹คํ™”๋ฅผ ์œ„ํ•œ ๊ณผ์ œ์™€ ์ œ๋„ ๋ฐ ์ˆ˜์—… ๊ฐœ์„ ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •์€ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ํ˜„์‹ค๊ณผ ํ•œ๊ณ„๋ฅผ ๊ฐ–๊ณ  ์žˆ๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์€ ์ •๋ถ€ ์ •์ฑ…๊ณผ ๋ฐ€์ ‘ํ•˜๊ฒŒ ๊ด€๋ จ์„ ๋งบ์œผ๋ฉด์„œ ์ผ๊ด€์„ฑ๊ณผ ์ง€์†์„ฑ์ด ๋ถ€์กฑํ–ˆ๋‹ค. ๊ต์œก ๋ชฉํ‘œ๋Š” ๊ตญ๊ฐ€ ์ฐจ์›์˜ ๋‹น์œ„์™€ ์ด๋…์„ ๊ฐ•์กฐํ•˜์—ฌ ๊ต์œก์  ์‹ค์ฒœ๊ณผ ๊ฑฐ๋ฆฌ๊ฐ€ ์žˆ์—ˆ๋‹ค. ๊ต์œก ๋‚ด์šฉ์€ ํ•™์ƒ๊ณผ ๊ต์‚ฌ๋ฅผ ๊ณ ๋ คํ•จ ์—†์ด ์ •๋ถ€ ์ž…์žฅ์„ ์ค‘์‹ฌ์œผ๋กœ ์ œ์‹œ๋˜์—ˆ๋‹ค. ๊ต์ˆ˜ยทํ•™์Šต ๋ฐฉ๋ฒ•๊ณผ ๊ด€๋ จํ•˜์—ฌ ํ•™์ƒ๋“ค์˜ ๋‹ค์–‘ํ•œ ๊ด€์ ์ด ํ•™๊ตํ†ต์ผ๊ต์œก ๋…ผ์˜์—์„œ ์กด์ค‘๋ฐ›์ง€ ๋ชปํ•˜๊ณ  ์žˆ๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •์€ ํ•˜ํ–ฅ์‹์œผ๋กœ ํŽธ์„ฑ๋˜๊ณ  ์žˆ๊ณ  ์˜์—ญ๋ณ„ ์ผ๊ด€์„ฑ์ด ๋ถ€์กฑํ•˜๋ฉฐ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์„ ๊ณ ๋ คํ•˜๊ณ  ์žˆ์ง€ ๋ชปํ•˜๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ • ๊ฐœ์„ ์„ ์œ„ํ•œ ์•„์ด๋””์–ด๋ฅผ ์–ป๊ธฐ ์œ„ํ•ด ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ด๋ก ์  ๋ฐฐ๊ฒฝ๊ณผ ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ์‚ดํŽด๋ณด์•˜๋‹ค. ๊ต์œก๊ณผ์ •์€ ํ˜•์‹์  ๊ต์œก๊ณผ์ •, ์ž ์žฌ์  ๊ต์œก๊ณผ์ •, ์˜ ๊ต์œก๊ณผ์ • ๋“ฑ์œผ๋กœ ๋ถ„๋ฅ˜ํ•  ์ˆ˜ ์žˆ๋‹ค. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์€ ๊ธฐ๋Šฅ์ด๋ก , ๊ฐˆ๋“ฑ์ด๋ก , ํ•ด์„ํ•™์  ๊ด€์ ์—์„œ ๋…ผ์˜๊ฐ€ ์ด๋ฃจ์–ด์ ธ ์™”์œผ๋ฉฐ, ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ๊ตฌ์„ฑ ์š”์†Œ๋Š” ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ, ํ•™๊ต์˜ ์ƒํƒœ, ํ•™๊ต์˜ ์ธ์  ์š”์†Œ ๋“ฑ์˜ ์ธก๋ฉด์—์„œ ์‚ดํŽด๋ณผ ์ˆ˜ ์žˆ๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์— ๋Œ€ํ•œ ๋…ผ์˜๋Š” ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜„์‹ค์„ ์ดํ•ดํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋„์™€์ฃผ๊ณ  ํ˜•์‹์  ๊ต์œก๊ณผ์ •์„ ๋ณด์™„ํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค€๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ, ํ•™๊ต์˜ ์ƒํƒœ, ํ•™๊ต์˜ ์ธ์  ์š”์†Œ ๋“ฑ์˜ ์ธก๋ฉด์—์„œ ๋ฐํ˜”๋‹ค. ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ๊ณผ ๊ด€๋ จํ•˜์—ฌ ํ•™๊ต ๋ฐ– ์‚ฌํšŒ์—์„œ ํ•™์ƒ๋“ค์—๊ฒŒ ์ „๋‹ฌ๋˜๋Š” ์ •๋ณด๋กœ ๊ตญ์ œ์ •์„ธ์™€ ๋‚จ๋ถ๊ด€๊ณ„, ๋ถํ•œ์˜ ํ–‰์œ„, ๋Œ€๋ถ์ •์ฑ…๊ณผ ํ†ต์ผ์ •์ฑ… ๋“ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ์ •๋ณด๋ฅผ ์ƒ์‚ฐํ•˜๋Š” ์‚ฌํšŒ๋ฌธํ™”์  ์กฐ๊ฑด์œผ๋กœ ๋‚จ๋ถํ•œ ๊ด€๊ณ„์˜ ํŠน์ˆ˜์„ฑ, ์‚ฌํšŒ ํ™˜๊ฒฝ์˜ ๋ณ€ํ™”, ๋ถ„๋‹จ์˜์‹๊ณผ ๋‚จ๋‚จ๊ฐˆ๋“ฑ, ํ†ต์ผ๊ต์œก์˜ ์ •์น˜์  ๋ฏผ๊ฐ์„ฑ ๋“ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ๊ทธ๋ฆฌ๊ณ  ํ•™์ƒ๋“ค์—๊ฒŒ ๊ฐ€์น˜์™€ ์ •๋ณด๋ฅผ ์ „๋‹ฌํ•˜๋Š” ๋งค์ฒด๋กœ ์–ธ๋ก ๊ณผ SNS์˜ ์˜ํ–ฅ์— ๋Œ€ํ•ด ๋…ผํ•˜์˜€๋‹ค. ํ•™๊ต์˜ ์ƒํƒœ์™€ ๊ด€๋ จํ•œ ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ๊ตฐ์ง‘์„ฑ, ๊ฒฝ์Ÿ๋ฌธํ™”, ๊ถŒ๋ ฅ๊ด€๊ณ„์˜ ์ธก๋ฉด์—์„œ ์‚ดํŽด๋ณด์•˜๋‹ค. ๊ตฐ์ง‘์„ฑ์€ ๊ณผ๊ฑฐ ๋‹น์œ„๋ฅผ ์ค‘์‹ฌ์œผ๋กœ ํ•œ ํ•™๊ตํ†ต์ผ๊ต์œก ๋‹ด๋ก ์„ ๋‚ด๋ฉดํ™”ํ•˜๋Š”๋ฐ ๊ธ์ •์ ์œผ๋กœ ๊ธฐ์—ฌํ•˜์˜€์ง€๋งŒ ๊ฐœ์ธ์˜ ์ž์œจ์„ฑ๊ณผ ์ฃผ์ฒด์„ฑ์ด ๊ฐ•์กฐ๋˜๋Š” ์˜ค๋Š˜๋‚  ๋‹น์œ„์— ๋Œ€ํ•œ ๊ฐ•์กฐ๋งŒ์œผ๋กœ ํ•™์ƒ๋“ค์„ ์„ค๋“ํ•˜๊ธฐ ์–ด๋ ต๋‹ค. ๋˜ํ•œ ๊ฒฝ์Ÿ๋ฌธํ™”๊ฐ€ ์ฒจ์˜ˆํ•œ ๊ต์œก ํ˜„์‹ค์€ ํ•™์ƒ๋“ค๋กœ ํ•˜์—ฌ๊ธˆ ์ด๊ธฐ์  ์‹ฌ์„ฑ์„ ๊ฐ–๊ฒŒ ๋งŒ๋“ค์—ˆ๊ณ  ์ ๋Œ€์™€ ํ˜์˜ค์˜ ๋ฌธํ™”๋ฅผ ํ˜•์„ฑํ•˜์—ฌ ๋ถํ•œ์— ๋Œ€ํ•œ ํ˜์˜ค๋ฅผ ํ‘œํ˜„ํ•˜๋Š” ํ˜„์ƒ์œผ๋กœ ๋‚˜ํƒ€๋‚˜๊ณ  ์žˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ํ•™๊ต์˜ ์ „ํ†ต์ ์ธ ๊ถŒ๋ ฅ๊ด€๊ณ„๋Š” ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •์„ ์ˆ˜์šฉํ•˜๋„๋ก ๊ธฐ๋Šฅํ–ˆ์ง€๋งŒ ๊ต์‚ฌ์™€ ํ•™์ƒ, ํ•™๊ต์™€ ํ•™์ƒ ์‚ฌ์ด์˜ ๊ถŒ๋ ฅ๊ด€๊ณ„๊ฐ€ ์•ฝํ™”๋˜๊ณ  ์žˆ๋Š” ์˜ค๋Š˜๋‚  ํ•™๊ต์™€ ๊ต์‚ฌ, ๊ต์œก๊ณผ์ •์˜ ์˜ํ–ฅ๋ ฅ์ด ์•ฝํ™”๋˜๊ณ  ์žˆ๋‹ค. ํ•™๊ต์˜ ์ธ์  ์š”์†Œ์™€ ๊ด€๋ จํ•˜์—ฌ ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • ๊ตฌ์„ฑ ์š”์†Œ๋ฅผ ๋ฐํ˜”๋‹ค. ๋‹ค์–‘ํ•œ ํ†ต์ผ์˜์‹์„ ๋‚ด๋ฉดํ™”ํ•œ ๊ฐ€์šด๋ฐ ์‚ฌํšŒ๊ทœ๋ฒ”์˜ ์ „๋‹ฌ์ž ์—ญํ• ์„ ์š”๊ตฌ๋ฐ›๊ณ  ์žˆ๋Š” ๊ต์‚ฌ๋“ค์€ ํ†ต์ผ๋ฌธ์ œ์— ๋Œ€ํ•œ ๊ฐ€์น˜๊ด€์˜ ํ˜ผ๋ž€์„ ๊ฒช์„ ์ˆ˜ ์žˆ๋‹ค. ํ•™์ƒ๋“ค์˜ ํ†ต์ผ ํ•„์š”์„ฑ ์ธ์‹์€ ๋‚ฎ์•„์ง€๊ณ  ์žˆ๊ณ  ํ†ต์ผ๋ฌธ์ œ์— ๋Œ€ํ•œ ์‹ค์šฉ์  ์ ‘๊ทผ์ด ์ฆ๊ฐ€ํ•˜๊ณ  ์žˆ์œผ๋ฉฐ ๋ถํ•œ์— ๋Œ€ํ•œ ํƒœ๋„๋Š” ๋ถ€์ •์ ์ด๋‹ค. ํ•™๋ถ€๋ชจ์˜ ํ†ต์ผ ํ•„์š”์„ฑ ์ธ์‹์€ ์ „๋ฐ˜์ ์œผ๋กœ ๋‚ฎ์•„์ง€๊ณ  ์žˆ๊ณ  ๋ถํ•œ์— ๋Œ€ํ•œ ๋ถ€์ •์  ์ธ์‹์ด ์ฆ๊ฐ€ํ•˜๊ณ  ์žˆ๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •๊ณผ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์— ๋Œ€ํ•œ ๋…ผ์˜๋ฅผ ํ†ตํ•ด ํ•™๊ตํ†ต์ผ๊ต์œก ๋‚ด์‹คํ™”๋ฅผ ์œ„ํ•œ ๊ณผ์ œ๋ฅผ ์ œ์‹œํ•˜์˜€๋‹ค. ๋จผ์ € ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ ๊ฐœ์„ ์„ ํ†ตํ•ด ํ†ต์ผ๊ต์œก ๋…ผ์˜๋ฅผ ์œ„ํ•œ ๋ถ„์œ„๊ธฐ๋ฅผ ์กฐ์„ฑํ•ด์•ผ ํ•œ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ํ•™๊ต์˜ ์ƒํƒœ ๋ณ€ํ™”๋ฅผ ๋ฐ˜์˜ํ•˜์—ฌ ํ•™๊ต๋ฌธํ™”๋ฅผ ํ˜์‹ ํ•ด์•ผ ํ•œ๋‹ค. ๋‹ค๋ฆ„์„ ์ธ์ •ํ•˜๊ณ  ๊ณต์กด์„ ์ง€ํ–ฅํ•˜๋Š” ํ•™๊ต๋ฌธํ™”๋ฅผ ํ˜•์„ฑํ•˜๊ณ  ์‚ถ์˜ ๋ฌธ์ œ๋กœ ํ†ต์ผ์„ ๊ณ ๋ฏผํ•  ์ˆ˜ ์žˆ๋Š” ํ•™์ƒ ์ฐธ์—ฌ ์ค‘์‹ฌ์˜ ์ˆ˜์—…๋ฌธํ™”๋ฅผ ๋งŒ๋“ค์–ด์•ผ ํ•œ๋‹ค. ์•„์šธ๋Ÿฌ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์„ ๋ฐ˜์˜ํ•˜์—ฌ ๊ต์œก๊ณผ์ •์„ ๊ฐœ๋ฐœํ•ด์•ผ ํ•œ๋‹ค. ๊ต์œก๊ณผ์ •์˜ ์ž ์žฌ ์˜ํ–ฅ์„ ๊ฐ•ํ™”ํ•˜๊ธฐ ์œ„ํ•ด ๊ต์œก๊ณผ์ • ๊ฐœ๋ฐœ ๋‹จ๊ณ„์—์„œ ๋ณดํŽธ์ฃผ์˜ ์›์น™์„ ์ ์šฉํ•ด์•ผ ํ•œ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ๊ต์œก๊ณผ์ • ๊ฐœ๋ฐœ์„ ์œ„ํ•œ ์ˆ™์˜ ๋‹จ๊ณ„์—์„œ ํ•™์ƒ๊ณผ ๊ต์‚ฌ์˜ ๋Šฅ๋™์  ์ฐธ์—ฌ๋ฅผ ๋ณด์žฅํ•ด์•ผ ํ•œ๋‹ค. ์ด์ƒ์˜ ๋…ผ์˜๋ฅผ ์ข…ํ•ฉํ•˜๋ฉด์„œ ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ ์˜ํ–ฅ์„ ๊ฐ•ํ™”ํ•˜๊ธฐ ์œ„ํ•œ ์ œ๋„ ๋ฐ ์ˆ˜์—… ๊ฐœ์„ ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ๋จผ์ € ํ†ต์ผ๊ต์œก ํ™˜๊ฒฝ ์กฐ์„ฑ์„ ์œ„ํ•˜์—ฌ ํ†ต์ผ๊ต์œก์ง€์›๋ฒ•์„ ๊ฐœ์ •ํ•ด์•ผ ํ•œ๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก ๋ฐ ์‚ฌํšŒํ†ต์ผ๊ต์œก ๊ฐœ๋…์„ ๊ตฌ๋ถ„ํ•˜์—ฌ ๋ฐ˜์˜ํ•˜์—ฌ์•ผ ํ•˜๊ณ  ํ†ต์ผ๊ต์œก์˜ ๋ณดํŽธ์›์น™์œผ๋กœ์„œ ์ž์œ ๋ฏผ์ฃผ์ฃผ์˜๋ฅผ ๊ฐ•์กฐํ•ด์•ผ ํ•œ๋‹ค. ๋‹ค๋ฌธํ™” ์‚ฌํšŒ๋กœ์˜ ๋ณ€ํ™”๋ฅผ ๋ฐ˜์˜ํ•˜์—ฌ ์ƒˆ๋กœ์šด ๊ณต๋™์ฒด์˜์‹์˜ ํ˜•์„ฑ์„ ๊ฐ•์กฐํ•ด์•ผ ํ•˜๊ณ  ์ธ๊ฐ„์•ˆ๋ณด์˜ ๊ด€์ ์—์„œ ํ†ต์ผ๊ณผ ์•ˆ๋ณด์˜ ๊ด€๊ณ„๋ฅผ ๋ช…ํ™•ํžˆ ์„ค์ •ํ•ด์•ผ ํ•œ๋‹ค. ๋‹ค์Œ์œผ๋กœ ํ˜„์žฅ ์ ํ•ฉ์„ฑ์„ ๋†’์ด๊ธฐ ์œ„ํ•œ ํ•™๊ตํ†ต์ผ๊ต์œก ์ง€์นจ์˜ ๊ฐœ์„  ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ํ•™๊ตํ†ต์ผ๊ต์œก์—์„œ ๊ฒฌ์ง€ํ•ด์•ผ ํ•  ๊ธฐ๋ณธ ๊ด€์ ์˜ ์˜ˆ๋ฅผ ์ œ์‹œํ•˜๊ณ  ๊ทธ๋Ÿฌํ•œ ๊ด€์ ์—์„œ ํ•™์ƒ ๋ฐœ๋‹ฌ์ˆ˜์ค€์„ ๊ณ ๋ คํ•œ ์„ธ๋ถ€์ง€์นจ์„ ์˜ˆ๋ฅผ ๋“ค์–ด ์†Œ๊ฐœํ•˜์˜€๋‹ค. ๋งˆ์ง€๋ง‰์œผ๋กœ ์ž ์žฌ ์˜ํ–ฅ ๊ฐ•ํ™”๋ฅผ ์œ„ํ•œ ๋„๋•๊ณผ ํ†ต์ผ๊ต์œก์˜ ๊ฐ•์กฐ์  ๋ฐ ์ˆ˜์—… ์ „๋žต์„ ์ œ์‹œํ•˜์˜€๋‹ค.โ… . ์„œ๋ก  1 1. ์—ฐ๊ตฌ ๋ชฉ์  1 2. ์—ฐ๊ตฌ ๋ฐฉ๋ฒ• 8 3. ์šฉ์–ด ์ •์˜ 12 โ…ก. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ • 14 1. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ • ๋ณ€์ฒœ 14 2. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ • ํ˜„ํ™ฉ 22 1) ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ๊ต์œก ๋ชฉํ‘œ 23 2) ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ๊ต์œก ๋‚ด์šฉ 30 3) ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ๊ต์ˆ˜ํ•™์Šต ๋ฐฉ๋ฒ• 40 3. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ •์ด ์ง€๋‹Œ ํ•œ๊ณ„ 42 1) ํ•˜ํ–ฅ์‹ ๊ต์œก๊ณผ์ • ํŽธ์„ฑ์˜ ๋ฌธ์ œ 42 2) ๊ต์œก๊ณผ์ • ์˜์—ญ๋ณ„ ์ผ๊ด€์„ฑ ๊ฒฐ์—ฌ 47 3) ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์— ๋Œ€ํ•œ ๊ณ ๋ ค ๋ถ€์กฑ 54 โ…ข. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ด๋ก ์  ๋ฐฐ๊ฒฝ๊ณผ ๊ตฌ์„ฑ ์š”์†Œ 58 1. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์˜๋ฏธ 58 2. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ด๋ก ์  ๋ฐฐ๊ฒฝ 63 1) ๊ธฐ๋Šฅ์ด๋ก ๊ณผ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • 64 2) ๊ฐˆ๋“ฑ์ด๋ก ๊ณผ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • 69 3) ํ•ด์„ํ•™๊ณผ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • 73 3. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ๊ตฌ์„ฑ ์š”์†Œ 79 1) ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ 84 2) ํ•™๊ต์˜ ์ƒํƒœ 85 3) ํ•™๊ต์˜ ์ธ์  ์š”์†Œ 89 4. ํ•™๊ตํ†ต์ผ๊ต์œก์—์„œ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ค‘์š”์„ฑ 92 1) ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜„์‹ค ์ดํ•ด ๊ธฐํšŒ ๋ถ€์—ฌ 94 2) ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ํ˜•์‹์  ๊ต์œก๊ณผ์ • ๋ณด์™„ 97 โ…ฃ. ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ์ž ์žฌ์  ๊ต์œก๊ณผ์ • ๊ตฌ์„ฑ ์š”์†Œ 99 1. ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ๊ณผ ํ•™๊ตํ†ต์ผ๊ต์œก 99 1) ๊ต์œก๊ณผ์ • ๋ฐ–์˜ ์ •๋ณด์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 100 2) ์‚ฌํšŒ๋ฌธํ™”์  ์กฐ๊ฑด๊ณผ ํ•™๊ตํ†ต์ผ๊ต์œก 108 3) ์ •๋ณด ์ „๋‹ฌ ๋งค์ฒด์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 117 2. ํ•™๊ต์˜ ์ƒํƒœ์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 126 1) ๊ตฐ์ง‘์„ฑ๊ณผ ํ•™๊ตํ†ต์ผ๊ต์œก 127 2) ๊ฒฝ์Ÿ๋ฌธํ™”์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 130 3) ๊ถŒ๋ ฅ๊ด€๊ณ„์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 133 3. ํ•™๊ต์˜ ์ธ์  ์š”์†Œ์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 139 1) ๊ต์‚ฌ์˜ ํƒœ๋„์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 141 2) ํ•™์ƒ์˜ ํƒœ๋„์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 145 3) ํ•™๋ถ€๋ชจ์˜ ํƒœ๋„์™€ ํ•™๊ตํ†ต์ผ๊ต์œก 150 โ…ค. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์„ ๋ฐ˜์˜ํ•œ ํ•™๊ตํ†ต์ผ๊ต์œก์˜ ๊ณผ์ œ 157 1. ํ•™๊ต ๋ฐ– ์‚ฌํšŒ ํ™˜๊ฒฝ ๊ฐœ์„ ์„ ํ†ตํ•œ ๋ถ„์œ„๊ธฐ ์กฐ์„ฑ 157 1) ํ†ต์ผ๋ฌธ์ œ ๊ณต๋ก ํ™”๋ฅผ ํ†ตํ•œ ์‚ฌํšŒ์  ํ•ฉ์˜์™€ ์ œ๋„ ๋ณด์™„ 158 2) ์‚ฌํšŒํ†ต์ผ๊ต์œก์—์„œ ์‹œ๋ฏผ์‚ฌํšŒ์˜ ์ž๋ฐœ์  ์ฐธ์—ฌ ํ™•๋Œ€ 162 3) ํ†ต์ผ์˜์ œ ์ƒ์‚ฐ์ž๋กœ์„œ ์–ธ๋ก ์˜ ์„ฑ์ฐฐ๊ณผ ์—ญํ•  ๊ฐ•ํ™” 167 2. ํ•™๊ต์˜ ์ƒํƒœ ๋ณ€ํ™”๋ฅผ ๋ฐ˜์˜ํ•œ ํ•™๊ต๋ฌธํ™” ํ˜์‹  171 1) ๋‹ค๋ฆ„์„ ์ธ์ •ํ•˜๊ณ  ๊ณต์กด์„ ์ง€ํ–ฅํ•˜๋Š” ํ•™๊ต๋ฌธํ™” ํ˜•์„ฑ 173 2) ์‚ถ์˜ ๋ฌธ์ œ๋กœ ํ†ต์ผ์„ ๊ณ ๋ฏผํ•˜๋Š” ์ฐธ์—ฌ์˜ ์ˆ˜์—…๋ฌธํ™” ํ˜•์„ฑ 175 3. ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์„ ๋ฐ˜์˜ํ•œ ๊ต์œก๊ณผ์ • ๊ฐœ๋ฐœ 179 1) ๊ต์œก๊ณผ์ • ๊ฐœ๋ฐœ์—์„œ ์ž ์žฌ์  ๊ต์œก๊ณผ์ •์˜ ์ค‘์š”์„ฑ 181 2) ๋ณดํŽธ์ฃผ์˜ ์›์น™ ์ ์šฉ์„ ํ†ตํ•œ ์ž ์žฌ ์˜ํ–ฅ ๊ฐ•ํ™” 184 3) ์ˆ™์˜ ๊ณผ์ •์—์„œ ํ•™์ƒ๊ณผ ๊ต์‚ฌ์˜ ๋Šฅ๋™์  ์ฐธ์—ฌ ๋ณด์žฅ 188 โ…ฅ. ์ž ์žฌ ์˜ํ–ฅ ๊ฐ•ํ™”๋ฅผ ์œ„ํ•œ ์ œ๋„ ๋ฐ ์ˆ˜์—… ๊ฐœ์„ ๋ฐฉ์•ˆ 192 1. ํ†ต์ผ๊ต์œก ํ™˜๊ฒฝ ์กฐ์„ฑ์„ ์œ„ํ•œ ํ†ต์ผ๊ต์œก์ง€์›๋ฒ• ๊ฐœ์ • 192 1) ํ•™๊ตํ†ต์ผ๊ต์œก๊ณผ ์‚ฌํšŒํ†ต์ผ๊ต์œก์˜ ๊ฐœ๋… ์žฌ์ •์˜ 194 2) ํ†ต์ผ๊ต์œก์˜ ๋ณดํŽธ์›์น™์œผ๋กœ์„œ ์ž์œ ๋ฏผ์ฃผ์ฃผ์˜ ๊ฐ•์กฐ 198 3) ์ด์ฃผ๋ฏผ์„ ํฌ์šฉํ•˜๋Š” ์ƒˆ๋กœ์šด ๊ณต๋™์ฒด์˜์‹ ํ˜•์„ฑ ๊ฐ•์กฐ 201 4) ์ธ๊ฐ„์•ˆ๋ณด์˜ ๊ด€์ ์—์„œ ํ†ต์ผ๊ณผ ์•ˆ๋ณด์˜ ๊ด€๊ณ„ ์„ค์ • 203 2. ํ˜„์žฅ ์ ํ•ฉ์„ฑ ์ œ๊ณ ๋ฅผ ์œ„ํ•œ ํ•™๊ตํ†ต์ผ๊ต์œก ์ง€์นจ ๊ฐœ์ • 206 1) ํ•™๊ตํ†ต์ผ๊ต์œก์—์„œ ๊ฒฌ์ง€ํ•ด์•ผ ํ•  ๊ธฐ๋ณธ ๊ด€์  208 2) ํ•™์ƒ ๋ฐœ๋‹ฌ์ˆ˜์ค€์„ ๊ณ ๋ คํ•œ ํ†ต์ผ๊ต์œก ์„ธ๋ถ€์ง€์นจ 213 3. ๋„๋•๊ณผ ํ†ต์ผ๊ต์œก์˜ ๊ฐ•์กฐ์  ๋ฐ ์ˆ˜์—… ์ „๋žต ๋ณ€ํ™” 217 1) ๋ถ„๋‹จํ˜„์‹ค์— ๋Œ€ํ•œ ๋น„ํŒ์˜์‹๊ณผ ํ‰ํ™”๊ฐ์ˆ˜์„ฑ ํ•จ์–‘ 218 2) ๋‚จ๋ถํ•œ์˜ ์ƒํ˜ธ ์˜์กด์„ฑ๊ณผ ๋Œ€๋“ฑํ•œ ๊ด€๊ณ„ ๊ฐ•์กฐ 222 3) ๋ถํ•œ๋ฌธํ™” ์ดํ•ด ๋‹จ๊ณ„์— ๋”ฐ๋ฅธ ๋งž์ถคํ˜• ๊ต์œก ์ ์šฉ 226 โ…ฆ. ๊ฒฐ๋ก  232 ์ฐธ๊ณ ๋ฌธํ—Œ 239 Abstract 260Docto

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    ํ•™์œ„๋…ผ๋ฌธ(์„์‚ฌ) --์„œ์šธ๋Œ€ํ•™๊ต ๋Œ€ํ•™์› :๊ธฐ๊ณ„ํ•ญ๊ณต๊ณตํ•™๋ถ€,2010.2.Maste
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