물질주의가 과시소비, 충동구매와 삶의 만족 및 부정적 감정에 미치는 영향

윤성욱(Yoon, Sung-wook),강아롱(Kang, A-rong) 한국경영교육학회 2021 경영교육연구 Vol.36 No.1

[연구목적] 물질주의의 부정적인 영향에 대한 선행연구들은 이루어져 왔지만, 물질주의가 과시소비 및 충동구매에 영향을 미치고 이러한 비합리적인 소비가 삶의 만족 및 부정적 감정에 미치는 전체 변수들 간의 연구는 전무했기에 본 연구에서 이러한 관계들이 동시에 미치는 영향을 살펴보고자 한다. [연구방법] 본 연구는 자료 분석을 위해 신뢰도분석, 탐색적 요인분석, 확인적 요인분석을 실시한 후 측정모델의 적합도를 평가하였고, 이를 바탕으로 측정모형과 구조모델을 동시에 측정하는 구조방정식 검증을 실시하였다. [연구결과] 본 연구를 통한 결과는 다음과 같다. 물질주의가 높을수록 과시소비와 충동구매를 더 하는 것으로 나타났다. 그리고 과시소비 성향이 높을수록 삶의 만족도는 낮아지며, 부정적 감정은 높았다. 마지막으로 충동구매 성향이 높을수록 부정적 감정은 높았지만, 삶의 만족도에는 영향을 미치지 않는 것으로 나타났다. [연구의 시사점] 본 연구의 결과를 토대로 청소년들의 올바른 가치관과 소비 형태를 정립할 수 있는 교육 자료로 활용할 수 있을 것이라 본다. 그리고 물질주의를 통한 올바르지 못한 구매들이 부정적인 감정을 높이고 삶의 만족을 떨어뜨릴 수 있음을 공익광고를 통해 건전한 인식 전환을 시도해 볼 수 있을 것이며, 구매 후에 느낄 수 있는 부정적 감정들에 대해서는 과시를 통한 우월감, 만족감으로 대신하거나, 실용적인 측면들을 내세워 소비에 대한 정당성을 확보하여 부정적 감정들을 완화 시킬 수 있을 것으로 본다. [Purpose] Previous studies on the negative effects of materialism have been carried out, there has been no study of materialism’s effects on conspicuous consumption and impulse buying nor the study of entire variables between the effects of irrational consumption and satisfaction with life and negative emotions. In this context, this study examines the simultaneous effects of the relationships. [Methodology] This study evaluated the measuring model’s fitness after performing a reliability analysis, an exploratory factor analysis, and a confirmatory factor analysis. Based on this, the verification of the structural equation model simultaneously measuring the measuring model and the structural model was performed. [Findings] The results of this study are as follows: As materialism was higher, conspicuous consumption and impulse buying were higher. As conspicuous consumption was higher, satisfaction with life became lower but negative emotions were higher. Lastly, as the impulse buying disposition was higher, negative emotions were higher, but it did not affect satisfaction with life. [Implications] The result of this study can be used for educational data to establish adolescents’ proper values and behavioral patterns. A sound awareness shift that improper buying can elevate negative emotions and lower satisfaction with life can be attempted through public service advertisement. Negative emotions can be eased by securing legitimacy on consumption by replacing negative emotions with sense of superiority and satisfaction or by presenting the practical aspect.

수 종의 도재 수복물에 부착된 세라믹 브라켓의 전단접착강도와 파절양상에 열순환이 미치는 영향

강상욱,손우성,박수병,김성식 대한치과교정학회 2009 대한치과교정학회지 Vol.39 No.4

본 연구는 도재 수복물에 부착된 단결정 세라믹 브라켓의 전단접착강도와 파절양상에 열순환과 도재 수복물의 종류가 어떤 영향을 미치는지 알아보기 위해 시행되었다. 도재전장관에 사용되는 재료들 중 Ceramco 3, Empress II, Zi-ceram/Vintage ZR 세 가지를 선택하여 각 20개씩 총 60개의 시편을 원반형태(두께 2 mm, 직경 12 mm)로 제작하였다. 동일한 접착 술식으로 세라믹 브라켓을 부착한 후 열순환을 시행한 실험군과 시행하지 않은 대조군, 두 군으로 나누어 전단접착강도와 파절양상을 평가하였다. 열순환을 하지 않은 대조군의 전단접착강도는 Ceramco 3는 7.06 ± 1.76 MPa, Empress II는 7.55 ± 2.38 MPa 그리고 Zi-ceram/Vintage ZR은 7.19 ± 1.38 MPa로 추천되는 전단접착강도(6 - 8 MPa)에 적합한 강도를 보였으나 열순환을 시행한 실험군은 전단접착강도가 유의하게 감소하였으며(p < 0.05) 열순환 후의 전단접착강도는 Ceramco 3는 4.88 ± 1.00 MPa, Empress II는 5.46 ± 1.35 MPa 그리고 Zi-ceram/ Vintage ZR은 4.84 ± 1.01 MPa로 임상적으로 추천되는 것보다 다소 낮은 값을 보였다. 도재의 종류에 따른 전단접착강도에는 유의한 차이가 없었다. 파절양상은 대조군에서는 모두 브라켓 기저부와 접착제 사이에서 파절이 일어났으며, 실험군에서는 2개의 시편(Ceramco 3과 Zi-ceram/Vintage ZR군에서 각 1개)만이 접착제내 파절을 보였으며 28개의 시편은 브라켓 기저부와 접착제 사이에서 파절이 일어났다. 이상의 연구 결과에서 보았을 때 도재 수복물의 종류에 따른 차이는 없었으나 열순환에 의해 전단접착강도가 약화되므로 실제 임상에서 고려되어야 할 것이다. Objective: The purpose of this study was to investigate the effect of thermocycling and type of porcelain restoration on shear bond strength (SBS) and mode of failure of monocrystalline ceramic brackets. Methods: A total of 60 porcelain discs were made and divided into three equal groups as follows: Ceramco 3, IPS Empress II, Zi-ceram/Vintage ZR. ceramic brackets were bonded to the prepared porcelain surfaces in the same manner. Each group was divided randomly into two subgroups: thermocycled group and non-thermocycled group (control). All samples were tested in shear mode on an universal testing machine. Results: SBS of the non-thermocycled group was clinically acceptable (Ceramco 3: 7.06 ± 1.76 MPa, IPS Empress II: 7.55 ± 2.38 MPa, Zi-ceram/ Vintage ZR: 7.19 ± 1.38 MPa). But, SBS of the thermocycled group was significantly reduced (Ceramco 3: 4.88 ± 1.00 MPa, IPS Empress II: 5.46 ± 1.35 MPa, Zi-ceram/Vintage ZR: 4.84 ± 1.01 MPa, p < 0.05). There was no difference between the shear bond strength by type of porcelain restoration. All bonding failure occurred between bracket base and adhesive, except for 2 samples. Conclusions: The results of this study suggest that the type of porcelain restoration did not affect SBS, but thermocycling weakened SBS. Therefore, the effect of thermocycling should be considered when using ceramic brackets in practice.

위선암에서 p53과 EGFR 및 PCNA 발현에 관한 연구

강현욱,양승하,강상균 순천향의학연구소 1997 Journal of Soonchunhyang Medical Science Vol.3 No.1

Expression of oncogene in the gastric adenocarcinoma was considered as a determinant factor of cancer progression or prognosis by some authors, however, the results were so fluctuated according to the authors that there was no uniform agreement in their clinicopathological correlation as well as in its practical application. To evaluate correlation between the pathologic finding and the expression of p53, EGFR and PCNA, immunohistochemical studies were performed on paraffin-embedded sections of 84 gastric adenocarcinomas. Pathologic findings were classified as 4 subgroups by their histologic types, differentiation, invasion and lymph node metastasis. The correlation of PCNA labelling index with various clinicopathologic factors and oncogene expression was studied. The results were as follows; 1. p53 expression was seen in 47cases(55.56%) of gastric carcinoma, and correlation between p53 expression with tumor type, differentiation, invasion and lymph node metastasis was not proved. EGFR positive expression was found in 37(44.05%) cases and was increased in advanced gastric carcinoma, and cases of lymph node metastasis. 2. Co-expression of p53 and EGFR was observed in 18 cases(33.33%), suggesting existence of both oncogene in the same case, while both negative cases were 18 cases(33.33%) that suggest the possibility of presence of the other factors. 3. PCNA labelling index was higher in advanced gastric carcinoma and in cases of lymph node metastasis, but there was no statistical significance. 4. There was no statistical significance between PCNALI and p53 expression. 5. PCNALI and EGFR expression was parallel with pathologic finding such as differentiation, progression and metastasis of the carcinoma, these results suggest that there was significant correlation between PCNALI and EGFR. 6. PCNALI was statistically significant between two groups of both p53 and EGFR positive and both negative. 7. PCNALI showed statistical significance between EGFR positive and negative groups in cases of lymph node metastasis. In summary, the value of p53 expression as a prognostic factor was still doubtful but EGFR and PCNA expression tended to be associated with tumor progression and seemed to be objective and reliable prognostic factors, respectively. Combined method of EGFR and PCNA thought to be more helpful in preoperative decision or prediction of prognosis in gastric carcinoma.

천측두 동맥류 1예

강성호,임대준,김동욱,김보형 건국대학교 의과학연구소 1998 건국의과학학술지 Vol.8 No.-

Superficial temporal artery aneurysm is a rare entity, which is related to blunt trauma. It was diagnosed with history, physical examination and CT or angiography. Aneurysm is simply treated with excision and ligation. We report a case with review of literature.

방사선치료 후 영구치 치배 발육장애 증례보고 : REPORT OF CASE

강명봉,김영재,김정욱,장기택,이상훈,한세현,김종철 大韓小兒齒科學會 2005 大韓小兒齒科學會誌 Vol.32 No.2

두경부 악성 종양에 대한 방사선치료는 유용한 방법이다. 하지만 방사선치료의 부작용으로 다양한 구강내 합병증을 동반한다. 이 글에서 치열 발육 단계에 방사선치료를 받은 두 증례를 보고하는 바이다. 첫 번째 증례는 생후 19개월에 급성 골수성 백혈병으로 진단 받아 방사선치료를 받은 7세 여자 환아로 영구치 치배의 선천적 결손과 왜소치 소견을 보였다. 두 번째 증례에서는 생후 13개월에 양측성 망막아세포종으로 진단 받아 방사선치료를 받았고 영구치 치배의 선천적 결손, 왜소치, 치근의 저형성 그리고 법랑질 저형성증 소견을 보였다. Radiotherapy for head and neck tumors is a viable treatment modality. However, a wide range of potentially debilitating dental complications may be accompanied by this treatment. We report two cases of developmental disturbance of permanent tooth germs after radiotherapy. The one was that of a seven-year-old girl, who had congenitally missing teeth, and microdontia of permanent tooth germs. she had received radiotherapy for acute myelocytic leukemia at the age of 19 months. The other was that of a nine-year-old boy, in which congenitally missing teeth, microdontia, root hypoplasia, and enamel hypoplasia of permanent teeth were observed. He had undergone a course of radiotherapy for bilateral retinoblastoma at the age of 13 months.

광대역 CDMA 시스템을 위한 Transmit Adaptive Array와 전송 안테나 선택 다이버시티 결합 기법

강상욱,윤정오 경운대학교 산업기술연구소 2002 産業技術硏究論文誌 Vol.5 No.1(A)

Transmit diversity schemes are an effective capacity improvement method for down link of Wideband Code Division Multiple Access (W- CDMA) systems. In this paper, we propose to use transmit antenna subset selection scheme in conjunction with closed loop Transmit Adaptive Array (TxAA). The proposed scheme selects N_s optimum antennas among N_T transmit antennas in order to maximize diversity gain from selected antennas, and also reduces the cost of RF chains by employing two different types of RF modules for the selected and the unselected antenna group. Under the same limitation on the amount of feedback information and feedback bandwidth as of the 3GPP specifications, the proposed scheme always outperforms the conventional closed loop TxAA with N_S antennas for all the mobile speeds. Moreover, the proposed scheme also shows better results than the TxAA with all the N_T antennas in realistic situations considering feedback delay, feedback bandwidth limitation and quantization.

MAN 급의 망에서 공정성 개선에 관한 연구

강상욱,윤정오,최병진 경운대학교 산업기술연구소 2001 産業技術硏究論文誌 Vol.3 No.2(C)

In this paper we introduce a solution to improve the unfairness problem and to remove the waste of bandwidth in the distributed queue dual bus system. This solution requires only a minor modification of the current protocol and further shows no bandwidth wastes when we try to resolve the unfairness problem occurred in current DQDB protocol. There has been many problem in DQDB system in terms of fairness of sending message in each node. In order to solve this problem, Bandwidth Balancing technic and proportional assignment technic have been introduced. It is, however, to note that the waste of bandwidth problem is still existing in those technics, even though there has been significant improvement as to the fairness problem. In this paper we introduce a new solution to remove the waste of bandwidth problem while we are still obtaining the improved fairness of the network. By following this new solution, the simulation result shows higher throughput and lower message delay than previously proposed technics.

제2형 당뇨병 환자에서 알부민뇨와 심혈관계 질환의 유병율에 대한 연구

강태수,최소래,김영아,박흥수,서정건,황학진,윤세정,신석균,강신욱,최규헌,이호영,한대석,허애정,하성규 대한신장학회 2000 대한신장학회잡지 Vol.19 No.5

양식장 배출물 발효물의 어류 사료 첨가에 따른 넙치, Paralichthys olivaceus의 혈액학적 변동에 미치는 영향

강주찬,지정훈,송승엽,문상욱,강지웅,이영돈,김세재 한국어병학회 2004 한국어병학회지 Vol.17 No.1

본 연구는 우리나라 주요 양식어류인 넙치, Paralichthys olivaceus를 대상으로 육상수조식양식장 배출물 발효물의 어류 사료 첨가에 따른 혈액학적 변동에 미치는 영향을 검토하였다. 젖산균 및 효모를 사용하여 발효한 양식장 배출물의 이화학적 분석을 실시하였고, 발효물을 0.1, 0.5, 1.0 및 5.0% 농도로 8주간 투여하였다. 투여 4주째 및 8주째에 각 투여 구간별로 혈액학적 항목을 중심으로 그 차이를 확인하였다. 배출물 발효농도별 유의한 차이는 나타나지 않았지만, 분석시기에 따른 적혈구수, 혈색소 농도 및 혈색소 지수가 증가하는 경향을 나타내었으나, 주요 혈청 무기 및 유기성분은 배출 발효물 농도별로 유의한 차이는 나타나지 않았다. 또한 혈청 효소학적 조사에서는 조사시기별로 변동은 나타났지만, 동일 조시시기에서 각 구간별 유의한 차이는 나타나지 않았다. 따라서 이러한 육상 약식장 유래의 배출물 발효산물에 대한 다양한 방면의 연구가 진행되어야겠다. Effects of oral administration with fermented product from sewage in land-based seawater fish farm on haematological disturbance in the olive flounder, Paralichthys olivaceus was investigated. After 4 weeks of conditioning with a basal diet, fish were divided into 4 groups and provided experimental diet (0.1,0.5, 1.0 and 2.0%) supplement of fermented sewage for 80 days. Proximal analysis was performed for the product of sewage which was fermented by lactic acid and yeast. RBC count, hemoglobin concentration and hematocrit value were increased according to the treated periods, however, no statistical difference was observed between control and treatment groups. There were no significant difference in serum organic, inorganic compounds and enzyme activities between control and treatment groups. This study hypothesized that the supplement of fermented product from sewage in land-based seawater fish farm might be an additive sup plement for source of fish diet in view of haematological examination. Recycling of the sewage may be an economic artificial sources of diet for fish aquaculture practices.

철봉 드가체프 동작의 운동학적 분석

강순용,박종진,김창욱,최성진 한국운동역학회 2001 한국운동역학회지 Vol.11 No.1

The purpose of this study is to investigate the kinematical variables of the Tkatchev motion on the horizontal bar and the effects of kinematical variables of 1 phase on 2, 3, 4 phases and the effects of kinematical characteristics of every phase on motion the air and re-grasping. The subjects Tkatchev motion were filmed with S-VHS camera at the speed of 60 fields per second and each field is digitalized to 5 fields with from the sum of handstand motion to landing. The Kwon 3D 2.1 version program is employed to obtain 3-dimensional data. Based on the results of this study, the following conclusions are drawn. 1. In the Down swing phase, the maintenance of great vertical downward velocity is an important variable to achieve large angular velocity of body center and it is also proved that the fast downward motion gives advantage in spreading body joints to get great motion power in the next Whip swing motion. 2. In the Whip swing phase, fast upward velocity and fast angular velocity of hip joint will positively affect upswing movement in t he phase. To shorten the distance between horizontal bar and body center helps effective upward motion as well. These also work beneficially in the next phase. 3. In the Releases phase, fast vertical upward velocity until pull back after curving shoulder joint and hip joint at the whip swing and large change of position of body center are important variables to perform high and long flight duration. 4. In the Re-grasp phase, the maximum spread of shoulder joint and hip and the spread of body center to the opposite direction of it helps body center to stay in higher place and to perform large circular flight motion with extended length of time. This ultimately makes effective re-grasping motion happen and connects next motion smoothly.