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전예나,전정우,홍지헌,유재호,김진섭,김성길,이동엽 대한통합의학회 2023 대한통합의학회지 Vol.11 No.3
Purpose : Until recently, the number of cancer patients continues to increase, and these patients have many limitations in their activities of daily living. In the republic of Korea, cancer patients are showing an increasing trend every year. Cancer disease not only significantly reduces the quality of life in individuals, but also causes various side effects if not managed. The purpose of this study was to investigate the effects of aerobic exercise and resistance exercise on health-related problems in cancer patients. Methods : This study searched for studies that applied aerobic exercise and resistance exercise to cancer patients reported in search engines (google scala, dbpia, and pubmed) from 2017 to 2022. Six randomized controlled trials and two systematic reviews and meta-analyses were used for analysis in our study. “physical activity”, “exercise”, “aerobic exercise”, “resistance exercise”, and “cancer patient” were the main search terms. The data included aerobic exercise, resistance exercise, cancer patients’ muscle strength, physical strength, quality of life, and physical activity. Results : According to the eight studies that met the criteria included in this review study, it was found that aerobic exercise and resistance exercise had an effect on the increase in physical fitness, muscular strength, quality of life, and range of motion in cancer survivors. Conclusion : It was confirmed that aerobic exercise and resistance exercise are safe and effective interventions that can be applied to cancer patients without side effects. A limitation of this study is that it did not examine cancer diseases in various population groups such as the elderly and children. Therefore, in future studies, studies that consider specific details such as age, gender, type of cancer, and physical differences are needed.
Nonparametric Bayesian modeling for baseline hazard functions
전예나,김세중,조장희,김용구 한국데이터정보과학회 2022 한국데이터정보과학회지 Vol.33 No.4
Survival analysis is primarily used to identify the time-to-event for events of interest. The Cox proportional hazards model takes advantage that it accounts for the proportionate risks of covariates without estimating exact baseline hazards. However, estimation of exact hazard distribution is always accompanied by estimating baseline hazard function as well as regression parameters. In this study, we adopted nonparametric Bayesian hierarchical model with flexible priors in estimating cumulative baseline hazard function. We assume a monotone step function for the cumulative baseline hazard function, where the number, size, and location of jumps are random. By Estimating the step function through stick-breaking construction, we can obtain a totally data-driven step function.
RiC-CM v0.2 분석을 통한 온톨로지 모델링에 관한 연구
전예지,이혜원 한국기록관리학회 2020 한국기록관리학회지 Vol.20 No.1
This study is the first paper to introduce in the country the preview of RiC-CM v0.2, the standard for the description of records based on archival principles by the ICA in December 2019, and an early stage of research that considers how to apply it at archive management. This study was conducted as follows. First, this study compared and analyzed entities, attributes, and relations of RiC-CM v0.1 and v0.2, and extracted the characteristics of version 0.2. Second, this study tried to confirm the semantic structure of the archives by constructing the ontology modeling in consideration of the basic principle and the extracted characteristics of version 0.2, and built ontology modeling using Protégé. Finally, this study figured out the differences from version 0.1 through entering individuals into Protégé and examined how the characteristics of version 0.2 was represented by ontology. 본 연구는 2019년 12월에 ICA에서 발표한 보존기록의 기술표준인 RiC-CM v0.2 초안을 국내에 처음으로 소개하는 논문이며, 기록 현장에서 어떻게 적용해야 하는지를 고민한 초기 단계의 연구이다. 본 연구는 다음과 같은 절차에 의해 수행되었다. 첫째, RiC-CM v0.1과 v0.2의 각 개체, 속성, 관계를 비교⋅분석하였으며 이를 통해 버전 0.2의 주요 특성을 추출하였다. 둘째, 버전 0.2의 기본 원리와 추출된 특성을 고려하여 온톨로지를 구축하고 보존기록의 의미구조를 확인하고자 하였다. 의미구조를 구축하기 위해 온톨로지 언어를 지원하는 프로테제(Protégé)를 활용하였다. 셋째, 프로테제 사례 입력을 통해 버전 0.1과의 차이점을 확인하고 버전 0.2의 특성이 온톨로지로 어떻게 표현되는지를 살펴보았다.
전예지,박주현,이다빈,알렉스,팜티투이동,아르바나,신용훈,임기환,오경화 한국고분자학회 2021 한국고분자학회 학술대회 연구논문 초록집 Vol.46 No.2
Ferroelectric polymers have been widely studied for piezoelectric applications because of their advantages including facile shaping process and surfaces at low cost. In this study, we present the influence of self-heating on the properties of piezoelectric sensors, using representative ferroelectric polymer poly(vinylidene fluoridetrifluoroethylene) (PVDF-TrFE). As capacitance is proportional to the permittivity, and in the case of PVDF-TrFE, the dielectric constant is proportional to temperature below 120 Celsius degrees. Due to facile orientation of dipoles, one can expect a significant increase in capacitance of devices. We prepared conjugated polymer nano-particles (CPNs) that efficiently harvest sunlight energy and release the energy as heat, and fabricated capacitors based on the composite films of PVDF-TrFE and CPNs. We characterize the structural variation and morphology of the films and investigate how the photothermal CPNs influences on capacitance under light irradiation.
全禮實 한국병원약사회 1987 병원약사회지 Vol.4 No.1
환자치료를 위한 의약품의 원활한 공급, 정확한 저장, 보다 향상된 진료를 위한 계속적인 신약의 연간 증가율 등의 의약품의 특수성을 감안해야 한다. 이와 같은 조건과 상기한 문제점 등을 고려할 때 병원의 의약품 관리는 어떠한 규칙을 정해 놓고 거기에 해당하는 품목을 집중적으로 관리하는 방법이 ABC 분류법보다 좀더 효율적이 아닌가 생각된다.
노년기 상용치료원 보유의 효과 분석: 의료비와 주관적 건강상태에 대한 효과를 중심으로
전예지 ( Yeji Jeon ),사공진 ( Jin Sakong ) 한국보건행정학회 2021 보건행정학회지 Vol.31 No.4
Background: Population aging is a serious problem in Korea. And we have experienced a rapid increase in the health expenditures of the elderly. The purpose of this paper is to analyze the effect of having a usual source of care (USC) for the elderly. Methods: This study used the Korea Health Panel Survey data of 2012, 2013, 2016, 2017, and 2018. The sample was the person who answered the USC questions among the elderly. The panel logit model was used to analyze the determinants of having USC and the panel simultaneous equation model was used to analyze the effect of having USC among the elderly on the medical expenses, medical utilization, and subjective health status. Results: The estimation result shows that age, income, marriage, and so forth turn out to be the factors of having USC. Having the clinic level USC is estimated to reduce the health care utilization and the health expenditure and to improve the subjective health status. Conclusion: It is expected that the result of our analysis will provide evidence for encouraging having USC.