Sangjin Shin

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An economic evaluation of Haemophilus influenzae type b (Hib) immunization was conducted to examine whether Hib immunization should be included in Korea's national immunization program. The costs and benefits included direct and indirect values and an estimation of the economic efficiency. We determined that a universal Hib immunization program in Korea(More)
To highlight the societal burden of HBV infection in South Korea, we estimated the annual societal costs of HBV-related diseases for the year 2005. For the economic costs of HBV-infection-related diseases estimate, baseline data was collected from the Health Insurance Review and Assessment Service (HIRA) database. To complement data from the HIRA database,(More)
This study aimed to estimate Korean preference weights for EQ-5D-5L based on values elicited from Korean population by applying the EuroQol Valuation Technology (EQ-VT) program and the standard protocol by the EuroQol Group. The multistage quota sampling method was used to recruit 1085 subjects from the general population in Korea. Each respondent valuated(More)
To enhance the incorrectness of keyword based search, we propose an efficient semantic search method based on a lightweight mobile ontology designed for smart mobile devices. In addition, we implement a prototype of semantic search engine working on Android smartphones and our prototype engine provides better user experience compared with keyword based(More)
OBJECTIVES Depression and diabetes are closely biologically and behaviorally intertwined. We examined the impact of comorbid diabetes mellitus on the incidence of serious psychiatric outcomes among patients with depression. METHODS We used claims data from the Korean Health Insurance Review & Assessment Service database of patients who were diagnosed with(More)
BACKGROUND The incidence rate of thyroid cancer has been increasing worldwide in recent years, and it is also the most prevalent cancer when it comes to the number of patients among Korean women. With it, ultrasonographic screening test has also become very common. However, there is still controversy over the performance of this screening test. Therefore,(More)
BACKGROUND Prostate cancer is rapidly increasing in Korea and professional societies have requested adding prostate specific antigen (PSA) testing to the National Cancer Screening Program (NCSP), but this started a controversy in Korea and neutral evidence on this issue is required more than ever. The purpose of this study was to provide economic evidence(More)
Most of the mobile platforms provide a keyword based full text search (FTS) for users to find what they want. However, FTS has difficulties in dealing with the cases where a user cannot remember the exact keywords about target data or the number of search results is too many. To overcome these limitations of FTS, we propose a semantically enhanced method of(More)
The aim of this study was to understand the practice patterns of palliative radiation therapy for bone metastasis in Korea among Korean radiation oncologists by survey and to determine the decision factors affecting the prescription of radiation therapy fractionation schedules. An Internet-based survey was performed from October 5 to October 23, 2009, among(More)