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Sungwon Park,Lauretta Quinn,Chang Gi Park,Eileen Collins,Oi Saeng Hong,Carol Estwing Ferrans 대한비만학회 2024 Journal of obesity & metabolic syndrome Vol.33 No.2
Background: The COVID-19 pandemic increased the worldwide prevalence of metabolic syndrome. The purpose of this study was to assess health behavior adherence during the pandemic in adults who had engaged in a metabolic syndrome management program for at least 6 months. This assessment included an evaluation of health behavior changes, factors influencing adherence, and clinical parameters. The city-wide program was operated by the Seoul Metropolitan Government. Methods: Baseline and follow-up data were compared in 116 participants who engaged in the program for at least 6 months prior to the pandemic. Health behaviors and clinical parameters were examined. Generalized estimating equation analysis was used to identify sociodemographic variables influencing health behavior adherence over time. Results: Systolic blood pressure, waist circumference, and blood glucose improved (all P<0.05), and risk factors decreased (P<0.001) from baseline to follow-up (mean±standard deviation, 1.13±0.91 years). All six health behaviors, physical activity and weight control, eating habits, alcohol consumption and smoking, stress management, sleep and rest, and medication compliance and medical examination improved (all P<0.001) from baseline to follow-up (2.37±1.05 years). Smoking and employment negatively influenced adherence to health behaviors (P<0.05). Participants felt the most beneficial part of the program was receiving sequential medical examination results with follow-up consultations by public health professionals without charge. Conclusion: Our study demonstrated the durability of the impact of the Seoul Program on all six targeted health behaviors as well as clinical parameters. Findings encourage participation in such broad-based programs and development of novel approaches to facilitate success for smokers and employed participants.
Park, Sungwon The International Promotion Agency of Culture Tech 2019 International Journal of Advanced Culture Technolo Vol.7 No.1
The purpose of this study was to examine the effects of applying a program to enhance social information processing ability in schizophrenic patients. We confirmed the positive effects of the program on the theories of mind and attribution style, which are the social information elements of patients, and confirmed the effect of decreasing paranoid ideation. We used the theory of mind(hinting task, the false belief task), the attributional style questionnaire(external bias, personal bias), and the paranoia scale to test the effectiveness of the program. Specifically, in theory of mind, hinting task performance was improved(t=4.14, p=.000),. The scores of personal bias(t=-7.9, p=.000) and paranoid ideation(t=-2.98, p=.004) decreased. Further research is needed to verify the effectiveness of meta - cognitive training to enhance social information processing.
Park, Seungbum,Lee, Kyungdeuk,Kim, Daewoong,Yoo, Junghyeon,Jung, Jaemin,Park, Kyunghwan,Park, Sungwon,Kim, Jinhoon Korean Society of Sport Biomechanics 2016 한국운동역학회지 Vol.26 No.3
Objective: The aim of this study was to analyze effects of the toe-spring angle of bobsleigh shoes on start speed lap time to develop Korean-specific bobsled shoes suitable for winter environments and for domestic players on the basis of sports science and optimized biomechanical performance. Method: Seven Korean bobsleigh athletes participated in this study, with three pairs of sprint spikes from three companies (Type A, Type B, Type C). To analyze sprint lap time and forefoot bending angle for each shoe, participants were instructed to drag a sled 15 meters from the start line at a maximum sprint. forefoot bending angle was collected by a high speed camera, and lap time speed was measured. Results: Lap time for type B shoes was $3.52{\pm}0.17sec$, type A was $3.55{\pm}0.19sec$, and type C was $3.56{\pm}0.18sec$. Forefoot bending angles were: angle 1, $6.88{\pm}5.55^{\circ}$; angle 2, $9.23{\pm}6.38^{\circ}$; angle 3, $15.56{\pm}5.39^{\circ}$; angle 4, $9.54{\pm}3.85^{\circ}$; angle 5, $9.22{\pm}5.08^{\circ}$; angle 6, $7.66{\pm}6.44^{\circ}$; and angle 7, $4.30{\pm}6.24^{\circ}$ (p<.001). Forefoot bending in angle 3 was as follows: type A, $16.47{\pm}6.01^{\circ}$; type B, $14.30{\pm}4.96^{\circ}$; and type C, $15.90{\pm}5.17^{\circ}$. Conclusion: Hard outsoles and midsoles are better than soft type for reduced start lap time when developing a prototype Korean bobsled shoe.
Park, Sungwon,Lee, Seungmin,Lee, Youngjun,Seo, Yongwon American Chemical Society 2013 Environmental science & technology Vol.47 No.13
<P>In order to investigate the feasibility of semiclathrate hydrate-based precombustion CO<SUB>2</SUB> capture, thermodynamic, kinetic, and spectroscopic studies were undertaken on the semiclathrate hydrates formed from a fuel gas mixture of H<SUB>2</SUB> (60%) + CO<SUB>2</SUB> (40%) in the presence of quaternary ammonium salts (QASs) such as tetra-<I>n</I>-butylammonium bromide (TBAB) and fluoride (TBAF). The inclusion of QASs demonstrated significantly stabilized hydrate dissociation conditions. This effect was greater for TBAF than TBAB. However, due to the presence of dodecahedral cages that are partially filled with water molecules, TBAF showed a relatively lower gas uptake than TBAB. From the stability condition measurements and compositional analyses, it was found that with only one step of semiclathrate hydrate formation with the fuel gas mixture from the IGCC plants, 95% CO<SUB>2</SUB> can be enriched in the semiclathrate hydrate phase at room temperature. The enclathration of both CO<SUB>2</SUB> and H<SUB>2</SUB> in the cages of the QAS semiclathrate hydrates and the structural transition that results from the inclusion of QASs were confirmed through Raman and <SUP>1</SUP>H NMR measurements. The experimental results obtained in this study provide the physicochemical background required for understanding selective partitioning and distributions of guest gases in the QAS semiclathrate hydrates and for investigating the feasibility of a semiclathrate hydrate-based precombustion CO<SUB>2</SUB> capture process.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/esthag/2013/esthag.2013.47.issue-13/es400966x/production/images/medium/es-2013-00966x_0008.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/es400966x'>ACS Electronic Supporting Info</A></P>
Sungwon Hwang,Sungwon Park,Yehwon Lee,Geon-Joong Kim 한국화학공학회 2016 Korean Journal of Chemical Engineering Vol.33 No.12
C4 alkenes are generally used to produce synthetic rubbers, plastics, and other important chemicals. Transition metal oxides are traditionally used as catalysts to produce C4 alkenes from n-butane by oxidative dehydrogenation (ODH). On the other hand, metal-free carbon nanomaterials are receiving much attention as catalysts for ODH due to their environmental benignity, corrosion resistance, and unique surface properties. In this work, a systematic methodology was designed to measure conversion of the reactants, selectivity to main products, and other catalytic performances of a set of carbon catalysts, including graphite and activated carbon. The experiments were carried out under a wide range of reaction conditions, and the reaction mechanism and kinetics were developed based on Marsvan Krevelen interpretation of the experimental results.
Sungwon Park 국제문화기술진흥원 2019 International Journal of Advanced Culture Technolo Vol.7 No.1
The purpose of this study was to examine the effects of applying a program to enhance social information processing ability in schizophrenic patients. We confirmed the positive effects of the program on the theories of mind and attribution style, which are the social information elements of patients, and confirmed the effect of decreasing paranoid ideation. We used the theory of mind(hinting task, the false belief task), the attributional style questionnaire(external bias, personal bias), and the paranoia scale to test the effectiveness of the program. Specifically, in theory of mind, hinting task performance was improved(t=4.14, p=.000),. The scores of personal bias(t=-7.9, p=.000) and paranoid ideation(t=-2.98, p=.004) decreased. Further research is needed to verify the effectiveness of meta - cognitive training to enhance social information processing.