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Mediating Effect of Meta-cognition between Locus of Control and Self-efficacy
Chae, Heeseong,Hahm, Sangwoo The International Promotion Agency of Culture Tech 2018 International Journal of Advanced Culture Technolo Vol.6 No.1
Meta-cognition is the knowledge and cognition of cognitive phenomena, including the control of ones own memory, comprehension, and thought processes. Meta-cognition is similar to self-awareness, which is the understanding of oneself, and affects people's attitudes and behaviors. This study demonstrated the mediating effect of meta-cognition between internal locus of control and self-efficacy. Internal locus of control refers to the steady faith that any outcome is related to one's own efforts. Self-efficacy is a collection of personal strong belief that one individual can achieve his or her own goals. In this study, if a person has a tendency to adopt an internal locus of control, meta-cognition is improved, and self-efficacy can in turn be increased if meta-cognition is improved. This study conducted an empirical analysis through questionnaires conducted on 260 university students. The results of the research demonstrated that there is a highly positive correlation between meta-cognition, control position, and self-efficacy. In addition, this study emphasized that positive meta-cognition with internal locus of control can lead to positive attitudes and behaviors, and positive results.
( Sangwoo Shim ),( Sang Beom Hong ),( Jin Jeon ),( Chae Man Lim ),( Younsuck Koh ) 대한결핵 및 호흡기학회 2013 대한결핵 및 호흡기학회 추계학술대회 초록집 Vol.116 No.-
To evaluate the factors which contribute failed airway (FA) by rapid response team (RRT) in general ward.The emergency airway management data of consecutive 324 patients were reviewed in Asan Medical Center, Seoul, Korea.We included the patients intubated by our RRT in general wards. The patients were classified as difficult airway (DA) group and non-DA group. Among 324 patients, 78 (24.1%) patients were included in DA group, and 246 (75.9%) were in non-DA group.FA occurred in 20 (25.6%) patients in DA group, 35 (14.2%) in non-DA group. The contributing factors to FA in DA group were the low grade of 1st attempted physician (odds ratio [OR] 0.206,95% confidence interval [CI]=0.062-0.679), the large attempted number (OR 14.457, 95% CI=4.209-49.652) and the high Cormack-Lehane score (OR 1.793, 95% CI=1.051-3.058). The low grade of 1st attempted physician (OR 0.388, 95% CI=0.186-0.810), the rigid laryngoscope than video laryngoscope as 1st attempted device (OR 0.244, 95% CI=0.097-0.611),the large attempted number (OR 56.503, 95% CI=15.070-211.850), Jaw relaxation score (OR 1.814, 95% CI=1.018-3.233), Cormack-Lehane score (OR 1.957, 95% CI=1.099-3.487), the medication for induction (OR 2.614, 95% CI=1.037-6.585) and paralysis (OR 2.681, 95% CI=1.081-6.651) contributed to FA in non-DA group. In multivariate analysis, the low grade of 1st attempted physician and the large attempted number were independent risk factors for FA in DA group. The paralysis and the large attempted number were independently related to FA in non-DA group. The experienced, rapid sequence intubation by RRT could be key factor for successful intubation.To evaluate the factors which contribute failed airway (FA) by rapid response team (RRT) in general ward.The emergency airway management data of consecutive 324 patients were reviewed in Asan Medical Center, Seoul, Korea.We included the patients intubated by our RRT in general wards. The patients were classified as difficult airway (DA) group and non-DA group. Among 324 patients, 78 (24.1%) patients were included in DA group, and 246 (75.9%) were in non-DA group.FA occurred in 20 (25.6%) patients in DA group, 35 (14.2%) in non-DA group. The contributing factors to FA in DA group were the low grade of 1st attempted physician (odds ratio [OR] 0.206,95% confidence interval [CI]=0.062-0.679), the large attempted number (OR 14.457, 95% CI=4.209-49.652) and the high Cormack-Lehane score (OR 1.793, 95% CI=1.051-3.058). The low grade of 1st attempted physician (OR 0.388, 95% CI=0.186-0.810), the rigid laryngoscope than video laryngoscope as 1st attempted device (OR 0.244, 95% CI=0.097-0.611),the large attempted number (OR 56.503, 95% CI=15.070-211.850), Jaw relaxation score (OR 1.814, 95% CI=1.018-3.233), Cormack-Lehane score (OR 1.957, 95% CI=1.099-3.487), the medication for induction (OR 2.614, 95% CI=1.037-6.585) and paralysis (OR 2.681, 95% CI=1.081-6.651) contributed to FA in non-DA group. In multivariate analysis, the low grade of 1st attempted physician and the large attempted number were independent risk factors for FA in DA group. The paralysis and the large attempted number were independently related to FA in non-DA group. The experienced, rapid sequence intubation by RRT could be key factor for successful intubation.
SMALL-SCALE Hα DYNAMIC FEATURES SUPPORTED BY CHROMO SPHERIC MAGNETIC RECONNECTION
LEE SANGWOO,YUN HONG SIK,CHAE JONGCHUL,GOODE PHILIP R. The Korean Astronomical Society 2003 Journal of The Korean Astronomical Society Vol.36 No.suppl1
In the present study, we have investigated morphology and evolution of small-scale Ha dynamic features on the quiet sun by analyzing video magnetograms and high resolution Ha images simultaneously taken for 5 hours at Big Bear Solar Observatory on April 18, 1997. From comparisons between time sequential longitudinal magnetograms and H$\alpha$ images covering $150" {\times} 150"$, several small-scale H$\alpha$ dynamic features have been observed at a site of magnetic flux cancellation. A close relationship between such features and cancelling magnetic fluxes has been revealed temporarily and spatially. Our results support that material injection by chromospheric magnetic reconnect ion may be essential in supporting numerous small-scale H$\alpha$ dynamical absorption features, being in line with recent observational studies showing that material injection by chromospheric magnetic reconnect ion is essential for the formation of solar filaments.
Lee, Sangwoo,Jo, Woojin,Song, Seungwoo,Chae, Youngcheol IEEE 2016 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS PART 1 R Vol.63 No.11
<P>This paper presents a micropower audio delta-sigma (Delta Sigma) modulator for mobile applications. This work employs power-efficient integrators based on the dynamic bias inverter, which consists of a cascode inverter, a floating current source and two offset-storage capacitors. The quiescent current of the inverter is copied from the floating current via offset-storage capacitors and the speed limitation caused by the cascode transistors in the inverter is resolved by using active parasitic compensation. This maximizes both g(m)/ID ratio and slew rate of the inverter-based integrator, while compensating process, voltage, and temperature (PVT) variations. To verify the effectiveness of the proposed technique, a single-bit third-order Delta Sigma modulator is implemented in a 0.18 mu m CMOS technology. The prototype modulator achieves 97.7 dB SNDR, 98.6 dB SNR, and 100.5 dB DR in a 20-kHz signal bandwidth, while consuming only 300-mu W from a 1.8 V supply. This corresponds to a state-of-the-art Schreier's FoM of 178.7 dB. The results are fully verified under variable supplies and temperatures.</P>
Mediating Effect of Meta-cognition between Locus of Control and Self-efficacy
Heeseong Chae,Sangwoo Hahm 국제문화기술진흥원 2018 International Journal of Advanced Culture Technolo Vol.6 No.1
Meta-cognition is the knowledge and cognition of cognitive phenomena, including the control of ones own memory, comprehension, and thought processes. Meta-cognition is similar to self-awareness, which is the understanding of oneself, and affects people’s attitudes and behaviors. This study demonstrated the mediating effect of meta-cognition between internal locus of control and self-efficacy. Internal locus of control refers to the steady faith that any outcome is related to one's own efforts. Self-efficacy is a collection of personal strong belief that one individual can achieve his or her own goals. In this study, if a person has a tendency to adopt an internal locus of control, meta-cognition is improved, and self-efficacy can in turn be increased if meta-cognition is improved. This study conducted an empirical analysis through questionnaires conducted on 260 university students. The results of the research demonstrated that there is a highly positive correlation between metacognition, control position, and self-efficacy. In addition, this study emphasized that positive meta-cognition with internal locus of control can lead to positive attitudes and behaviors, and positive results.
Chungman Chae,Sangwoo Tak 질병관리본부 2023 Osong Public Health and Research Persptectives Vol.14 No.2
Objectives: We aimed to estimate the impact of the national hepatitis B immunization program on the incidence of acute hepatitis B infection among adolescents in South Korea.Methods: We estimated the counterfactual incidence rate of reported acute hepatitis B among adolescents from 2016 to 2020 compared to the assumption that the national hepatitis B immunization program for children had not been implemented since 1995. The impact of the national hepatitis B immunization program for adolescents was measured by estimating the absolute risk reduction and averted acute hepatitis B infections among adolescents from 2016 to 2020 attributed to the national immunization program.Results: The relative risk reduction of acute hepatitis B among adolescents was estimated to be 83.5% after implementing the national hepatitis B immunization program. The incidence rate of reported acute hepatitis B infections among adolescents decreased from 0.39 to 0.06 per 100,000 person-years, and 43 acute hepatitis B infections, including 17 symptomatic cases, were averted annually from 2016 to 2020 by the national hepatitis B immunization program.Conclusion: The national hepatitis B immunization program for children was effective in preventing acute hepatitis B infection among adolescents in South Korea.