1.The impact of nurses’ health literacy and compassion on patient-centered care in the integrated nursing-care service wards
Journal of Korean Academic Society of Nursing Education 2026;32(1):121-131
Purpose:
This descriptive survey study aimed to investigate the impact of the health literacy and compassion competencies of nurses in integrated nursing care service wards on patient-centered care.
Methods:
This study included 185 nurses working in integrated nursing care service wards in four tertiary hospitals located in Chungbuk and Gyeonggi provinces. Data analysis involved independent t-tests, one-way ANOVA, Pearson’s correlation coefficient and stepwise multiple regression analysis.
Results:
Regarding participants’ general characteristics, nurses with less than five years of clinical experience (t=2.30, p=.023) demonstrated a more positive attitude toward utilizing health literacy in their professional practice. The factors influencing patient-centered care included communication (β=.35, p<.001) and sensitivity (β=.21, p=.018) from compassion competence, as well as knowledge (β=.20, p=.004) from health literacy competencies, which together explained 42.0% of the variance (F=45.98, p<.001).
Conclusion
This study shows that health literacy and compassion are critical factors in enhancing patient-centered care in integrated nursing-care service wards. To improve these competencies of nurses, it is necessary to provide an appropriate working environment and to offer continuous training programs with various training methods. Furthermore, research on health literacy competencies tailored to the domestic context is necessary.
2.Long-term Clinical Outcomes of Firstand Second-Generation Drug-Eluting Stents in Patients With Single-Vessel Disease: 10-Year Follow-Up Results From a Korean Single-Center Registry
Jae Kyeong BYUN ; Se Yeon CHOI ; Seung-Woon RHA ; Byoung Geol CHOI ; Jinah CHA ; Su Jin HYUN ; You Jin LEE ; Manda Satria CHESARIO ; Melly SUSANTI ; Soohyung PARK ; Eun Jin PARK ; Dong Oh KANG ; Cheol Ung CHOI ; Chang Gyu PARK ; Dong Joo OH
Journal of Cardiovascular Intervention 2026;5(1):49-59
Background:
There are limited long-term clinical outcome data comparing first-generation (1G) versus second-generation (2G) drug-eluting stents (DES) in patients with single-vessel disease (SVD). We sought to compare the efficacy and safety of 1G- and 2G-DES in SVD patients who underwent successful percutaneous coronary intervention (PCI) over 10 years of clinical follow-up.
Methods:
A total of 2,312 consecutive patients with SVD who underwent PCI with 1G-DES (paclitaxel- or sirolimus-eluting stents, n = 811) or 2G-DES (zotarolimus [Endeavor, Endeavor Resolute]- or everolimus-eluting stents [Promus Element, Xience], n = 1,082) were enrolled.After propensity score matching, 2 matched groups (538 pairs) were generated. Study endpoints included individual and composite clinical outcomes through 10 years.
Results:
During the 10-year follow-up, the 2G-DES group had lower incidences of myocardial infarction (MI; hazard ratio [HR], 0.44; 95% confidence interval [CI], 0.22–0.92; P = 0.028) and target lesion revascularization (TLR; HR, 0.54; 95% CI, 0.32–0.91; P = 0.021) than the 1G-DES group. Rates of total death, cardiac death, non-target vessel revascularization, stroke, major adverse cardiac events, and major adverse cardiac and cerebrovascular events were similar between groups.
Conclusions
In our single-center, all-comer registry, 2G-DES were associated with lower incidence rates of MI and TLR compared to 1G-DES in SVD patients over 10 years of followup, indicating a safer and more durable effect than 1G-DES.
3.Association between preoperative oxygen reserve index and postoperative pulmonary complications: a prospective observational study
Sangho LEE ; Halin HONG ; Hyojin CHO ; Sang-Wook LEE ; Ann Hee YOU ; Hee Yong KANG ; Sung Wook PARK ; Mi Kyeong KIM ; Jeong-Hyun CHOI
Korean Journal of Anesthesiology 2025;78(3):224-235
Background:
The oxygen reserve index (ORi) noninvasively measures oxygen levels within the mild hyperoxia range. To evaluate whether a degree of increase in the ORi during preoxygenation for general anesthesia is associated with the occurrence of postoperative pulmonary complications (PPCs).
Methods:
We enrolled 154 patients who underwent preoperative pulmonary function tests and were scheduled for elective surgery under general anesthesia. We aimed to measure the increase in ORi during preoxygenation before general anesthesia and analyze its association with PPCs.
Results:
PPCs occurred in 76 (49%) participants. Multivariate logistic regression analysis revealed that the three-minute preoxygenation ORi was significantly associated with PPCs (Odds ratio [OR]: 0.02, 95% CI [0.00–0.16], P < 0.001). The areas under the curve (AUC [95% CI]) in the receiver operating characteristic curve analysis for the three-minute preoxygenation ORi for PPCs were 0.64 (0.55–0.73). After a subgroup analysis, multivariate logistic regression showed that the three-minute preoxygenation ORi was significantly associated with PPCs among patients who underwent thoracic surgery (OR: 0.01, 95% CI [0.00–0.19], P = 0.006). The AUC of the three-minute preoxygenation ORi for PPCs was 0.72 (0.57–0.86) in patients who underwent thoracic surgery.
Conclusions
A low ORi measured after 3 min of preoxygenation for general anesthesia was associated with an increased risk of PPCs, including those undergoing thoracic surgery. This study demonstrated the potential of ORi, measured after oxygen administration, as a tool for evaluating lung function that complements traditional lung function tests and scoring systems.
4.Association between preoperative oxygen reserve index and postoperative pulmonary complications: a prospective observational study
Sangho LEE ; Halin HONG ; Hyojin CHO ; Sang-Wook LEE ; Ann Hee YOU ; Hee Yong KANG ; Sung Wook PARK ; Mi Kyeong KIM ; Jeong-Hyun CHOI
Korean Journal of Anesthesiology 2025;78(3):224-235
Background:
The oxygen reserve index (ORi) noninvasively measures oxygen levels within the mild hyperoxia range. To evaluate whether a degree of increase in the ORi during preoxygenation for general anesthesia is associated with the occurrence of postoperative pulmonary complications (PPCs).
Methods:
We enrolled 154 patients who underwent preoperative pulmonary function tests and were scheduled for elective surgery under general anesthesia. We aimed to measure the increase in ORi during preoxygenation before general anesthesia and analyze its association with PPCs.
Results:
PPCs occurred in 76 (49%) participants. Multivariate logistic regression analysis revealed that the three-minute preoxygenation ORi was significantly associated with PPCs (Odds ratio [OR]: 0.02, 95% CI [0.00–0.16], P < 0.001). The areas under the curve (AUC [95% CI]) in the receiver operating characteristic curve analysis for the three-minute preoxygenation ORi for PPCs were 0.64 (0.55–0.73). After a subgroup analysis, multivariate logistic regression showed that the three-minute preoxygenation ORi was significantly associated with PPCs among patients who underwent thoracic surgery (OR: 0.01, 95% CI [0.00–0.19], P = 0.006). The AUC of the three-minute preoxygenation ORi for PPCs was 0.72 (0.57–0.86) in patients who underwent thoracic surgery.
Conclusions
A low ORi measured after 3 min of preoxygenation for general anesthesia was associated with an increased risk of PPCs, including those undergoing thoracic surgery. This study demonstrated the potential of ORi, measured after oxygen administration, as a tool for evaluating lung function that complements traditional lung function tests and scoring systems.
5.Association between preoperative oxygen reserve index and postoperative pulmonary complications: a prospective observational study
Sangho LEE ; Halin HONG ; Hyojin CHO ; Sang-Wook LEE ; Ann Hee YOU ; Hee Yong KANG ; Sung Wook PARK ; Mi Kyeong KIM ; Jeong-Hyun CHOI
Korean Journal of Anesthesiology 2025;78(3):224-235
Background:
The oxygen reserve index (ORi) noninvasively measures oxygen levels within the mild hyperoxia range. To evaluate whether a degree of increase in the ORi during preoxygenation for general anesthesia is associated with the occurrence of postoperative pulmonary complications (PPCs).
Methods:
We enrolled 154 patients who underwent preoperative pulmonary function tests and were scheduled for elective surgery under general anesthesia. We aimed to measure the increase in ORi during preoxygenation before general anesthesia and analyze its association with PPCs.
Results:
PPCs occurred in 76 (49%) participants. Multivariate logistic regression analysis revealed that the three-minute preoxygenation ORi was significantly associated with PPCs (Odds ratio [OR]: 0.02, 95% CI [0.00–0.16], P < 0.001). The areas under the curve (AUC [95% CI]) in the receiver operating characteristic curve analysis for the three-minute preoxygenation ORi for PPCs were 0.64 (0.55–0.73). After a subgroup analysis, multivariate logistic regression showed that the three-minute preoxygenation ORi was significantly associated with PPCs among patients who underwent thoracic surgery (OR: 0.01, 95% CI [0.00–0.19], P = 0.006). The AUC of the three-minute preoxygenation ORi for PPCs was 0.72 (0.57–0.86) in patients who underwent thoracic surgery.
Conclusions
A low ORi measured after 3 min of preoxygenation for general anesthesia was associated with an increased risk of PPCs, including those undergoing thoracic surgery. This study demonstrated the potential of ORi, measured after oxygen administration, as a tool for evaluating lung function that complements traditional lung function tests and scoring systems.
6.Association between preoperative oxygen reserve index and postoperative pulmonary complications: a prospective observational study
Sangho LEE ; Halin HONG ; Hyojin CHO ; Sang-Wook LEE ; Ann Hee YOU ; Hee Yong KANG ; Sung Wook PARK ; Mi Kyeong KIM ; Jeong-Hyun CHOI
Korean Journal of Anesthesiology 2025;78(3):224-235
Background:
The oxygen reserve index (ORi) noninvasively measures oxygen levels within the mild hyperoxia range. To evaluate whether a degree of increase in the ORi during preoxygenation for general anesthesia is associated with the occurrence of postoperative pulmonary complications (PPCs).
Methods:
We enrolled 154 patients who underwent preoperative pulmonary function tests and were scheduled for elective surgery under general anesthesia. We aimed to measure the increase in ORi during preoxygenation before general anesthesia and analyze its association with PPCs.
Results:
PPCs occurred in 76 (49%) participants. Multivariate logistic regression analysis revealed that the three-minute preoxygenation ORi was significantly associated with PPCs (Odds ratio [OR]: 0.02, 95% CI [0.00–0.16], P < 0.001). The areas under the curve (AUC [95% CI]) in the receiver operating characteristic curve analysis for the three-minute preoxygenation ORi for PPCs were 0.64 (0.55–0.73). After a subgroup analysis, multivariate logistic regression showed that the three-minute preoxygenation ORi was significantly associated with PPCs among patients who underwent thoracic surgery (OR: 0.01, 95% CI [0.00–0.19], P = 0.006). The AUC of the three-minute preoxygenation ORi for PPCs was 0.72 (0.57–0.86) in patients who underwent thoracic surgery.
Conclusions
A low ORi measured after 3 min of preoxygenation for general anesthesia was associated with an increased risk of PPCs, including those undergoing thoracic surgery. This study demonstrated the potential of ORi, measured after oxygen administration, as a tool for evaluating lung function that complements traditional lung function tests and scoring systems.
7.Dry Eye Syndrome in Children during the COVID-19 Pandemic
Yun Kyeong HWANG ; Tae-Eun LEE ; In Cheon YOU ; Jong Seung KIM ; Cha Dong YEO ; Haeng-Jin LEE
Korean Journal of Ophthalmology 2024;38(6):441-449
Purpose:
The aim of this study was to investigate the occurrence of dry eye syndrome (DES) in children under 18 years old before and during the COVID-19 pandemic using nationwide population-based cohort analysis.
Methods:
This study utilized the database provided by the Korea Disease Control and Prevention Agency and the Korean National Health Insurance Service. We used claims-based data for patients diagnosed with COVID-19 between October 8, 2020, and December 31, 2021, and those without a diagnosis of COVID-19. DES cases were defined as having at least one diagnosis of H0411 or H1621 based on the International Classification of Diseases, 10th Revision codes. The primary outcome was the evaluation of the hazard ratio for DES between the COVID-19 season and the non–COVID-19 season.
Results:
A total of 198,486 individuals from the COVID-19 season cohort and 211,828 individuals from the non–COVID-19 season cohort were included in the study. There were no differences in characteristics between the COVID-19 season cohort and the non–COVID-19 season cohort (all standardized mean difference, <0.1). The cumulative incidence of DES during the COVID-19 season was significantly higher than that during the non–COVID-19 season. The COVID-19 season DES incidence rate was 6,419.64 per 100,000 person-years and non–COVID-19 season DES incidence rate was 5,804.88 per 100,000 person-years. In addition, children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES.
Conclusions
The prevalence of diagnosed DES in children increased during the COVID-19 pandemic compared to previous years. Children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES. Further studies are needed to directly analyze the potential factors associated with the increased prevalence of DES.
8.Dry Eye Syndrome in Children during the COVID-19 Pandemic
Yun Kyeong HWANG ; Tae-Eun LEE ; In Cheon YOU ; Jong Seung KIM ; Cha Dong YEO ; Haeng-Jin LEE
Korean Journal of Ophthalmology 2024;38(6):441-449
Purpose:
The aim of this study was to investigate the occurrence of dry eye syndrome (DES) in children under 18 years old before and during the COVID-19 pandemic using nationwide population-based cohort analysis.
Methods:
This study utilized the database provided by the Korea Disease Control and Prevention Agency and the Korean National Health Insurance Service. We used claims-based data for patients diagnosed with COVID-19 between October 8, 2020, and December 31, 2021, and those without a diagnosis of COVID-19. DES cases were defined as having at least one diagnosis of H0411 or H1621 based on the International Classification of Diseases, 10th Revision codes. The primary outcome was the evaluation of the hazard ratio for DES between the COVID-19 season and the non–COVID-19 season.
Results:
A total of 198,486 individuals from the COVID-19 season cohort and 211,828 individuals from the non–COVID-19 season cohort were included in the study. There were no differences in characteristics between the COVID-19 season cohort and the non–COVID-19 season cohort (all standardized mean difference, <0.1). The cumulative incidence of DES during the COVID-19 season was significantly higher than that during the non–COVID-19 season. The COVID-19 season DES incidence rate was 6,419.64 per 100,000 person-years and non–COVID-19 season DES incidence rate was 5,804.88 per 100,000 person-years. In addition, children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES.
Conclusions
The prevalence of diagnosed DES in children increased during the COVID-19 pandemic compared to previous years. Children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES. Further studies are needed to directly analyze the potential factors associated with the increased prevalence of DES.
9.Dry Eye Syndrome in Children during the COVID-19 Pandemic
Yun Kyeong HWANG ; Tae-Eun LEE ; In Cheon YOU ; Jong Seung KIM ; Cha Dong YEO ; Haeng-Jin LEE
Korean Journal of Ophthalmology 2024;38(6):441-449
Purpose:
The aim of this study was to investigate the occurrence of dry eye syndrome (DES) in children under 18 years old before and during the COVID-19 pandemic using nationwide population-based cohort analysis.
Methods:
This study utilized the database provided by the Korea Disease Control and Prevention Agency and the Korean National Health Insurance Service. We used claims-based data for patients diagnosed with COVID-19 between October 8, 2020, and December 31, 2021, and those without a diagnosis of COVID-19. DES cases were defined as having at least one diagnosis of H0411 or H1621 based on the International Classification of Diseases, 10th Revision codes. The primary outcome was the evaluation of the hazard ratio for DES between the COVID-19 season and the non–COVID-19 season.
Results:
A total of 198,486 individuals from the COVID-19 season cohort and 211,828 individuals from the non–COVID-19 season cohort were included in the study. There were no differences in characteristics between the COVID-19 season cohort and the non–COVID-19 season cohort (all standardized mean difference, <0.1). The cumulative incidence of DES during the COVID-19 season was significantly higher than that during the non–COVID-19 season. The COVID-19 season DES incidence rate was 6,419.64 per 100,000 person-years and non–COVID-19 season DES incidence rate was 5,804.88 per 100,000 person-years. In addition, children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES.
Conclusions
The prevalence of diagnosed DES in children increased during the COVID-19 pandemic compared to previous years. Children aged 13 to 18 years, female sex, those living in metropolitan areas, and those with diabetes mellitus had a higher risk of DES. Further studies are needed to directly analyze the potential factors associated with the increased prevalence of DES.
10.High vegetable consumption and regular exercise are associated with better quality of life in patients with gout
Hyunsue DO ; Hyo Jin CHOI ; Byoongyong CHOI ; Chang-Nam SON ; Sang-Hyon KIM ; You-Jung HA ; Ji Hyoun KIM ; Min Jung KIM ; Kichul SHIN ; Hyun-Ok KIM ; Ran SONG ; Sung Won LEE ; Joong Kyong AHN ; Seung-Geun LEE ; Chang Hoon LEE ; Kyeong Min SON ; Ki Won MOON
The Korean Journal of Internal Medicine 2024;39(5):845-854
Background/Aims:
The Gout Impact Scale (GIS), a part of the Gout Assessment Questionnaire 2.0, is used to measure gout-specific health-related quality of life (HRQOL). Although several studies have been conducted on the factors affecting the HRQOL of patients with gout, few have focused on lifestyle factors. This study aimed to investigate the correlation between lifestyle habits and HRQOL using the GIS in patients with gout.
Methods:
We used data from the Urate-Lowering TheRApy in Gout (ULTRA) registry, a prospective cohort of Korean patients with gout treated at multiple centers nationwide. The patients were aged ≥18 years and met the 2015 American College of Rheumatology/European League Against Rheumatism gout classification criteria. They were asked to complete a GIS and questions regarding their lifestyle habits at enrollment.
Results:
The study included 232 patients. ‘Gout concern overall’ scores in the GIS were significantly lower in patients who exercised more frequently and consumed soft drinks and meat less, and ‘well-being during attack’ scores were significantly lower in patients who consumed vegetables and exercised more frequently. The frequency of vegetable consumption had a negative linear relationship with the ‘well-being during attack’ and ‘gout concern during attack’ scores (p = 0.01, p = 0.001, respectively). The frequency of exercise had a negative linear relationship with the ‘gout concern overall’ and ‘gout concern during attack’ scores (p = 0.04 and p = 0.002, respectively).
Conclusions
Patients with gout who frequently consumed vegetables and exercised regularly experienced less impact of gout, exhibiting a better GIS that represented HRQOL.

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