1.Voice of Customer Analysis of Nursing Care in a Tertiary Hospital:Text Network Analysis and Topic Modeling
Hyunjung KO ; Nara HAN ; Seulki JEONG ; Jeong A JEONG ; Hye Ryoung YUN ; Eun Sil KIM ; Young Jun JANG ; Eun Ju CHOI ; Chun Hoe LIM ; Min Hee JUNG ; Jung Hee KIM ; Dong Hyu CHO ; Seok Hee JEONG
Journal of Korean Academy of Nursing Administration 2024;30(5):529-542
Purpose:
This study aimed to explore customer perspectives of nursing services in tertiary hospitals.
Methods:
The data comprised mobile Voice Of Customer (VOC) data related to “nursing” or “nurses” generated from June 25, 2019, to December 31, 2022, in a tertiary hospital. A total of 44,727 VOC data points were collected, of which 4,040 were selected for the final analysis. Text network analysis and topic modeling were conducted using NetMiner 4.5.1.
Results:
Topic modeling identified five topics for positive aspects and four topics for areas requiring improvement.The positive aspects were: 1) sincere nursing care; 2) rapid response from professional medical staff; 3) teamwork for delivering customer-centric services; 4) provision and coordination of system-based healthcare services; and 5) customer-focused responsiveness. The areas requiring improvement were: 1) demand for skilled nursing care tailored to customer expectations; 2) demand for enhanced communication and reduced mechanical responses; 3) demand for appropriate handling of diverse situations; and 4) demand for overall improvements to the healthcare system, including reservation systems.
Conclusion
These results may be used to enhance customer and patient experiences in tertiary hospitals and are necessary for utilization from a hospital management perspective.
2.Voice of Customer Analysis of Nursing Care in a Tertiary Hospital:Text Network Analysis and Topic Modeling
Hyunjung KO ; Nara HAN ; Seulki JEONG ; Jeong A JEONG ; Hye Ryoung YUN ; Eun Sil KIM ; Young Jun JANG ; Eun Ju CHOI ; Chun Hoe LIM ; Min Hee JUNG ; Jung Hee KIM ; Dong Hyu CHO ; Seok Hee JEONG
Journal of Korean Academy of Nursing Administration 2024;30(5):529-542
Purpose:
This study aimed to explore customer perspectives of nursing services in tertiary hospitals.
Methods:
The data comprised mobile Voice Of Customer (VOC) data related to “nursing” or “nurses” generated from June 25, 2019, to December 31, 2022, in a tertiary hospital. A total of 44,727 VOC data points were collected, of which 4,040 were selected for the final analysis. Text network analysis and topic modeling were conducted using NetMiner 4.5.1.
Results:
Topic modeling identified five topics for positive aspects and four topics for areas requiring improvement.The positive aspects were: 1) sincere nursing care; 2) rapid response from professional medical staff; 3) teamwork for delivering customer-centric services; 4) provision and coordination of system-based healthcare services; and 5) customer-focused responsiveness. The areas requiring improvement were: 1) demand for skilled nursing care tailored to customer expectations; 2) demand for enhanced communication and reduced mechanical responses; 3) demand for appropriate handling of diverse situations; and 4) demand for overall improvements to the healthcare system, including reservation systems.
Conclusion
These results may be used to enhance customer and patient experiences in tertiary hospitals and are necessary for utilization from a hospital management perspective.
3.Voice of Customer Analysis of Nursing Care in a Tertiary Hospital:Text Network Analysis and Topic Modeling
Hyunjung KO ; Nara HAN ; Seulki JEONG ; Jeong A JEONG ; Hye Ryoung YUN ; Eun Sil KIM ; Young Jun JANG ; Eun Ju CHOI ; Chun Hoe LIM ; Min Hee JUNG ; Jung Hee KIM ; Dong Hyu CHO ; Seok Hee JEONG
Journal of Korean Academy of Nursing Administration 2024;30(5):529-542
Purpose:
This study aimed to explore customer perspectives of nursing services in tertiary hospitals.
Methods:
The data comprised mobile Voice Of Customer (VOC) data related to “nursing” or “nurses” generated from June 25, 2019, to December 31, 2022, in a tertiary hospital. A total of 44,727 VOC data points were collected, of which 4,040 were selected for the final analysis. Text network analysis and topic modeling were conducted using NetMiner 4.5.1.
Results:
Topic modeling identified five topics for positive aspects and four topics for areas requiring improvement.The positive aspects were: 1) sincere nursing care; 2) rapid response from professional medical staff; 3) teamwork for delivering customer-centric services; 4) provision and coordination of system-based healthcare services; and 5) customer-focused responsiveness. The areas requiring improvement were: 1) demand for skilled nursing care tailored to customer expectations; 2) demand for enhanced communication and reduced mechanical responses; 3) demand for appropriate handling of diverse situations; and 4) demand for overall improvements to the healthcare system, including reservation systems.
Conclusion
These results may be used to enhance customer and patient experiences in tertiary hospitals and are necessary for utilization from a hospital management perspective.
4.Voice of Customer Analysis of Nursing Care in a Tertiary Hospital:Text Network Analysis and Topic Modeling
Hyunjung KO ; Nara HAN ; Seulki JEONG ; Jeong A JEONG ; Hye Ryoung YUN ; Eun Sil KIM ; Young Jun JANG ; Eun Ju CHOI ; Chun Hoe LIM ; Min Hee JUNG ; Jung Hee KIM ; Dong Hyu CHO ; Seok Hee JEONG
Journal of Korean Academy of Nursing Administration 2024;30(5):529-542
Purpose:
This study aimed to explore customer perspectives of nursing services in tertiary hospitals.
Methods:
The data comprised mobile Voice Of Customer (VOC) data related to “nursing” or “nurses” generated from June 25, 2019, to December 31, 2022, in a tertiary hospital. A total of 44,727 VOC data points were collected, of which 4,040 were selected for the final analysis. Text network analysis and topic modeling were conducted using NetMiner 4.5.1.
Results:
Topic modeling identified five topics for positive aspects and four topics for areas requiring improvement.The positive aspects were: 1) sincere nursing care; 2) rapid response from professional medical staff; 3) teamwork for delivering customer-centric services; 4) provision and coordination of system-based healthcare services; and 5) customer-focused responsiveness. The areas requiring improvement were: 1) demand for skilled nursing care tailored to customer expectations; 2) demand for enhanced communication and reduced mechanical responses; 3) demand for appropriate handling of diverse situations; and 4) demand for overall improvements to the healthcare system, including reservation systems.
Conclusion
These results may be used to enhance customer and patient experiences in tertiary hospitals and are necessary for utilization from a hospital management perspective.
5.Validation of prediction model for successful discontinuation of continuous renal replacement therapy: a multicenter cohort study
Junseok JEON ; Eun Jeong KO ; Hyejeong PARK ; Song In BAEG ; Hyung Duk KIM ; Ji-Won MIN ; Eun Sil KOH ; Kyungho LEE ; Danbee KANG ; Juhee CHO ; Jung Eun LEE ; Wooseong HUH ; Byung Ha CHUNG ; Hye Ryoun JANG
Kidney Research and Clinical Practice 2024;43(4):528-537
Continuous renal replacement therapy (CRRT) has become the standard modality of renal replacement therapy (RRT) in critically ill patients. However, consensus is lacking regarding the criteria for discontinuing CRRT. Here we validated the usefulness of the prediction model for successful discontinuation of CRRT in a multicenter retrospective cohort. Methods: One temporal cohort and four external cohorts included 1,517 patients with acute kidney injury who underwent CRRT for >2 days from 2018 to 2020. The model was composed of four variables: urine output, blood urea nitrogen, serum potassium, and mean arterial pressure. Successful discontinuation of CRRT was defined as the absence of an RRT requirement for 7 days thereafter. Results: The area under the receiver operating characteristic curve (AUROC) was 0.74 (95% confidence interval, 0.71–0.76). The probabilities of successful discontinuation were approximately 17%, 35%, and 70% in the low-score, intermediate-score, and highscore groups, respectively. The model performance was good in four cohorts (AUROC, 0.73–0.75) but poor in one cohort (AUROC, 0.56). In one cohort with poor performance, attending physicians primarily controlled CRRT prescription and discontinuation, while in the other four cohorts, nephrologists determined all important steps in CRRT operation, including screening for CRRT discontinuation. Conclusion: The overall performance of our prediction model using four simple variables for successful discontinuation of CRRT was good, except for one cohort where nephrologists did not actively engage in CRRT operation. These results suggest the need for active engagement of nephrologists and protocolized management for CRRT discontinuation.
6.Mortality of elderly patients with acute kidney injury undergoing continuous renal replacement therapy: is age a risk factor?
Ji Hye KIM ; Sang Hun EUM ; Hyoung Woo KIM ; Ji Won MIN ; Eun Sil KOH ; Eun Jeong KO ; Hyung Duk KIM ; Byung Ha CHUNG ; Seok Joon SHIN ; Chul Woo YANG ; Hye Eun YOON
Kidney Research and Clinical Practice 2024;43(4):505-517
Whether advanced age is associated with poor outcomes of elderly patients with acute kidney injury (AKI) requiring continuous renal replacement therapy (CRRT) is controversial. This study aimed to evaluate age effect and predictors for mortality in elderly AKI patients undergoing CRRT. Methods: Data of 480 elderly AKI patients who underwent CRRT were retrospectively analyzed. Subjects were stratified into two groups according to age: younger-old (age, 65–74 years; n = 205) and older-old (age, ≥75 years; n = 275). Predictors for 28-day and 90-day mortality and age effects were analyzed using multivariable Cox regression analysis and propensity score matching. Results: Urine output at the start of CRRT (adjusted hazard ratio [aHR], 0.99; 95% confidence interval [CI], 0.99–1.00; p = 0.04), operation (aHR, 0.53; 95% CI, 0.30–0.93; p = 0.03), and use of an intra-aortic balloon pump (aHR, 3.60; 95% CI, 1.18–10.96; p = 0.02) were predictors for 28-day mortality. Ischemic heart disease (aHR, 1.74; 95% CI, 1.02–2.98; p = 0.04) and use of a ventilator (aHR, 0.56; 95% CI, 0.36–0.89; p = 0.01) were predictors for 90-day mortality. The older-old group did not exhibit a higher risk for 28- day or 90-day mortality than the younger-old group in multivariable or propensity score-matched models. Conclusion: Advanced age was not a risk factor for mortality among elderly AKI patients undergoing CRRT, suggesting that advanced age should not be considered for therapeutic decisions in critically ill elderly patients with AKI requiring CRRT.
7.Unenhanced Breast MRI With Diffusion-Weighted Imaging for Breast Cancer Detection: Effects of Training on Performance and Agreement of Subspecialty Radiologists
Yeon Soo KIM ; Su Hyun LEE ; Soo-Yeon KIM ; Eun Sil KIM ; Ah Reum PARK ; Jung Min CHANG ; Vivian Youngjean PARK ; Jung Hyun YOON ; Bong Joo KANG ; Bo La YUN ; Tae Hee KIM ; Eun Sook KO ; A Jung CHU ; Jin You KIM ; Inyoung YOUN ; Eun Young CHAE ; Woo Jung CHOI ; Hee Jeong KIM ; Soo Hee KANG ; Su Min HA ; Woo Kyung MOON
Korean Journal of Radiology 2024;25(1):11-23
Objective:
To investigate whether reader training improves the performance and agreement of radiologists in interpreting unenhanced breast magnetic resonance imaging (MRI) scans using diffusion-weighted imaging (DWI).
Materials and Methods:
A study of 96 breasts (35 cancers, 24 benign, and 37 negative) in 48 asymptomatic women was performed between June 2019 and October 2020. High-resolution DWI with b-values of 0, 800, and 1200 sec/mm 2 was performed using a 3.0-T system. Sixteen breast radiologists independently reviewed the DWI, apparent diffusion coefficient maps, and T1-weighted MRI scans and recorded the Breast Imaging Reporting and Data System (BI-RADS) category for each breast. After a 2-h training session and a 5-month washout period, they re-evaluated the BI-RADS categories. A BI-RADS category of 4 (lesions with at least two suspicious criteria) or 5 (more than two suspicious criteria) was considered positive.The per-breast diagnostic performance of each reader was compared between the first and second reviews. Inter-reader agreement was evaluated using a multi-rater κ analysis and intraclass correlation coefficient (ICC).
Results:
Before training, the mean sensitivity, specificity, and accuracy of the 16 readers were 70.7% (95% confidence interval [CI]: 59.4–79.9), 90.8% (95% CI: 85.6–94.2), and 83.5% (95% CI: 78.6–87.4), respectively. After training, significant improvements in specificity (95.2%; 95% CI: 90.8–97.5; P = 0.001) and accuracy (85.9%; 95% CI: 80.9–89.8; P = 0.01) were observed, but no difference in sensitivity (69.8%; 95% CI: 58.1–79.4; P = 0.58) was observed. Regarding inter-reader agreement, the κ values were 0.57 (95% CI: 0.52–0.63) before training and 0.68 (95% CI: 0.62–0.74) after training, with a difference of 0.11 (95% CI: 0.02–0.18; P = 0.01). The ICC was 0.73 (95% CI: 0.69–0.74) before training and 0.79 (95% CI: 0.76–0.80) after training (P = 0.002).
Conclusion
Brief reader training improved the performance and agreement of interpretations by breast radiologists using unenhanced MRI with DWI.
8.Oral administration of red ginseng powder fermented with probiotic alleviates the severity of dextran-sulfate sodium-induced colitis in a mouse model.
Sun-Hee JANG ; Jisang PARK ; Sae-Hae KIM ; Kyung-Min CHOI ; Eun-Sil KO ; Jeong-Dan CHA ; Young-Ran LEE ; Hyonseok JANG ; Yong-Suk JANG
Chinese Journal of Natural Medicines (English Ed.) 2017;15(3):192-201
Red ginseng is a well-known alternative medicine with anti-inflammatory activity. It exerts pharmacological effects through the transformation of saponin into metabolites by intestinal microbiota. Given that intestinal microflora vary among individuals, the pharmacological effects of red ginseng likely vary among individuals. In order to produce homogeneously effective red ginseng, we prepared probiotic-fermented red ginseng and evaluated its activity using a dextran sulfate sodium (DSS)-induced colitis model in mice. Initial analysis of intestinal damage indicated that the administration of probiotic-fermented red ginseng significantly decreased the severity of colitis, compared with the control and the activity was higher than that induced by oral administration of ginseng powder or probiotics only. Subsequent analysis of the levels of serum IL-6 and TNF-α, inflammatory biomarkers that are increased at the initiation stage of colitis, were significantly decreased in probiotic-fermented red ginseng-treated groups in comparison to the control group. The levels of inflammatory cytokines and mRNAs for inflammatory factors in colorectal tissues were also significantly decreased in probiotic-fermented red ginseng-treated groups. Collectively, oral administration of probiotic-fermented red ginseng reduced the severity of colitis in a mouse model, suggesting that it can be used as a uniformly effective red ginseng product.
Administration, Oral
;
Animals
;
Colitis
;
chemically induced
;
drug therapy
;
immunology
;
Colon
;
drug effects
;
immunology
;
Dextran Sulfate
;
adverse effects
;
Disease Models, Animal
;
Female
;
Fermentation
;
Humans
;
Interleukin-6
;
immunology
;
Lactobacillus plantarum
;
metabolism
;
Mice
;
Mice, Inbred BALB C
;
Panax
;
chemistry
;
metabolism
;
microbiology
;
Plant Extracts
;
administration & dosage
;
chemistry
;
metabolism
;
Powders
;
administration & dosage
;
metabolism
;
Probiotics
;
metabolism
;
Tumor Necrosis Factor-alpha
;
immunology
9.Effect of Prophylactic Palivizumab on Admission Due to Respiratory Syncytial Virus Infection in Former Very Low Birth Weight Infants with Bronchopulmonary Dysplasia.
Young Mi HAN ; Hyun Joo SEO ; Seo Heui CHOI ; Yu Jin JUNG ; So Yoon AHN ; Hye Soo YOO ; Se In SUNG ; Jae Won SHIM ; Yeon Kyung LEE ; Sun Young KO ; Son Moon SHIN ; Jong Hee HWANG ; Jang Hoon LEE ; Byung Min CHOI ; Eun Sun KIM ; Ji Hyun JEON ; Sung Shin KIM ; Yun Sil CHANG ; Won Soon PARK
Journal of Korean Medical Science 2015;30(7):924-931
The aim of this study was to observe the effects of prophylactic palivizumab on hospitalization secondary to respiratory syncytial virus (RSV) infection (RSVhospitalization) in former very low birth weight infants (VLBWI) with bronchopulmonary dysplasia (BPD). This study also sought to identify the risk factors of RSVhospitalizationin this particular infant population. A prospective observational study was conducted between September 2007 and April 2008 in seven Korean hospitals. Children with a history of very low birth weight, a diagnosis of BPD and who were <2 yr old at the onset of the RSV season were included in this study. Palivizumab injections were administered monthly for a maximum of five months during the RSV season. RSVhospitalization rates were reviewed, and RSVhospitalization rates between subgroups were categorized by gestational age, birth weight, and duration of ventilator care. A total of 90 subjects completed the follow-up interviews. The mean gestational age at birth was 26.1+/-1.7 weeks, and the mean birth weight was 889.4+/-222.2 g. The incidence of RSVhospitalization in the study population was 8.9% (8/90), and the mean hospital stay was 11.0+/-5.5 days, including one death. There were no statistically significant differences in the patients' demographic characteristics or risk factors for RSV hospitalization. When subgroup analyses were conducted, there were still no statistically significant differences. The administration of palivizumab prophylaxis during the entire RSV season is important in VLBWI with BPD, regardless of their gestational age and birth weight, or previous ventilator dependency.
Antibiotic Prophylaxis/*methods
;
Antiviral Agents/*therapeutic use
;
Birth Weight
;
Bronchopulmonary Dysplasia/*complications
;
Female
;
Gestational Age
;
Hospitalization/statistics & numerical data
;
Humans
;
Infant
;
Infant, Newborn
;
Infant, Premature
;
*Infant, Very Low Birth Weight
;
Length of Stay
;
Male
;
Palivizumab/*therapeutic use
;
Prospective Studies
;
Respiratory Syncytial Virus Infections/drug therapy/*epidemiology/prevention & control
;
Respiratory Syncytial Viruses/drug effects
;
Risk
;
Risk Factors
10.Gastric Autoantigenic Proteins in Helicobacter Pylori Infection.
Ji Sook PARK ; Su Jin LEE ; Tae Hyo KIM ; Jeongsuk YEOM ; Eun Sil PARK ; Ji Hyun SEO ; Jin Su JUN ; Jae Young LIM ; Chan Hoo PARK ; Hyang Ok WOO ; Hee Shang YOUN ; Gyung Hyuck KO ; Hyung Lyun KANG ; Seung Chul BAIK ; Woo Kon LEE ; Myung Je CHO ; Kwang Ho RHEE
Yonsei Medical Journal 2013;54(6):1342-1352
PURPOSE: This study tried to identify novel gastric autoimmune antigens that might be involved in aggravating the atrophic gastritis among patients with Helicobacter pylori infection using two-dimensional immunoblotting analysis. MATERIALS AND METHODS: Proteins from gastric mucosal antrectomy specimens and AGS cells (gastric adenocarcinoma cell lines derived from a Caucasian patient who had received no prior therapy) were 2-dimensionally immunoblotted separately with a pool of 300 sera from H. pylroi-infected patients at Gyeongsang National University Hospital. RESULTS: Thirty-eight autoantigenic proteins including alcohol dehydrogenase [NADP+], alpha enolase, gastrokine-1, gastric triacylglycerol lipase, heat shock 70 kDa protein 1, and peroxiredoxin-2 were identified in the gastric mucosal tissue. Fourteen autoantigenic proteins including programmed cell death 6-interacting protein, serum albumin and T-complex protein 1 subunit gamma were identified in the AGS cells. Albumin, alpha-enolase, annexin A3, cytoplasmic actin 1, heat shock cognate 71 kDa protein and leukocyte elastase inhibitor were commonly observed autoantigenic proteins in both gastric mucosal tissue and AGS cells. Alpha-enolase, glutathione S-transferase P, heat shock cognate 71 kDa protein, heat shock 70 kDa protein 1, human mitochondrial adenosine triphosphate synthase (ATP) subunit beta, mitochondrial 60 kDa heat shock protein, peroxiredoxin-2, 78 kDa glucose-regulated protein precursor, tyrosine-protein phosphatase non-receptor type 11 and Tryptophan-Aspartic acid (WD) repeat-containing protein 1 showed 60% or higher amino acid positivity. CONCLUSION: These newly identified gastric autoimmune antigens might be useful in the control and prevention of gastroduodenal disorders, and might be valuable in breaking the vicious circle that exists in gastroduodenal disorders if their pathophysiological roles could be understood in the progress of chronic atrophic gastritis, gastroduodenal ulcers, intestinal metaplasia, and gastric carcinogenesis.
Alcohol Dehydrogenase/metabolism
;
Autoantigens/*metabolism
;
Electrophoresis, Gel, Two-Dimensional
;
Gastric Mucosa/metabolism/microbiology
;
Helicobacter Infections/*metabolism
;
Humans
;
Peptide Hormones/metabolism
;
Phosphopyruvate Hydratase/metabolism

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