• Title/Summary/Keyword: Multicenter study

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Endovascular Treatments Performed Collaboratively by the Society of Korean Endovascular Neurosurgeons Members : A Nationwide Multicenter Survey

  • Kim, Tae Gon;Kwon, Oki;Shin, Yong Sam;Sung, Jae Hoon;Koh, Jun Seok;Kim, Bum-Tae
    • Journal of Korean Neurosurgical Society
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    • v.62 no.5
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    • pp.502-518
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    • 2019
  • Objective : Since less invasive endovascular treatment was introduced to South Korea in 1994, a considerable proportion of endovascular treatments have been performed by neuroradiology doctors, and endovascular treatments by vascular neurosurgeons have recently increased. However, few specific statistics are known regarding how many endovascular treatments are performed by neurosurgeons. Thus, authors compared endovascular treatments collaboratively performed by vascular neurosurgeons with all cases throughout South Korea from 2013 to 2017 to elucidate the role of neurosurgeons in the field of endovascular treatment in South Korea. Methods : The Society of Korean Endovascular Neurosurgeons (SKEN) has issued annual reports every year since 2014. These reports cover statistics on endovascular treatments collaboratively or individually performed by SKEN members from 2013 to 2017. The data was requested and collected from vascular neurosurgeons in various hospitals. The study involved 77 hospitals in its first year, and 100 in its last. National statistics on endovascular treatment from all over South Korea were obtained from the Healthcare Bigdata Hub website of the Health Insurance Review & Assessment Service based on the Electronic Data Interchange (EDI) codes (in the case of intra-arterial (IA) thrombolysis, however, statistics were based on a combination of the EDI and I63 codes, a cerebral infarction disease code) from 2013 to 2017. These two data sets were directly compared and the ratios were obtained. Results : Regionally, during the entire study period, endovascular treatments by SKEN members were most common in Gyeonggido, followed by Seoul and Busan. Among the endovascular treatments, conventional cerebral angiography was the most common, followed by cerebral aneurysmal coiling, endovascular treatments for ischemic stroke, and finally endovascular treatments for vascular malformation and tumor embolization. The number of endovascular treatments performed by SKEN members increased every year. Conclusion : The SKEN members have been responsible for the major role of endovascular treatments in South Korea for the recent 5 years. This was achieved through the perseverance of senior members who started out in the midst of hardship, the establishment of standards for the training/certification of endovascular neurosurgery, and the enthusiasm of current SKEN members who followed. To provide better treatment to patients, we will have to make further progress in SKEN.

Study on Assessment and Treatment Patterns of Speech-Language Pathologists in Pediatric Vocal Problem Through Multicenter Survey (다기관 설문조사를 통한 국내 소아 음성질환 환자의 검사 및 치료 유형 연구)

  • Lee, Jong-Geun;Bang, Seung-Hwan;Jeon, Jae-Min;Lee, Jung-Kyu;Kim, Angela Yun;Woo, Jeong-Soo;Cho, Jae-Gu
    • Journal of the Korean Society of Laryngology, Phoniatrics and Logopedics
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    • v.30 no.1
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    • pp.39-47
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    • 2019
  • Background and Objectives : Pediatric vocal health problems are relatively common. However, it is not yet well studied whether uniform diagnosis and treatment is done properly in South Korea. The purpose of this study was to investigate the methods that the Korean speech therapists use to diagnose and treat pediatric voice problem. Materials and Method : An anonymous online questionnaire was administered to 32 speech language therapists registered at the Korean laryngeal speech linguistics society detailing demographics, employment institution, general management of pediatric patients with vocal problem including assessment and treatment procedures. Results : Current practice patterns were analyzed on 32 speech language therapists providing services in South Korea mostly working at tertiary university hospital. One third of pediatric patients were assessed without proceeding to treatment. One fifth of patients were treated without assessment. Perceptual assessment was the main pretreatment assessment methods used. Treatment was done in the following order : Voice rest, SOVT, yawn-sigh and resonant voice. Post-treatment evaluation was used in the following order : Instrumental assessment, clinical judgment, and recording comparison. Conclusion : Speech language therapists practice in South Korea mostly follows the ASHA practice guidelines. However, there are still great amount of cases in which only the evaluation was done without appropriate treatment. Further research is needed to make SPLs more systematic and efficient for evaluating and treating pediatric vocal patients.

Direct and Indirect Costs of Chronic Obstructive Pulmonary Disease in Korea

  • Kim, Changhwan;Kim, Younhee;Yang, Dong-Wook;Rhee, Chin Kook;Kim, Sung Kyoung;Hwang, Yong-Il;Park, Yong Bum;Lee, Young Mok;Jin, Seonglim;Park, Jinkyeong;Hahm, Cho-Rom;Park, Chang-Han;Park, So Yeon;Jung, Cheol Kweon;Kim, Yu-Il;Lee, Sang Haak;Yoon, Hyoung Kyu;Lee, Jin Hwa;Lim, Seong Yong;Yoo, Kwang Ha
    • Tuberculosis and Respiratory Diseases
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    • v.82 no.1
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    • pp.27-34
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    • 2019
  • Background: Understanding the burden of disease is important to establish cost-effective treatment strategies and to allocate healthcare resources appropriately. However, little reliable information is available regarding the overall economic burden imposed by chronic obstructive pulmonary disease (COPD) in Korea. Methods: This study is a multicenter observational research on the COPD burden in Korea. Total COPD costs were comprised of three categories: direct medical, direct non-medical, and indirect costs. For direct medical costs, institutional investigation was performed at 13 medical facilities mainly based on the claims data. For direct non-medical and indirect costs, site-based surveys were administered to the COPD patients during routine visits. Total costs were estimated using the COPD population defined in the recent report. Results: The estimated total costs were approximately 1,245 million US dollar (1,408 billion Korean won). Direct medical costs comprised approximately 20% of the total estimated costs. Of these, formal medical costs held more than 80%. As direct non-medical costs, nursing costs made up the largest percentage (39%) of the total estimated costs. Costs for COPD-related loss of productivity formed four fifths of indirect costs, and accounted for up to 33% of the total costs. Conclusion: This study shows for the first time the direct and indirect costs of COPD in Korea. The total costs were enormous, and the costs of nursing and lost productivity comprised approximately 70% of total costs. The results provide insight for an effective allocation of healthcare resources and to inform establishment of strategies to reduce national burden of COPD.

Intravenous patient-controlled analgesia hydromorphone combined with pregabalin for the treatment of postherpetic neuralgia: a multicenter, randomized controlled study

  • Huang, Ying;Xu, Chenjie;Zeng, Tao;Li, Zhongming;Xia, Yanzhi;Tao, Gaojian;Zhu, Tong;Lu, Lijuan;Li, Jing;Huang, Taiyuan;Huai, Hongbo;Ning, Benxiang;Ma, Chao;Wang, Xinxing;Chang, Yuhua;Mao, Peng;Lin, Jian
    • The Korean Journal of Pain
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    • v.34 no.2
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    • pp.210-216
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    • 2021
  • Background: Postherpetic neuralgia (PHN) is the most common complication of acute herpes zoster. The treatment of PHN remains a challenge for clinical pain management. Despite the effectiveness of anticonvulsants, antidepressants, and lidocaine patches in reducing PHN, many patients still face intractable pain disorders. In this randomized controlled study, we evaluated whether hydromorphone through intravenous patient-controlled analgesia (IV PCA) was effective in relieving PHN. Methods: Patients with PHN were randomly divided into two groups, one group received oral pregabalin with IV normal saline, another group received oral pregabalin with additional IV PCA hydromorphone for two weeks. Efficacy was evaluated at 1, 4, and 12 weeks after the end of the treatments. Results: Two hundred and one patients were followed up for 12 weeks. After treatment, numerical rating scale (NRS) score of patients in the hydromorphone group was significantly lower than that of the control group, and the difference of NRS scores between the two groups was statistically significant at 4 and 12 weeks after treatment. The frequency of breakthrough pain in the hydromorphone group was significantly lower than that in the control group 1 and 4 weeks after treatment. After treatment, the quality of sleep in the hydromorphone group was significantly improved compared with the control group. The most common adverse reactions in the hydromorphone group were dizziness and nausea, with no significant respiratory depression. Conclusions: IV PCA hydromorphone combined with oral pregabalin provides superior pain relief in patients with PHN, which is worthy of clinical application and promotion.

Effect of Non-contact Korean Medical Treatment for Patients Recovering at Home with Positive Coronavirus Disease 2019 Diagnostic Test Results at a Local Public Health Center: A Retrospective Chart Review (지역 보건소에서 시행한 코로나 바이러스 감염증-19 진단 검사상 양성인 재택치료 환자의 비대면 한의진료 효과: 후향적 차트 리뷰)

  • Jeon, Chaeheun;Choi, Daejun;Kim, Gyeongmuk;Kim, Hyejin;Leem, Jungtae;Chi, Gyoo-yong
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.36 no.4
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    • pp.130-137
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    • 2022
  • Due to the coronavirus disease 2019 (COVID-19) pandemic, appropriate management of sequelae and treatment of infectious symptoms became increasingly important healthcare issues. Although the practice guidelines and treatment cases based on the East Asian traditional medicine have been reported, there are rare studies on the use of Korean medicine in Korea. Therefore, this study aimed to present the progress of non-contact Korean medical treatment for infected patients at a local public health center using retrospective chart review. A total of 18 patients were prescribed with 5 days of herbal decoction and medicine extract covered by the national health insurance. With the questionnaire form, the progression and improvement of symptoms before and after treatment were evaluated using the numerical rating scale (NRS), and the treatment satisfaction and opinions were obtained. The symptoms such as cough (5.56±2.23 to 2.89±2.14), sputum (6.11±1,75 to 3.28±2.47), sore throat (6.06±2.70 to 1.47±1.62), anorexia (5.56±2.63 to 1.94±2.21), nausea (3.75±1.71 to 1.17±1.11), diarrhea (3.40±2.63 to 1.50±1.51), chest tightness (4.93±2.46 to 2.29±2.30) and fatigue (6.44±1.79 to 2.67±1.88) all improved according to the NRS, and the satisfaction with herbal medicine treatment on a 5-point Likert scale was 4.24±0.90. No side effects and adverse reactions were reported. Thereupon non-contact Korean medical treatment can be concluded that it effectively reduces the COVID-19 infection mild symptoms in restrictive extent. Since the retrospective data does not include a control group, the more confirmative data is needed by multicenter and large-scale controlled clinical study afterwards.

Cardiac Complications Associated with Eating Disorders in Children: A Multicenter Retrospective Study

  • Choi, So Yoon;Lee, Kyung Jae;Kim, Soon Chul;Lee, Eun Hye;Lee, Yoo Min;Kim, Yu-Bin;Yi, Dae Yong;Kim, Ju Young;Kang, Ben;Jang, Hyo-Jeong;Hong, Suk Jin;Choi, You Jin;Kim, Hyun Jin
    • Pediatric Gastroenterology, Hepatology & Nutrition
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    • v.25 no.5
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    • pp.432-440
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    • 2022
  • Purpose: Eating disorders often result in somatic complications, including cardiac abnormalities. Cardiac abnormalities may involve any part of the heart, including the cardiac conduction system, and can lead to sudden cardiac death. The current study aimed to evaluate the incidence of cardiac complications in pediatric patients with eating disorders and their associated factors. Methods: We retrospectively analyzed patients aged 10-18 years who were diagnosed with DSM-V (Diagnostic and Statistical Manual of Mental Disorder-V) eating disorders and underwent electrocardiography (ECG) and/or echocardiography between January 2015 and May 2020. Results: In total, 127 patients were included, of whom 113 (89.0%) were female. The median body mass index (BMI) was 15.05±3.69 kg/m2. Overall, 74 patients (58.3%) had ECG abnormalities, with sinus bradycardia being the most common abnormality (91.9%). Patients with ECG abnormalities had significantly lower BMI (14.35±2.78 kg/m2 vs. 16.06± 4.55 kg/m2, p<0.001) than patients without ECG abnormalities, as well as lower phosphorus and higher cholesterol levels. Among the 46 patients who underwent echocardiographic evaluation, 23 (50.0%) had echocardiographic abnormalities, with pericardial effusion being the most common (60.9%). The median left ventricular mass (LVM) and ejection fraction were 67.97±21.25 g and 66.91±28.76%, respectively. LVM and BMI showed a positive correlation (r=0.604, p<0.001). After weight gain, the amount of pericardial effusion was reduced in 3 patients, and 30 patients presented with normal ECG findings. Conclusion: Cardiac abnormalities are relatively frequent in patients with eating disorders. Physicians should focus on this somatic complication and careful monitoring is required.

Fecal Calprotectin Levels Significantly Correlate with Polyp Size in Children and Adolescents with Juvenile Colorectal Polyps

  • Yu Bin Kim;Ju Young Kim;Sujin Choi;Yoo Min Lee;So Yoon Choi;Soon Chul Kim;Hyo-Jeong Jang;Yoon Lee;In Sook Jeong;Dae Yong Yi;Yunkoo Kang;Kyung Jae Lee;Byung-Ho Choe;Ben Kang
    • Pediatric Gastroenterology, Hepatology & Nutrition
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    • v.26 no.1
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    • pp.34-42
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    • 2023
  • Purpose: We aimed to investigate factors that correlate with fecal calprotectin (FC) levels in children and adolescents with colorectal polyps. Methods: Pediatric patients aged <19 years who underwent colonoscopic polypectomy for a juvenile polyps (JPs) and FC tests were simultaneously conducted in a multicenter, retrospective study. Baseline demographics, colonoscopic and histological findings, and laboratory tests, including FC levels, were investigated. Correlations between the factors were investigated, and linear regression analysis revealed factors that correlated with FC levels. FC levels measured after polypectomies were investigated and the FC levels pre- and post-polypectomies were compared. Results: A total of 33 patients were included in the study. According to Pearson correlation analysis, the polyp size was the only factor that showed a statistically significant correlation with FC levels (r=0.75, p<0.001). Furthermore, according to the multivariate linear regression analysis, polyp size was the only factor that showed a statistically significant correlation with FC levels (adjusted R2=0.5718, β=73.62, p<0.001). The median FC level was 400 mg/kg (interquartile range [IQR], 141.6-1,000 mg/kg), and the median polyp size was 14 mm (IQR, 9-20 mm). Nineteen patients underwent post-polypectomy FC tests. FC levels showed a significant decrease after polypectomy from a median of 445.2 mg/kg (IQR, 225-1,000) to 26.5 mg/kg (11.5-51) (p<0.001). Conclusion: FC levels significantly correlated with polyp size in children and adolescents with JPs.

Severity of grinder injuries and related factors compared with other high-rotation cutting tool injuries: a multicenter retrospective study from 2011 to 2018

  • Juni Song;Yang Bin Jeon;Jae Ho Jang;Jin Seong Cho;Jae Yeon Choi;Woo Sung Choi
    • Journal of Trauma and Injury
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    • v.36 no.1
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    • pp.32-38
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    • 2023
  • Purpose: This study aimed to identify the characteristics of patients injured by high-rotation cutting tools and the factors related to the severity of their injuries. Methods: Adult patients (≥18 years), who presented to the emergency department (ED) after a high-rotation cutting tool injury and who were registered in the Korean Emergency Department-based Injury In-Depth Surveillance (2011-2018) database, were included. Patients' demographic characteristics, injury-related factors, and Injury Severity Scores were collected. All included cases were categorized into two groups according to the tool that caused the injury: grinder versus nongrinder. The characteristics of the two groups were compared, and the factors associated with the severity of injuries were investigated. Results: Among 8,697 ED visits, 4,603 patients had been using a grinder and 4,094 had been using a nongrinder tool. The most frequently injured body part while using a grinder was the hand (46.4%), followed by the head (23.0%). While using a nongrinder tool, the most frequently injured body part was also the hand (64.0%), followed by the lower leg (11.4%). The odds of a severe injury were affected by patient age (odds ratio [OR], 1.024; 95% confidence interval [CI], 1.020-1.028) and using a grinder (OR, 2.073; 95% CI, 1.877-2.290). The odds of a severe injury using a grinder were higher in arm injuries (OR, 1.60; 95% CI, 1.40-1.83) and multiple-part injuries (OR, 1.998; 95% CI, 1.639-2.437). The odds of a severe injury using a grinder were lower for head injuries (OR, 0.481; 95% CI, 0.297-0.781). Conclusions: Injuries from grinders were more likely to affect the head and neck than nongrinder injuries, despite the lower severity. The current lack of regulations on grinders in occupational safety and health standards warrants relevant legislation and the development of applicable safety equipment.

Quantitative Research Trends for Critical Care Survivors' Health related Quality of Life after Intensive Care Unit Discharge (중환자실 생존 환자의 퇴원 후 건강관련 삶의 질에 관한 국내·외 양적연구 동향)

  • Son, Youn-Jung;Song, Hyo-Suk
    • Asia-pacific Journal of Multimedia Services Convergent with Art, Humanities, and Sociology
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    • v.6 no.12
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    • pp.55-67
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    • 2016
  • Purpose: The aims of this were to analyse the quantitative research trends and describe the factors influencing health related to quality of life (HRQoL) and instruments used to HRQoL after Intensive care units (ICU) discharge. Methods: This study were included 84 published papers regarding HRQoL after ICU discharge from initial data to December 2015. Results: The majority of papers were performed abroad. Only 4 papers with regard to HRQoL of ICU survivors were performed by nurses. 36 studies (42.8%) were used to measure HRQoL ICU survivors using the SF-36. 29 studies (34.5%) were used to measure HRQoL at 3~6 months after ICU discharge. Older age, longer length of stay at ICU, severity of illness, anxiety and depression were main risk factors to lower HRQoL in ICU patients. Conclusions: This study provides a better understanding of quality of life follwing critical illness. Therefore, further stduy is needed to develop patient centered intervention considered patients'health status and recovery phase. Additionally, large prospective multicenter cohort studies should be required.

Type 3 Gastric Neuroendocrine Neoplasm Clinical Features: A Multicenter Study in Korea

  • Kyong Joo Lee;Hee Man Kim;Sang Kil Lee;Ho Sun Choi;Jie-Hyun Kim;Seun Ja Park;Sung Chul Park;Byung Ik Jang;Jin Tae Jung;Tae Joo Jeon;Jong Hun Lee ;Jae Kyu Sung;Semi Park;Yoon Jae Kim;Jae Hee Cho
    • Journal of Digestive Cancer Research
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    • v.5 no.2
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    • pp.86-90
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    • 2017
  • Background: The aim of this study was to investigate clinicopathologic features of type 3 gastric neuroendocrine neoplasm (NEN) by treatment modality. Methods: The Korean Society of Gastrointestinal Cancer conducted the Korean Gastroenteropancreatic Neuroendocrine Tumor Registry, a retrospective registry database of gastroenteropancreatic neuroendocrine tumors from 16 hospitals in Korea. The normal serum gastrin level range was defined as <100 pg/mL, and gastric NEN patients with normal gastrin level were selected for analysis. Results: Among 358 patients with gastric NEN, 21 (5.9%) patients were classified with type 3 gastric NEN. The median age was 53 years (range 30-74). According to the WHO 2010 classification, 13 (61.9%) patients had grade 1, and 8 (38.1%) patients had grade 2 or 3. Endoscopic treatment was performed in 14 (66.7%) patients, and surgery was performed in 7 (33.3%) patients. The tumor size was smaller in the endoscopic treatment group than in the surgery group (0.6 cm vs 1.3 cm, p=0.006). After treatment, there was one recurrence in the surgery group. Conclusion: In small size Type 3 gastric NEN, endoscopic treatment was associated with a good prognosis, compared to surgery. Thus, endoscopic treatment can be used an alternative modality in selected cases of type 3 gastric NEN.

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