• PNF and Movement
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• v.17 no.3
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• pp.487-497
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• 2019

Purpose: This tutorial review investigated the effect of prior fatigue and passive stretches on eccentric contraction-induced muscle injuries, as well as the underlying mechanisms of eccentric contraction-related injuries. Methods: Contraction-induced muscle damage is the most common disabling problem in sports and routines. The mechanisms underlying the pathology and prevention of muscle damage lessened by prior fatigue or stretches are critical in assessing musculoskeletal injuries. Even though there are treatments to reduce eccentric contraction-induced muscle injuries, fatigue negatively influences them. Therefore, we reviewed previous studies on eccentric contraction-induced muscle injuries with prior treatments using the MEDLINE and PubMed databases. Results: Prior passive stretching had a preventative and therapeutic effect, but prior lengthening contractions did not. On the other hand, prior isometric contractions involving relatively small forces may not provide a sufficient stimulus to induce protection. As a result, high force isometric contractions may be necessary. The studies supported the positive effects of prior fatigue, concluding that it was a factor in determining the amount of damage caused by eccentric exercise. This was due to a reduction in force and increased temperature. Studies that did not support the positive effects of prior fatigue concluded that a shift in optimal length to a longer length and reduced energy absorption during lengthening are evidence that fatigue is not related to muscle injuries induced by lengthening. Conclusion: The variability of the experiment models, conditions, muscles, and treatment methods make it necessary to interpret the conditions of previous studies carefully and draw conclusions without making direct comparisons. Thus, additional studies should be carefully conducted to investigate the positive effect of fatigue on lengthening.

• Journal of Korean Medicine Rehabilitation
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• v.28 no.4
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• pp.11-20
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• 2018

Objectives To systematically explore the effects of acupuncture treatment for rotator cuff disorders and review the clinical trials. Methods We searched 9 electronic databases (PubMed, Cochrane central, Embase, China National Knowledge Infrastructure [CNKI], Korea Institute of Science and Technology Information [KISTI], National Digital Science Library [NDSL], Korean studies Information Service System [KISS], Research Information Sharing Service [RISS], Oriental Medicine Advanced Searching Integrated System [OASIS]) to find randomized controlled trials that used acupunture treatment for rotator cuff disorders. We assessed the designs of the randomized controlled trials and the method of acupuncture treatment according to the Standards for Reporting Interventions in Clinical Trials of Acupuncture (STRICTA). The methodological quality of randomized controlled trials were assessed using the Cochrane Risk of Bias (RoB) tool. Results Total 5 trials were reviewed. 4 out of 5 randomized clinical trials reported meaningful effects of acupuncture treatments compared to control group. However risk of bias seemed high. Conclusions Although the results suggest that acupuncture treatment has favorable effects for rotator cuff disorders, most of the studies included methodologically high risk of bias. Thus, well designed randomized clinical trials which evaluate the effects of acupuncture treatment for rotator cuff disorders should be encouraged.

• Safety and Health at Work
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• v.8 no.4
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• pp.337-342
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• 2017

Background: Workplace violence (WPV) against healthcare workers (HCWs) employed in psychiatric inpatient wards is a serious occupational issue that involves both staff and patients; the consequences of WPV may include increased service costs and lower standards of care. The purpose of this review was to evaluate which topics have been focused on in the literature and which are new in approaching the concern of patient violence against HCWs employed in psychiatric inpatient wards, in the past 20 years. Methods: We searched for publications in PubMed and Web of Science using selected keywords. Each article was reviewed and categorized into one or more of the following four categories based on its subject matter: risk assessment, risk management, occurrence rates, and physical/nonphysical consequences. Results: Our search resulted in a total of 64 publications that matched our inclusion criteria. The topics discussed, in order of frequency (from highest to lowest), were as follows: "risk assessment," "risk management," "occurrence rates," and "physical/nonphysical consequences." Schizophrenia, young age, alcohol use, drug misuse, a history of violence, and hostile-dominant interpersonal styles were found to be the predictors of patients' violence. Conclusion: Risk assessment of violence by patients appeared the way to effectively minimize the occurrence of WPV and, consequently, to better protect mental HCWs. We found paucity of data regarding psychologic sequelae of WPV. According to these findings, we suggest the need to better investigate the psychologic consequences of WPV, with the aim of checking the effective interventions to assist HCW victims of violence and to prevent psychologic illness.

• The Korean Journal of Nuclear Medicine
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• v.16 no.1
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• pp.49-54
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• 1982

For this study, the authors obtained and examined anterior views of the liver and spleen in two different positions, upright and supine, of 39 normal subjects and 20 patients with hepaticpathology by means of $^{99m}Tc-colloid$ and gamma camera. This examination confirms the following findings. In general, it is shown, left lobe of the liver in upright position becomes longer in height than in supine position, while the distance between lateral margin of the liver and that of the spleen becomes father in with in supine position than in upright position. The upper margin of liver moves more downward in upright position than in supine. It is noticeable that as for 5 cases with severe chronic liver disease, there is minimal alteration of the liver shape between in two positions. The comparison of the both positions for the better liver scan shows the following finding. Prominent caudate and/or left lobe are marked in the upright position in 16 cases out of the total 59, while none is found in the supine. The false cold area in lower part of the liver disappears in 7 cases in the upright position, while only one shows the disappeance of the false cold area in the supine. Left liver margin due to close contact of spleen is blurred in 3 cases in the upright position. In total 23 cases out of 59 support that the upright position is better for the liver scan, while only 4 cases support the supine position is better. These findings support two assumptions. One is that upright view can bo expected more improved resoluton than supine view for liver scan. Second is that minimal change of the liver shape in both views indicate the serious abnormality in the liver.

• Elastomers and Composites
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• v.33 no.4
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• pp.267-273
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• 1998

Isocyante terminated urethane prepolymers were synthesized by the reaction of 4,4'-dimethyl phenyldiisocyanate(MDI) and ester type polyols such as ethylene glycol/ butanediol adipate(EBA), neopentylglycol/butanediol adipate (NBA) and hexanediol adipate (HA) . All of the NCO-terminated urethane prepolymers are solid at room temperature, but they become mobile enough to be disposed onto a substrate upon heating about $80^{\circ}C$. Subsequently, they are solidified and cured through the reaction with moisture. Tensile behavior of the ore-thane hotmelt exhibits characteristic features depending on the type of polyol. The adhesive strength determined by single lap shear joint is higher in order of HA, NBA and EBA based ore thane hotmelt, which can be correlated with the magnitude of breaking energy of the cured films. The failure mode are cohesive for all cases and the adhesive strength increases as the test is performed faster. This indicates that the strength of the adhesive joint is primarily dependent upon the bulk properties of the adhesives.

• PNF and Movement
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• v.18 no.1
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• pp.143-154
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• 2020

Purpose: This study aimed to investigate the current and future status of Parkinson's disease rehabilitation service in Busan. Methods: A literature search of domestic journals was conducted using the keywords "Parkinson's", "exercise", "rehabilitation", and "physical therapy". The chosen databases were Research Information Sharing Service (RISS), e-articles, and Korean studies Information Service System (KISS). International literature was searched in PubMed, Pedro, DOI, Publisher, CINAHL (EBSCOhost), and PsycINFO using the same combination of keywords. Results: The results of this study showed that 33 medical institutions provide Parkinson's disease rehabilitation service and five do not. Regarding the composition of Parkinson's disease rehabilitation teams, 15 medical institutions provide physical therapy, occupational therapy, and speech therapy as their rehabilitation program, 15 medical institutions provide physical therapy and occupational therapy, and three provide only physical therapy. The study found that muscle-strengthening, flexibility, endurance, and balance exercises were commonly provided in all 33 medical institutions for Parkinson's disease. Additional exercises were provided in only three medical institutions. The frequency was five times a week in 20 medical institutions. Conclusion: Medical institutions located in Busan provide a variety of Parkinson's disease rehabilitation services, not only in general hospitals but also in multiple medical institutions, although the composition of their Parkinson's disease rehabilitation teams and the frequency of treatment vary.

• The Journal of Pediatrics of Korean Medicine
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• v.35 no.3
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• pp.53-66
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• 2021

Objective The purpose of this study is to evaluate whether herbal bath shortens the duration of pediatric fever. Methods Databases, such as Medline, EMBASE, Cochrane library, OASIS, KISS, KMBASE, CNKI, Wanfang Med Online were used to search randomized controlled trials. Those trials that included children younger than 18-year-old were evaluated for the clinical efficacy of herbal bath in fever by analyzing 'body temperature (BT) drop start time' and 'time to return to normal BT'. Results 12 studies or 1306 participants were analyzed in the study. When applying herbal bath in combination with the controlled treatment, 'BT drop start time' was decreased by 0.11 hours, and 'time to return to normal BT' was decreased by 10.94 hours compared to the controlled group. When comparing herbal bath with tepid bath, 'time to return to normal BT' was reduced by 8.19 hours in herbal bath group. In regards to safety, 3 studies out of 12 studies mentioned about its adverse events: 2 studies did not have any adverse events, and a minor needle-shaped bleeding had occurred in one of the studies. Conclusion Use of herbal bath as a treatment of fever in children was associated with shortened duration of fever. However, cautious interpretation is necessary due to its limited safety data.

• Safety and Health at Work
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• v.12 no.4
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• pp.536-543
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• 2021

Background: Sickness absenteeism is an area of concern in nursing and is more concerning given the recent impacts of the COVID-19 pandemic on healthcare. This study is one of two meta-analyses that examined sickness absenteeism in nursing. In this study, we examined demographic, lifestyle, and physical health predictors. Methods: We reviewed five databases (CINAHL, ProQuest Allied, ProQuest database theses, PsycINFO, and PubMed) for our search. We registered the systematic review (CRD de-identified) and followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses. Additionally, we used the Population/Intervention/Comparison/Outcome Tool to improve our searches. Results: Following quality testing, 17 articles were used for quantitative synthesis. Female employees were at higher risks of sickness absenteeism than their male counterparts (OR = 1.73; 95% CI: 1.33-2.25). Nursing staff who rated their health as poor had a greater likelihood of experiencing sickness absence (OR = 1.38; 95% CI: 1.19-1.60). Also, previous sick leave predicted future leaves (OR = 3.35; 95% CI: 1.37-8.19). Moreover, experiencing musculoskeletal pain (OR = 2.41 95% CI: 1.77-3.27) increased the likelihood of sickness absence with greater odds when it is a back pain (OR = 3.05; 95% CI: 1.66-5.62). Increased age, physical activity, and sleep were not associated with sick leave. Conclusion: Several variables were statistically associated with the occurrence of sickness absenteeism. One primary concern is the limited research in this area despite alarming rates of sick leave in healthcare. More research is required to identify predictors of sickness absence, and thereby, implement preventative measures.

• Journal of dental hygiene science
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• v.19 no.1
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• pp.9-22
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• 2019

Background: The purpose of this systematic review was to investigate the effects of topical fluoride gel application on dental caries prevention in the permanent teeth of children and adolescents. Methods: We searched the EMBASE, PubMed, and Cochrane Library databases for randomized controlled trials (RCTs) assessing the effects of self-applied or professionally applied topical fluoride gels in patients <18 years of age; the search was completed on April 1, 2018. All included trials involved an experimental group (fluoride gel application) and a control group (placebo or no treatment). The outcome measures were the D(M)FS and D(M)FT indices, which were compared between the two groups. Review Manager software was used for quantitative synthesis of the final selected articles, and a forest plot was generated via a meta-analysis conducted using a random effects model. Results: The results showed that the D(M)FS and D(M)FT indices were lower in the fluoride application group than in the control group, thus indicating that fluoride gel application was effective in dental caries prevention. We also performed a subgroup analysis to determine whether the effects of fluoride application differed if patients received oral prophylaxis (self or professional) before fluoride gel application. Therefore, the two groups showed slightly larger differences when studies without oral prophylaxis before fluoride gel application were considered; however, the difference was not statistically significant. Conclusion: These findings should be utilized to raise awareness about the caries-prevention effects of topical fluoride application among patients and guardians. Further RCTs should evaluate the effects of fluoride application with or without preceding oral prophylaxis, and appropriate fluoride application guidelines should be developed to maximize the effects of fluoride application in clinical practice.

• Perspectives in Nursing Science
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• v.16 no.1
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• pp.35-44
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• 2019

Purpose: The aim of this study is to analyze the characteristics of family interventions based on a philosophy of family-centered care conducted in neonatal intensive care units through an integrative literature review. Methods: We searched the PubMed, CINAHL, RISS, KISS, and DBpia databases; a total of 20 studies, published between January 2013 and May 2018, was selected according to our criteria. Results: Mothers accounted for a greater proportion of participants in family interventions than did fathers. Family interventions described in the studies were categorized into four educational and sixteen non-educational interventions. Among non-educational interventions, skin-to-skin-contact interventions, such as kangaroo care, accounted for the highest proportion. Only one paper employed a theoretical framework. Conclusion: More family interventions based on theoretical frameworks should be conducted as these frameworks serve as guidelines for nursing research. As the stress patterns experienced by parents in neonatal intensive care units showed gender differences, more programs tailored for fathers are needed. Moreover, further research should be conducted to evaluate feasibility as an outcome variable, and studies of family interventions based on a philosophy of family-centered care should be performed more actively in the neonatal intensive care units in Korea.