The journal of nursing research : JNR最新文献

{"title":"Insights to Advocate for Positive Work Environments for Nurses.","authors":"Bih-O Lee","doi":"10.1097/jnr.0000000000000648","DOIUrl":"10.1097/jnr.0000000000000648","url":null,"abstract":"","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":"32 6","pages":"e355"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142735464","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Post-COVID Nursing Workforce Crisis.","authors":"Jing-Jy Wang","doi":"10.1097/jnr.0000000000000637","DOIUrl":"10.1097/jnr.0000000000000637","url":null,"abstract":"","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":"32 5","pages":"e344"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142607892","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"New Nurse Turnover Intention and Related Factors in Japan and China: Focusing on Nursing Practice Environment and Burnout.","authors":"Dan Jiang, Junko Kira","doi":"10.1097/jnr.0000000000000636","DOIUrl":"10.1097/jnr.0000000000000636","url":null,"abstract":"<p><strong>Background: </strong>With rapidly declining birth rates and aging populations worldwide, the demand for nursing care has increased in recent years. High turnover, an important cause of nurse staffing shortages, directly affects the quality of nursing care. However, no comparison studies on turnover intention in East Asia have been published.</p><p><strong>Purpose: </strong>The purpose of this study was to clarify the relationships among turnover intention, the work environment, and related factors among new nurses in Japan and China.</p><p><strong>Methods: </strong>A self-administered questionnaire survey was used to collect data from nurses employed for < 2 years. This questionnaire included participant characteristics, assessment of desire to become a nurse at the start of employment, current turnover intention, the Practice Environment Scale of the Nursing Work Index, and the Maslach Burnout Inventory-Human Services Survey. The relationship between current turnover intention and, respectively, number of hospital beds, strength of desire to become a nurse at the start of employment, level of participation in hospital affairs, emotional exhaustion (EE), personal achievement, and demographic variables was assessed.</p><p><strong>Results: </strong>The number of nurses who intended to leave the hospital was higher in Japan (74.1%) than in China (42.4%). However, of those expressing intention to leave, 46.6% of the nurses in China and only 5.0% of those in Japan indicated intention to quit the nursing profession altogether. In Japan, collegial nurse-physician relations and EE were related to turnover intention, whereas in China, number of hospital beds, strength of desire to become a nurse at the start of employment, participation in hospital affairs, EE, and personal achievement were all related to turnover intention.</p><p><strong>Conclusions: </strong>To enhance retention and reduce turnover intention among nurses, the strength of desire to become a nurse in China and the nurse-physician relationship and EE in Japan should be taken into particular consideration when designing retention strategies and nurse education programs.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":" ","pages":"e346"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142368123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Trends and Factors Affecting Functional Limitations on Activities of Daily Living Performance Among Korean Adults With Disabilities, 2008-2020: A Longitudinal Study.","authors":"Eunmi Oh, Van Cuong Nguyen, SeolHwa Moon, Rina Choi, Gwi-Ryung Son Hong","doi":"10.1097/jnr.0000000000000634","DOIUrl":"10.1097/jnr.0000000000000634","url":null,"abstract":"<p><strong>Background: </strong>Loss of the ability to perform activities of daily living (ADLs) leads to negative health outcomes such as reduced quality of life, institutionalization, and mortality. In Korea, the proportion of older adults with disabilities is increasing along with rapid population aging. Therefore, providing a comprehensive approach to the prevention and management of ADL limitations in people with disabilities is necessary. This can be accomplished by understanding the trends and factors affecting these limitations over time.</p><p><strong>Purpose: </strong>This study was developed to examine the longitudinal trend and factors affecting ADL limitations over time among people with disabilities in Korea.</p><p><strong>Methods: </strong>Data from 346 people with disabilities in the 2008-2020 Korean Welfare Panel Study were used. Bivariate analysis and a Kendall trend test were performed to determine the longitudinal trends for ADL limitations, and multiple logistic regression was used to evaluate whether relevant variables could predict these limitations.</p><p><strong>Results: </strong>The prevalence of ADL limitations among people with disabilities increased by 16.5% over the 12 years of the study. The highest rate of increase in these limitations over time was found in people with mental disorders (27.8%), those over 65 years of age (27.3%), and those with depression (25.6%). In multiple logistic regression, the odds ratios of the variables were slightly different at each survey wave. However, severe disability and low educational level were consistently found to be associated with ADL limitations over time.</p><p><strong>Conclusions: </strong>The findings provide evidence of a significant relationship between level of disability and/or educational status and ADL limitations in people with disabilities in Korea. To prevent the development of ADL limitations in people with disabilities, comprehensive identification of longitudinal trends and factors affecting ADL limitations is necessary. Early intervention, including integrated services such as home rehabilitation services to prevent ADL limitations, especially for disabled people with severe disabilities and low educational levels, has the potential to delay ADL limitations.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":"32 5","pages":"e351"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142607819","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Suicidality Trajectory, Hopelessness, Resilience, and Self-Efficacy Among Patients With Treatment-Resistant Depression in Vietnam.","authors":"Thi Thu Huong Pham, Chia-Yi Wu, Ming-Been Lee, Van Tuan Nguyen, Thi Thu Hien Pham, Thanh Tung Dang, Son Tung Vu, Thi Son Nguyen","doi":"10.1097/jnr.0000000000000630","DOIUrl":"10.1097/jnr.0000000000000630","url":null,"abstract":"<p><strong>Background: </strong>Patients with treatment-resistant depression (TRD) have higher rates of suicidal ideation and a higher suicide attempt prevalence than patients with other types of depression.</p><p><strong>Purpose: </strong>This study was designed to study the suicidality trajectory and relationships between hopelessness, resilient coping, and self-efficacy, respectively, and suicidal ideation and suicide attempts in patients with TRD during hospitalization and at 3 months after discharge.</p><p><strong>Methods: </strong>A longitudinal survey of 53 psychiatric inpatients with TRD was conducted. Suicidality, hopelessness, resilient coping, self-reported medication adherence, and self-efficacy were assessed at Weeks 1 and 2 (T0 and T1) after hospitalization and Week 1 and Months 1 and 3 after discharge. Data were analyzed using a Cox regression model.</p><p><strong>Results: </strong>Suicidality varied across the five time points, with a downward trend observed between T0 and T1 (reflecting the initial effects of inpatient treatment) and an upward trend observed across the 3-month follow-up. Antidepressant overdose was the most common method used for suicide. The risk of high suicidal ideation during follow-up was 1.63, 2.63, and 1.14 times higher, respectively, in participants with a high level of hopelessness, low level of resilient coping, and low self-efficacy. Also, having a higher level of hopelessness and being younger in age increased the risk of attempting suicide by 3.07 times and over 6 times, respectively, compared to older participants.</p><p><strong>Conclusions/implication for practice: </strong>Suicidality was shown to fluctuate between the in-hospital treatment phase and the first 3 months following discharge in this sample of patients with TRD. Younger age, feelings of hopelessness, low resilience, and low self-efficacy were the top four factors contributing to postdischarge suicide risk. These findings highlight the need for regular patient monitoring and assessment to identify those with TRD who are at high risk of suicide as well as the importance of focusing on hopelessness, resilience, and self-efficacy as predictors of suicide ideation and attempts. Nurses should help patients with TRD, especially those who are younger, and improve and maintain their hope, resilience, and self-efficacy both during hospitalization and shortly after discharge.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":"32 5","pages":"e350"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142607893","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Dementia Training for Nurses in Acute Care Settings: Impacts and Barriers.","authors":"Pei-Chao Lin, Shao-Yun Hsu, Chang-Chun Chen, Shu-Fen Wung","doi":"10.1097/jnr.0000000000000633","DOIUrl":"10.1097/jnr.0000000000000633","url":null,"abstract":"<p><strong>Background: </strong>The provision of consistent, high-quality dementia care training for healthcare professionals in acute care hospital settings has been largely overlooked until recent years.</p><p><strong>Purpose: </strong>This study was designed to investigate the effect of current healthcare professional dementia care training courses on related knowledge, attitudes, and self-efficacy in hospital nurses and to understand their training-related experiences, willingness, and perceived barriers.</p><p><strong>Methods: </strong>Using a cross-sectional design, 201 nurses were recruited from a teaching medical center in Taiwan. A questionnaire was developed by the researchers to evaluate knowledge, attitudes, and self-efficacy related to caring for people with dementia and to elucidate participant experiences and preferences regarding dementia care training courses. Five academic and clinical dementia care experts held three content validity evaluation rounds for the developed questionnaire. Inferential statistics were used to compare the knowledge, attitudes, and self-efficacy related to caring for people with dementia between participants who had and had not attended a dementia care training course.</p><p><strong>Results: </strong>Nearly all (96.5%) of the participants had prior experience caring for people with dementia, but only 25.9% and 7.0% respectively reported haven taken basic and advanced healthcare professional dementia care training courses. Those who had taken either the basic or advanced course earned higher mean knowledge scores than those who had taken neither ( p = .009 and p = .027, respectively). Time constraints and scheduling conflicts were identified as the major barriers to attending dementia care training ( n = 164, 81.6%).</p><p><strong>Conclusions/implications for practice: </strong>The participants who had attended either the basic or advanced healthcare professional dementia care training course were found to have better dementia care knowledge than those who had not. Stakeholders should work to further reduce the barriers faced by nurses to attending essential dementia care training.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":" ","pages":"e352"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142335608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Association Between Social Jetlag and Components of Metabolic Syndrome: A Systematic Review and Meta-Analysis.","authors":"Mei-Yu Lin, Yi-No Kang, Renny Wulan Apriliyasari, Pei-Shan Tsai","doi":"10.1097/jnr.0000000000000628","DOIUrl":"10.1097/jnr.0000000000000628","url":null,"abstract":"<p><strong>Background: </strong>A mismatch between biological and social time, often referred to as social jetlag (SJL), can lead to inadequate sleep and activities or taking meals at times that do not align with our biological rhythms, increasing the risk of metabolic abnormalities. Although the association between sleep and metabolic syndrome (MetS) is well established, the effects of SJL on MetS and the components of MetS in adults remain unclear.</p><p><strong>Purpose: </strong>This study was designed to explore the relationship between SJL and MetS components in adults.</p><p><strong>Methods: </strong>A systematic review and meta-analysis was conducted on studies registered in PubMed, Cochrane, Web of Science, and Embase between the inception of each database until November 15, 2023. We focused on studies designed to evaluate the relationship between SJL and either MetS or its components. Only studies using cross-sectional, prospective, or retrospective designs were considered for inclusion. The relationship between SJL and MetS was depicted as an odds ratio with a corresponding 95% confidence interval (CI). We determined the mean differences and 95% CIs to estimate the associations between SJL and MetS components. The Joanna Briggs Institute Critical Appraisal Checklist was used to evaluate the methodological rigor of the selected studies. Data were analyzed using RevMan software Version 5.4.</p><p><strong>Results: </strong>The systematic review included 16 studies, with five analyzed via a meta-analysis covering four outcomes, each based on two to three studies. When comparing SJL of less than 1 hour with SJL of 2 hours or more, the latter showed a higher likelihood of MetS (pooled odds ratio: 1.52). Although a significant decrease in systolic blood pressure (pooled mean differences = -3.52 mmHg, 95% CI [-6.41, -0.64]) and a significant increase in waist circumference (pooled mean differences = 2.17 cm, 95% CI [0.61, 3.73]) were observed, the correlation between SJL and diastolic blood pressure failed to reach statistical significance.</p><p><strong>Conclusions/implications for practice: </strong>The meta-analysis conducted in this study found an association between SJL and MetS. Healthcare practitioners should prioritize the management of sleep quality and duration, especially for individuals exhibiting substantial SJL. Improving sleep can aid in controlling blood pressure and managing weight and should form part of MetS management strategies.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":" ","pages":"e354"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142001665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Nursing Work Engagement, Professional Quality of Life, and Intent to Leave: A Structural Equation Modeling Pathway Analysis.","authors":"Holly Wei, Yan Cao, Quinton Carroll, Aaron Wei, Sherry Richardson, Tricia Nwokocha, Jennifer McIntosh, Sonya Renae Hardin","doi":"10.1097/jnr.0000000000000632","DOIUrl":"10.1097/jnr.0000000000000632","url":null,"abstract":"<p><strong>Background: </strong>Work engagement, professional quality of life (ProQOL), and intent to leave (ITL) significantly impact organizational behaviors and outcomes. Understanding the complex interrelationships among nurse work engagement, ProQOL, and ITL is essential for improving nurse retention, job satisfaction, and patient outcomes. In previous investigations, work engagement, ProQOL, and ITL relationships have primarily been analyzed individually. A more integrated approach is needed to gain a comprehensive understanding of these factors in the nursing profession.</p><p><strong>Purpose: </strong>This study was designed to evaluate the interrelationships among work engagement, ProQOL (compassion satisfaction [CS], burnout, and secondary traumatic stress [STS]), and ITL in nurses using structural equation modeling path analysis.</p><p><strong>Methods: </strong>This was a quantitative descriptive study. Data were collected from registered nurses in the United States ( n = 900) using the Utrecht Work Engagement Scale, the ProQOL-5 (CS, burnout, and STS), and a demographics datasheet (including a one-item ITL question). The proposed theoretical model, incorporating major constructs, was tested using structural equation modeling.</p><p><strong>Results: </strong>Level of work engagement in nurses impacts ITL through ProQOL. Among the mediating variables, burnout (0.31) had the largest total effect on ITL, followed by STS (0.12) and CS (-0.12). Burnout and STS were found to correlate with ITL directly, whereas CS was found to correlate with ITL indirectly.</p><p><strong>Conclusions: </strong>Promoting work engagement, addressing burnout and STS, and fostering CS can positively influence nurse retention and job satisfaction, ultimately improving patient care quality. Healthcare leaders and policymakers should implement strategies to enhance nurse engagement, reduce burnout, and cultivate compassion satisfaction to increase nurse retention and improve organizational outcomes.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":" ","pages":"e345"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142335609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Efficacy of High-Fidelity Telesimulation in Preparing Nursing Students for Emergency and Critical Patient Care: A Prospective Study.","authors":"Yi-Chi Peng, Hua-Shan Wu","doi":"10.1097/jnr.0000000000000631","DOIUrl":"10.1097/jnr.0000000000000631","url":null,"abstract":"<p><strong>Background: </strong>High-fidelity telesimulation can address the gap in nursing education caused by the pandemic by providing a simulated environment for students to practice skills that closely mimic real-life scenarios.</p><p><strong>Purpose: </strong>This study was designed to determine the effect of a high-fidelity telesimulation teaching program on emergency and critical patient care-related knowledge, self-confidence, and critical thinking skills in nursing students.</p><p><strong>Methods: </strong>This randomized, single-blind controlled study was conducted on a sample of 84 nursing students who were evaluated using pretest and posttest measurements. The participants were randomized into a control group ( n = 43) and an experimental group ( n = 41). The control group received an in-person traditional teaching program, and the experimental group was taught using a high-fidelity telesimulation program. During the high-fidelity telesimulation, synchronous online tutorial learning and telesimulation were conducted every 100 and 300 minutes. The experimental group program included a lecture, simulation teaching videos, and demonstrations related to endotracheal intubation, 12-lead electrocardiography, protective clothing, and hybrid telesimulation learning. In each subgroup, the students executed a single high-fidelity telesimulation scenario in which they were assigned individual roles. The students in the other subgroups served as observers and engaged in the synchronous online debriefing. Teaching efficacy was evaluated using an objective structured clinical examination and a questionnaire designed for emergency and critical patient care.</p><p><strong>Results: </strong>In the experimental group, levels of knowledge and self-confidence as well as critical thinking skills related to emergency and critical patient care were significantly higher than in the control group ( p < .05).</p><p><strong>Conclusions: </strong>High-fidelity telesimulation teaching is a feasible and reliable alternative to conventional in-person simulation for nursing students, particularly in situations where traditional clinical experiences are not possible.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":" ","pages":"e348"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142368034","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of a Smartphone App-Based Intervention on Rheumatoid Arthritis Self-Management Efficacy: A Randomized Controlled Trial.","authors":"Jung-Hua Shao, Kuang-Hui Yu, Yi-Chun Kao, Yen-Chiu Liang, Su-Hui Chen","doi":"10.1097/jnr.0000000000000638","DOIUrl":"10.1097/jnr.0000000000000638","url":null,"abstract":"<p><strong>Background: </strong>Self-management programs can help patients with rheumatoid arthritis develop strategies to address their disease-related problems. However, accessibility to traditional self-management programs is often limited.</p><p><strong>Purpose: </strong>This study was developed to assess the effectiveness, feasibility, and acceptability of a smartphone-delivered self-management program application (app) for adults with rheumatoid arthritis.</p><p><strong>Methods: </strong>A two-arm (intervention vs. control) randomized controlled trial was used. Adult patients with rheumatoid arthritis were recruited from the rheumatology departments of a medical center. Study enrollment capabilities were limited by current pandemic restrictions. The patients who met the inclusion criteria and agreed to participate (N = 46) were enrolled as participants and randomly assigned either to the intervention group (n = 25), which received instructions on the use of a smartphone app designed to facilitate the self-management of rheumatoid arthritis, or to the control group (n = 21), which received instructions on related self-management only. The outcome variables were assessed at baseline and at 8 and 12 weeks. Differences in between-group outcomes over time were analyzed using generalized estimating equations. Feasibility and acceptability were also evaluated. Data were collected between August 1, 2020, and July 31, 2022.</p><p><strong>Results: </strong>At baseline, no differences were detected between the two groups in terms of the demographic and disease characteristics of concern. Outcome measures for the intervention group improved significantly more than the control group for self-efficacy of pain at 8 weeks (B = 6.39, p < .05) and for both of self-efficacy of pain and self-management behavior at 12 weeks (B = 9.16, p < .05, and B = 4.25, p < .001, respectively). Factors related to app ease of use included limiting pop-ups and windows and having no time restrictions. Most of the participants reported the app as acceptable and easy to use, although challenges relating to using technology limited the usability of the app for some.</p><p><strong>Conclusions/implications for practice: </strong>The smartphone app was shown to improve self-efficacy of pain and self-management behaviors. However, an accurate assessment of the effectiveness of the app and generalizability of the findings is limited by the smaller-than-desired sample size due to the COVID-19 pandemic and technological challenges. A greater understanding of how to overcome technological challenges is needed to optimize the delivery of self-management programs via smartphone-based apps. Studies reevaluating this app on a larger sample size should be conducted.</p>","PeriodicalId":94242,"journal":{"name":"The journal of nursing research : JNR","volume":"32 5","pages":"e349"},"PeriodicalIF":0.0,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142607891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}