检索结果-南通市图书馆

A comparison of model choice strategies for logistic regression

在线全文

学校读者我要写书评

暂无评论

Journal of Data and Information Science 2024年第1期9卷 37-52页

作者： Markku Karhunen Built Environment Solutions unit Finnish Environment Institute(Syke)Latokartanonkaari 1100790 HelsinkiFinland

Purpose:The purpose of this study is to develop and compare model choice strategies in context of logistic *** choice means the choice of the covariates to be included in the ***/methodology/approach:The study is based on Monte Carlo *** methods are compared in terms of three measures of accuracy:specificity and two kinds of sensitivity.A loss function combining sensitivity and specificity is introduced and used for a final ***:The choice of method depends on how much the users emphasize sensitivity against *** also depends on the sample *** a typical logistic regression setting with a moderate sample size and a small to moderate effect size,either BIC,BICc or Lasso seems to be *** limitations:Numerical simulations cannot cover the whole range of data-generating processes occurring with real-world ***,more simulations are *** implications:Researchers can refer to these results if they believe that their data-generating process is somewhat similar to some of the scenarios presented in this ***,they could run their own simulations and calculate the loss ***/value:This is a systematic comparison of model choice algorithms and heuristics in context of logistic *** distinction between two types of sensitivity and a comparison based on a loss function are methodological novelties.

关键词： Model choice Logistic regression Logit regression Monte Carlo simulations Sensitivity Specificity

Wood use and forest management by Neolithic millet farmers at the Xinglong site,northern China

在线全文

学校读者我要写书评

暂无评论

Science China Earth Sciences 2024年第6期67卷 1910-1921页

作者： Hui SHEN Zhenwei QIU Keliang ZHAO Xinying ZHOU Xiaoqiang LI Key Laboratory of Vertebrate Evolution and human Origins Institute of Vertebrate Paleontology and PaleoanthropologyChinese Academy of SciencesBeijing 100044China National Museum of China Beijing 100006China University of Chinese Academy of Sciences Beijing 100049China

The origin and development of agriculture and its relationship with climate change are hotly debated topics among environmental *** this study,we analyzed wood charcoal materials from the Neolithic Xinglong site in northern China in order to understand the woody vegetation around the site and how early millet farmers shaped local *** results suggest that the area around the Xinglong sites during 8700-7000 yr BP was primarily woodlands,including Prunus sibirica shrubs,Ulmus and Acer forests,and Populus stands near *** 8000 to 7000 yr BP,the warm and humid climate probably contributed to the expansion of Acer,Rhamnus,and Juniperus,and may have facilitated the development of early millet *** these ancient wood fragments that we studied,the high percent of Prunus charcoal appears to indicate an abundance of fruit trees,which might have constituted the main component of local ***,the wood taxa illustrate the existence of a variety of ecological habitats,and it is logical to assume that people made full use of the locally available wood ***,Populus and Ulmus were the dominant sources of *** results of tree-ring curvature analyses indicate that people mainly collected trunks or large branches of Ulmus,Populus,Acer,and Juniperus *** interpret the increasing use of Prunus twigs and the declining percentage of Prunus charcoal in the period between 8000-7000 yr BP as indicating that people started to protect and manage wild fruit *** may have started pruning to acquire more food resources as part of the cultural responses and adaptation strategies employed by these early millet cultivators.

关键词： Xinglong site Wood charcoal Wood use Woodland management

Whole-Process People's Democracy Promotes human Rights

在线全文

学校读者我要写书评

暂无评论

China News Release 2024年第3期 30-33页

作者： Zhu Shanshan the Institute for human Rights of Southeast University

Democracy and human rights are intricately intertwined.A society’s inability to furnish avenues for public expression and inclusion in political decision-making renders political participation unattainable for its **... 详细信息

关键词： Whole development render

在线全文

学校读者我要写书评

暂无评论

PURSUING ADVANCEMENT

Beijing Review 2024年第12期67卷 24-25页

作者： Liu Zhiqiang the Institute for human Rights Guangzhou University

Xinjiang Uygur Autonomous Region is situated in northwest China and at the heart of the Eurasian *** ancient times,the vast region of today's Xinjiang has been home to multiple ethnic groups,different cultures and several *** has also been an important channel for exchange between civilizations of the East and the West,and was an important section of the ancient Silk Road,which linked China and Europe.

关键词： Xinjiang northwest situated

ACCESS TO ACHIEVEMENT

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Beijing Review 2024年第36期67卷 16-17页

作者： Wang Yanwen China Society for human Rights Studies

The history of human society is one of continuous quest for advancement,as we have sought to apply new knowledge and ways of doing things in pursuit of richer and more secure *** to this transformative process has bee... 详细信息

关键词： ACCESS knowledge pursuit

Characteristics and Risk Factors for Pediatric Sepsis

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Current Medical Science 2024年第3期44卷 648-656页

作者： Yong-bing ZHU Tong-lin LIU Qi DAI Shu-fan LIU Peng XIONG Hao HUANG Yi YUAN Tian-nan ZHANG Yu CHEN Department of Pediatric Intensive Care unit Tongji HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan430030China

Objective Sepsis is considered a major cause of health loss in children and had high mortality and ***,there is no reliable model for predicting the prognosis of pediatric patients with *** study aimed to analyze the clinical characteristics of sepsis in children and assess the risk factors associated with poor prognosis in pediatric sepsis patients to identify timely interventions and improve their *** This study analyzed the clinical indicators and laboratory results of septic patients hospitalized in the Pediatric Intensive Care unit of Tongji Hospital,Tongji Medical College,Huazhong University of Science and Technology,China,from January 1,2019,to December 31,*** factors for sepsis were identified by logistic regression *** A total of 355 children with sepsis were enrolled,with 333 children(93.8%)in the good prognosis group,and 22 children(6.2%)in the poor prognosis *** them,there were 255 patients(71.8%)in the sepsis group,and 100 patients(28.2%)in the severe sepsis *** length of hospital stay in the poor prognosis group was longer than that in the good prognosis group(P0.05),and the platelet(PLT),albumin(ALB),and hemoglobin(Hb)levels were lower in the poor prognosis group(P<0.01).The IL-8 levels in the severe sepsis group were higher than those in the sepsis group(P<0.05).Multiple logistic regression analysis suggested that lower Hb levels,ALB levels,peak PLT counts,and higher IL-1βlevels were independent risk factors for poor prognosis in children with *** Lower Hb,ALB,and PLT counts and elevated IL-1βare independent risk factors for poor prognosis in children with sepsis.

关键词： pediatric sepsis inflammation severity prognosis risk factors

Calcineurin inhibitors-related posterior reversible encephalopathy syndrome in liver transplant recipients: Three case reports and review of literature

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Hepatology 2024年第9期16卷 1297-1307页

作者： Yu Gong Department of Intensive Care unit Fudan University Affiliated Zhongshan HospitalShanghai 200032China

BACKGROUND Posterior reversible encephalopathy syndrome(PRES),characterized by acute neurological deterioration and extensive white matter lesions on T2-fluid attenuated inversion recovery magnetic resonance imaging(MRI),is increasingly associated with calcineurin inhibitors(CNI)-related *** diagnosis is crucial,as early intervention,including the modification or discontinuation of CNI therapy,strict blood pressure management,corticosteroid treatment,and supportive care can significantly improve patient outcomes and *** growing clinical recognition of CNI-related PRES underscores the importance of identifying and managing this condition in patients presenting with acute neurological *** SUMMARY This report describes three cases of liver transplant recipients who developed *** first case involves a 60-year-old woman who experienced seizures,aphasia,and hemiplegia on postoperative day(POD)9,with MRI revealing ischemic foci followed by extensive white matter *** replacing tacrolimus,her symptoms improved,and no significant MRI abnormalities were observed after three years of *** second case concerns a 54-year-old woman with autoimmune hepatitis who developed headaches,seizures,and extensive white matter demyelination on MRI on *** the switch to rapamycin and the initiation of corticosteroids,her symptoms resolved,and she was discharged on *** third case details a 60-year-old woman with hepatocellular carcinoma who developed PRES,evidenced by brain MRI abnormal-ities on *** to rapamycin and corticosteroid therapy led to her full recovery,and she was discharged on *** cases highlight the critical importance of early diagnosis,CNI modification,and stringent management in improving outcomes for liver transplant recipients with CNI related *** Clinical manifestations,combined with characteristic MRI findings,are crucial in diagnosing PRES among organ transplan

关键词： Posterior reversible encephalopathy syndrome Calcineurin inhibitors Liver transplantation Prognosis Case report

Corrigendum to ‘A novel STK11 gene mutation (c.388dupG,***130Glyfs∗33) in a Peutz-Jeghers family and evidence of higher gastric cancer susceptibility associated with alterations in STK11 region aa 107–170’ [Gene Dis (9) (2022) 288–291]

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Genes & Diseases 2024年第2期11卷 1082-1083页

作者： Giovanna Forte Filomena Cariola Katia De Marco Andrea Manghisi Filomena Anna Guglielmi Raffaele Armentano Giuseppe Lippolis Pietro Giorgio Cristiano Simone Vittoria Disciglio Medical Genetics National Institute of Gastroenterology “S. de Bellis” Research Hospital Castellana Grotte Bari 70013 Italy Histopathology unit National Institute of Gastroenterology “S. de Bellis” Research Hospital Castellana Grotte Bari 70013 Italy Department of General Surgery National Institute of Gastroenterology “S. de Bellis” Research Hospital Castellana Grotte Bari 70013 Italy Gastroenterology and Digestive Endoscopy unit National Institute of Gastroenterology “S. de Bellis” Research Hospital Castellana Grotte Bari 70013 Italy Department of Biomedical Sciences and human Oncology (DIMO) Medical Genetics University of Bari Aldo Moro Piazza Umberto I Bari 70124 Italy

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Emergency Medicine 2024年第4期15卷 256-262页

作者： Jie Er Janice Soo Yuan Helen Zhang Gek Hsiang Lim Fatimah Lateef Department of Emergency Medicine Singapore General HospitalSingapore 168753Singapore Health Services Research unit Singapore General HospitalSingapore168753Singapore

BACKGROUND:This study aimed to review bicycle-related injuries during the COVID-19 pandemic to assist with reinforcement or implementation of new policies for injury ***:This is a retrospective descriptive analysis of injuries sustained during cycling for patients 18 years old and above who presented to Singapore General Hospital from January to June *** records were reviewed and *** analyses were used to summarize patient characteristics,and differences in characteristics subgrouped by triage acuity and discharge status were ***:The study included 272 patients with a mean age of 43 years and a male predominance(71.7%).Most presented without referrals(88.2%)and were not conveyed by ambulances(70.6%).Based on acuity category,there were 24(8.8%)Priority 1(P1)patients with 7 trauma activations,174(64.0%)and 74(27.2%)P2 and P3 patients *** most common injuries were fractures(34.2%),followed by superficial abrasion/contusion(29.4%)and laceration/wound(19.1%).Thirteen(4.8%)patients experienced head injury and 85 patients(31.3%)were documented to be wearing a *** majority occurred on the roads as traffic accidents(32.7%).Forty-two patients(15.4%)were admitted with a mean length of stay of 4.1 d and 17(6.3%)undergone surgical *** of 214(78.7%)discharged patients,no re-attendances or mortality were *** the subgroup analysis,higher acuity patients were generally older,with higher proportions of head injuries leading to ***:Our study highlights significant morbidities in bicycle-related *** is also a high proportion of fractures in the young healthy male *** prevention is paramount and we propose emphasizing helmet use and road user safety.

关键词： Cycling Injuries Emergency department