Lei Xu
Dados Biográficos
| ID | 3724342 |
|---|---|
| NOME | Lei Xu |
| PRENOMES | Lei |
| SOBRENOME | Xu |
| ASSINATURA | XU L |
| AFILIAÇÕES | Jianghan University |
| ORCID | 0009-0000-3744-0753 |
| VERIFICADO | Sim |
| TOTAL DE OBRAS | 126 |
| TOTAL DE CITAÇÕES | 26 |
| TOTAL COMO AUTOR | 126 |
| TOTAL COMO EDITOR | 0 |
| PRIMEIRO ANO DE PUBLICAÇÃO | 1980 |
| ANO MAIS RECENTE DE PUBLICAÇÃO | 2026 |
| ÍNDICE H | 3 |
Shade for whom, when, and where? Demographic inequities and supply-demand mismatch in diurnal shelter shade across Singapore
Urban Heat Islands (UHIs) and intensifying heat stress in cities pose growing risks to public health, outdoor thermal comfort, and climate resilience. Shade is a low-energy and cost-effective strategy for reducing outdoor heat exposure. While a variety of shade infrastructures have been developed to protect people from direct sunlight during hot weather, shelter shade remains largely overlooked in urban studies compared with building and vegetati…
Effectiveness of situational simulation and case-based learning in pediatric intern cardiopulmonary resuscitation training
BACKGROUND AND OBJECTIVES: pediatric Cardiopulmonary resuscitation (CPR) is critical for saving children who experience cardiac arrest, but traditional teaching is often ineffective at improving clinical competence and teamwork. This study evaluates an innovative, understudied model: situational simulation combined with case-based learning (CBL) in CPR training among pediatric intern. METHODS: This randomized controlled pilot study involved 100 p…
Commentary on “Nonlinear Associations Between Frailty and Medication Burden in Hospitalized Older Adults”
Commentary on “A High Geriatric Depression Scale Score on Admission to Hospital Predicts a Worse Clinical Frailty Scale Score After Discharge”
Understanding the role of student recruitment agencies
This study delves into the impact of international student recruitment agencies on the mobility of Chinese students to UK higher education institutions. It seeks to uncover how these agencies shape student decision-making and their broader implications for educational institutions. Adopting a qualitative research approach, this study conducted 27 interviews with recruitment agents in China, employing thematic analysis to dissect the intricate rel…
Psychometric evaluation and clustering of the Chinese Community Integration Questionnaire-Revised (CIQ-R) among older adults
Background Reliable instruments for assessing community integration among older adults are limited in China. The Community Integration Questionnaire–Revised (CIQ-R) was translated into Chinese and culturally adapted for use in this population. Its psychometric properties were evaluated, and its practical utility for classifying levels of community integration was examined. Methods Following forward–backward translation and expert review, the Chin…
Impact of Salinity on Straw Conversion Into Different Soil Organic Carbon Fractions
Although straw is widely used to ameliorate saline soils, the impact of salinity on straw conversion into soil organic carbon (SOC) fractions remains unclear. Our aim was to explore how soil salinity affected straw conversion into SOC. A 180‐day soil incubation with 13 C‐labeling maize straw was conducted to investigate straw conversion into free particulate organic carbon (fPOC), occluded particulate organic carbon (oPOC), and mineral‐associated…
How Cannabis Advertising and Price-Based Sales Promotion Shape Early Use
Purpose To examine associations between cannabis advertising and price-based promotions and cannabis initiation among U.S. adolescents and young adults (AYAs).Methods We used two-wave panel data (2024–2025) from a nationally representative sample of U.S. AYAs aged 15–20 who were current cannabis users or susceptible to cannabis use. Initiation was defined as: recent use initiation (past 30-day use in wave 2, no past-30-day use in wave 1) and life…
The Association Between Sociodemographic Factors and co-Use of Cigars or Cigarillos with Cannabis
Background: Cigar/cigarillo smoking and cannabis use frequently co-occur, reflecting overlapping patterns of substance use and shared risk factors. However, little is known about how co-use of cigars/cigarillos and cannabis is associated with sociodemographic factors, as well as preferences for cannabis forms and spending patterns among co-users. Methods: We analyzed data from the second wave of a national longitudinal survey of U.S. adults who r…
AI vs. human
As AI tools become increasingly integrated into educational feedback, understanding how AI and human reviewers shape students’ emotional experiences is important for effective feedback design. This study examines college students’ emotional engagement when receiving AI and human peer feedback across two undergraduate course cohorts at a US public research university. Reflections were analyzed grounded in Control-Value Theory (CVT) and Affective E…
The uncertain waves
In tourism-dependent economies, where pronounced occupational segregation exposes women to more flexible but precarious service roles, understanding gendered labor market responses to external shocks is crucial for designing inclusive resilience policies. This study examines how economic policy uncertainty (EPU), inbound tourism and immigration shape gender-specific labor market outcomes in Macau. Employing a Bayesian SVAR model with sign restric…
The total triterpenoid extract of Prunella vulgaris exerts anti-inflammatory effects by suppressing the NF-κB/TLR/TNF-α signaling axis in Lipopolysaccharide-stimulated RAW264.7 cells
This study provides a green and efficient extraction and purification process for PVTH. Through this process, PVTH with a purity of 65.42 % was prepared. Additionally, the study analyzed the composition of PVTH and conducted an in-depth investigation into its anti-inflammatory activity, mechanism of action, and in vivo anti-inflammatory efficacy. These results highlight the therapeutic potential of PVTH in inflammatory diseases and provide a basi…
Assessing social–ecological fit of sustained watershed environmental governance
Apprenticeships and Firm Performance an Empirical Investigation Using “Big Data” for All English Businesses
There are quite a few robust estimates of the earnings effects of successful apprenticeships for individuals, but there is a shortage of research concerning the relationship between apprentices and firm performance, and most of this study is qualitative or based on surveys. This paper aims for an empirical investigation of this relationship using quantitative data available from large government registers. We analyse data for all English business…
Afforestation Enhances Soil Mineral‐Associated Organic Carbon Accumulation Through Calcium‐Mediated Microbial Pathways in Karst Ecosystems
Mineral‐associated organic carbon (MAOC), protected from rapid microbial decomposition through mineral‐organic associations, is vital for the long‐term stability of soil carbon pools. Afforestation is a critical strategy for enhancing soil carbon storage; however, the mechanisms governing MAOC accumulation across divergent climatic conditions remain unclear, particularly for karst regions, which are ecologically fragile and characterized by high‐…
Mapping Aboveground Biomass and Spatial Uncertainty in Temperate Grasslands Using Landsat 8 and Sentinel‐2 Imagery
Accurate estimation of grassland aboveground biomass (AGB) is essential for grazing regulation and ecological compensation. This study focuses on temperate grasslands in western Jilin Province, China, and develops an optical remote sensing AGB modeling framework that progresses from single‐source to multi‐source strategies. AGB models were independently constructed using vegetation indices derived from Landsat 8 and Sentinel‐2 as single‐source ba…
Digital Pathways to a Greener Europe
This study investigates the key drivers of carbon emission in the European Union, focusing on renewable energy pathways, the digital economy, fossil fuel consumption, information and communication technologies, and economic progress. Using panel data for 25 EU member states from 2000 to 2023, the analysis employs second‐generation econometric techniques, including cross‐sectional dependence tests, Westerlund cointegration, and PCSE, AMG, and DCCE…
Appreciation as pedagogy and ethos
The influence of target detection on recognition memory during memory retrieval
This study developed a target detection delayed response task to investigate the impact of target detection on recognition memory. Participants performed a word recognition task accompanied by a target detection task, where they identified targets but refrained from responding (target decision trials); in subsequent trials, they responded to previously detected targets (target response trial), while in distraction trials, they ignored distraction…
Urban–rural disparities in oral nicotine pouch sales and flavors in the United States
ONP sales exhibit significant urban-rural disparities, with rural areas showing higher per capita sales overall, but urban areas showing stronger preferences for flavored products and greater price responsiveness. As a result, regulatory measures targeting flavors or pricing may have a greater impact in urban areas compared to rural ones
Qizhi Tongluo capsule improves vascular dementia in rats via integrated metabolomics and molecular mechanism research
Elucidating the material basis and mechanism of Shegan Mahuang decoction in inhibiting influenza virus pneumonia based on UHPLC-HRMS, network pharmacology and experimental verification
Prioritizing barriers and pathways for prefabricated buildings
Peer effects in classrooms – Evidence from random assignment
We apply a novel approach to estimate the effects of exposure to peers with different attributes by using the predetermined leave-own-out attributes of all classmates in randomly assigned classes. This strategy allows a behavioural interpretation of the peer effect over and above the pure mechanical channel. We find that being exposed to peer groups with attributes conducive to academic achievements, induced by random variations in the shares of …
Reflections on the changing image of psychologists’ personality
We respond to Zhang's (2026) commentary on our study concerning the 170-year evolution of psychologists' personality portraits (Xu et al., 2026). We acknowledge the effects of the growth of the publishing industry on the composition of the corpus and its linguistic limitations. Furthermore, we discuss how large language models offer a promising avenue for comparing public professional images with actual personality traits. Regarding the rise of t…
Parental phubbing and adolescent problematic mobile phone use
Regional Innovation and Spillover Effects of Foreign Direct Investment in China
Huang L., Liu X. and Xu L. Regional innovation and spillover effects of foreign direct investment in China: a threshold approach, Regional Studies. Using a data set on twenty-nine Chinese provinces for the period 1985–2008, this paper establishes a threshold model to analyse the relationship between spillover effects of foreign direct investment (FDI) and regional innovation in China. There is clear evidence of double-threshold effects of regiona…
Inter-metropolitan migration of the newly landed immigrants in Canada
Algorithmic Pricing and Competition
We provide the first empirical analysis of the relationship between algorithmic pricing (AP) and competition by studying the impact of adoption in Germany’s retail gasoline market, where software became widely available in 2017. Because adoption dates are unknown, we identify adopting stations by testing for structural breaks in AP markers, finding most breaks to be around the time of widespread AP introduction. Because station adoption is endoge…
Investigating the job mobility of migrant workers in China
This research investigated the job mobility of migrant workers based on a survey of migrant workers in six cities in eastern China. The high degree of job mobility noted among migrant workers was found to be associated with the use of “trial and error” method in their search for better jobs. Differences in the duration of migrants’ stay in the urban labor market and social integration in the destinations resulted in their varying capacity to obta…
Exploring the non-linear relationship and mechanisms linking green finance to tourism development
This study examines the impact of green finance on China’s tourism industry using panel data of 240 cities—both tourist and non-tourist—from 2011 to 2019. Our findings reveal an ‘inverted U’ relationship between green finance and tourism development in both tourist and non-tourist cities. We identified the threshold of green finance in tourist cities to be 0.302, higher than the threshold of 0.284 in non-tourist cities. In addition, international…
Can the teaching style reduce inequality in the classroom? Evidence from a quasi‐experiment
We investigate the effects of ‘lecture‐based’ (LBT)—i.e. individual work and rote learning—vs. ‘discussion‐based’ (DBT)—i.e. participative and focused on student‐centred learning—teaching styles on the test scores and socio‐economic inequality of middle‐school students randomly assigned to classes using data from the China Education Panel Survey—a large‐scale nationally representative survey. Estimates from unconditional quantile regressions and …
Psychology in Australia
Inter-metropolitan migration of the newly landed immigrants in Canada
Regional Innovation and Spillover Effects of Foreign Direct Investment in China
Huang L., Liu X. and Xu L. Regional innovation and spillover effects of foreign direct investment in China: a threshold approach, Regional Studies. Using a data set on twenty-nine Chinese provinces for the period 1985–2008, this paper establishes a threshold model to analyse the relationship between spillover effects of foreign direct investment (FDI) and regional innovation in China. There is clear evidence of double-threshold effects of regiona…
Subliminal Reward Modulates the Tradeoff between Proactive and Reactive Cognitive Control
摘要
Investigating the job mobility of migrant workers in China
This research investigated the job mobility of migrant workers based on a survey of migrant workers in six cities in eastern China. The high degree of job mobility noted among migrant workers was found to be associated with the use of “trial and error” method in their search for better jobs. Differences in the duration of migrants’ stay in the urban labor market and social integration in the destinations resulted in their varying capacity to obta…
Chinese character practice
摘要
Internet Altruistic Behavior and Subjective Well-Being
We explored the mediating effect of self-efficacy in the association between Internet altruistic behavior (IAB) and subjective well-being (SWB). Chinese middle school students ( N = 467; 216 boys and 251 girls, age range = 12–16 years) completed the Index of Well-Being, the Internet Altruistic Behavior Scale, and the General Self-Efficacy Scale. The results indicated that both IAB and self-efficacy had positive effects on SWB, and IAB affected SW…
Community load leveling for energy configuration optimization
Evaluating Web-based Educational Modules on Genetic Testing for Autism among Parents of Children with Autism
Objectives New genomic tests for Autism Spectrum Disorders (ASD) are being offered to children and families with ASD; however, these tests are underutilized by parents of children affected with ASD. Methods We designed, implemented and pilot-tested an educational intervention to enhance parental genetic knowledge and assist them to make informed decisions about genomic testing. We utilized a pre-/post-test design to evaluate genetic knowledge and…
A brief introduction of Yi Xue Shi (《医学史》 History of Medicine)
The book Yi Xue Shi (《医学史》 History of Medicine) was written and edited by Cecilia Mettler and Fred Mettler couple, published in 1947. The book is about the literature research of systematic introduction to the history of medical development worldwide. The book provides a detailed description of the development of various medical disciplines and subjects through various documents and the authors and publication dates. Especially, Prof. Mettler has…
Essays in the History of Medicine
Professor Karl Sudhoff had spent most of his career time researching the history of medical development in medieval Europe. The book collects the source fragment of the evidence of Professor Sudhoff's job
Removal of Total Nitrogen and Phosphorus Using Single or Combinations of Aquatic Plants
Phytoremediation is a potentially suitable technology for taking up large amounts of N and P during plant growth and the removal of plant material, thereby avoiding eutrophication. We compared the capacity of nine different aquatic plant species for removing total P (TP), total N (TN), and NH 4 + -N from raw domestic sewage wastewater collected from a living area located in Guangzhou city, China, and different concentrations of artificial wastewa…
The FLASHE Study
Objectives: Understanding modifiable risk factors related to cancer among adolescents and their parents may help identify at-risk populations and intervention aims for reducing cancer risk among families. Methods: Participants were 1336 adolescent-parent dyads who participated in the 2014 Family Life, Activity, Sun, Health, and Eating (FLASHE) conducted by the National Cancer Institute. Using independent samples t-test and one-way ANOVA, we asses…
Anti-obesity effect of garlic oil on obese rats via Shenque point administration
A modification of the Schutte Emotional Intelligence Scale using multivariate generalizability theory
We modified the Schutte Emotional Intelligence Scale (EIS) using multivariate generalizability theory (MGT), a measurement system in which the focus is on multiple universe scores within a specific generalization universe. Application of MGT comprises conducting a generalizability study to analyze and estimate the associations among various factors, the number of factors, and the initial measurement design process, as well as a decision study to …
Risk Factors Associated With Acute Respiratory Distress Syndrome and Death in Patients With Coronavirus Disease 2019 Pneumonia in Wuhan, China
Importance: Coronavirus disease 2019 (COVID-19) is an emerging infectious disease that was first reported in Wuhan, China, and has subsequently spread worldwide. Risk factors for the clinical outcomes of COVID-19 pneumonia have not yet been well delineated. Objective: To describe the clinical characteristics and outcomes in patients with COVID-19 pneumonia who developed acute respiratory distress syndrome (ARDS) or died. Design, Setting, and Part…
The Positive Impacts of Exhibition-Driven Tourism on Sustainable Tourism, Economics, and Population
After the recession in Japan in the 1990s, Japanese art exhibitions began to appear. The purpose of these exhibitions was to revitalize these areas through the presentation of art (attracting visitors and tourists). Correspondingly, this study explores the significance of exhibition-driven tourism in Japan. The Echigo-Tsumari Art Triennial (ETAT) was used as a case to study how exhibition-driven tourism has impacted sustainable tourism, economics…
The Impact of Covid-19 on Tourist Satisfaction with B&B in Zhejiang, China
After the outbreak of COVID-19 (especially in the stage of tourism recovery), the bed and breakfast (B&B) tourism industry faced big challenges in improving its health strategies. B&Bs are very important for the tourism industry in China and many other countries. However, few studies have studied the impact of B&Bs, under COVID-19, on tourism in China. Our paper is among one of the first studies to investigate the impact of COVID-19 on tourist sa…
Assessment of the Nutrient Removal Potential of Floating Native and Exotic Aquatic Macrophytes Cultured in Swine Manure Wastewater
Although eutrophication and biological invasion have caused serious harm to aquatic ecosystems, exotic and even invasive plants have been used extensively in phytoremediation water systems in China. To identify native aquatic plants with excellent water restoration potential, two representative native floating aquatic plants from Guangdong Province, namely Ludwigia adscendens (PL) and Trapa natans (PT), were selected, with Eichhornia crassipes as…
Geographical Patterns of Algal Communities Associated with Different Urban Lakes in China
Urban lakes play an important role in drainage and water storage, regulating urban microclimate conditions, supplying groundwater, and meeting citizens' recreational needs. However, geographical patterns of algal communities associated with urban lakes from a large scale are still unclear. In the present work, the geographical variation of algal communities and water quality parameters in different urban lakes in China were determined. The water …
Forecast of Dengue Cases in 20 Chinese Cities Based on the Deep Learning Method
Dengue fever (DF) is one of the most rapidly spreading diseases in the world, and accurate forecasts of dengue in a timely manner might help local government implement effective control measures. To obtain the accurate forecasting of DF cases, it is crucial to model the long-term dependency in time series data, which is difficult for a typical machine learning method. This study aimed to develop a timely accurate forecasting model of dengue based…
Response to the Covid-19 Outbreak in Urban Settings in China
Parental phubbing and adolescent problematic mobile phone use
Barriers and Facilitators for Mental Health Service Use Among Racial/Ethnic Minority Adolescents
Introduction: Mental disorders represent serious public health concerns in the U.S. Compared with Whites, racial/ethnic minority adolescents are more likely to be affected by mental disorders but less likely to use mental health services. This systematic review aimed to summarize factors related to mental health service use among minority adolescents in the U.S. as identified in previous research. Methodology: Following the PRISMA guideline, we s…
Comparison of Clinical Features and Outcomes of Medically Attended Covid-19 and Influenza Patients in a Defined Population in the 2020 Respiratory Virus Season
The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-COV-2), which is causing the coronavirus disease-2019 (COVID-19) pandemic, poses a global health threat. However, it is easy to confuse COVID-19 with seasonal influenza in preliminary clinical diagnosis. In this study, the differences between influenza and COVID-19 in epidemiological features, clinical manifestations, comorbidities and pathogen biology were comprehensively com…
Medicine (41 obras) · Psychology (35 obras) · Computer Science (21 obras) · Geography (19 obras) · China (17 obras) · Psychiatry (16 obras) · Internal Medicine (15 obras) · Mathematics (15 obras) · Economics (14 obras) · Clinical Psychology (13 obras)