A study on sleep quality under the shadow of school bullying: The interwoven effects of depressed mood, low self-esteem, and negative parenting practices.

Objective: The aim of this study was to reveal the relationship between school bullying and sleep quality in adolescents. It proposes a theoretical model where depressed mood, low self-esteem, and negative parenting practices serve as mediating variables, providing new directions and measures for preventing and treating school bullying and sleep disorders.

Methods: In this study, a total of 4483 middle school students from Anhui Province in China were selected anonymously to participate in a questionnaire survey.

Association between the MCP-1 -2518 A > G (rs1024611) polymorphism and susceptibility to type 2 diabetes mellitus and diabetic nephropathy: a meta-analysis.

Background: Studies evaluating the association between monocyte chemoattractant protein-1 (MCP-1) -2518 A > G (rs1024611) polymorphism and type 2 diabetes mellitus (T2DM) and diabetic nephropathy (DN) are contradictory. The present study aims to provide a comprehensive assessment and more reliable estimation of the relationship between the MCP-1 rs1024611 polymorphism and T2DM and DN risk.

Methods: Eligible articles were retrieved from the PubMed, Web of Science, EMBASE, Cochrane, and China National Knowledge Infrastructure databases.

Chronotypes and their association with sleep quality among Chinese college students of Anhui Province: a cross-sectional study.

Objectives: To describe the prevalence of chronotype and sleep quality among Chinese college students and explore the relationship between chronotype and sleep quality.

Design: A cross-sectional study.

Setting: Four colleges and universities in Anhui, China, between November and December 2020.

Self-report Sleep Quality and its Risk Factors Among Community-dwelling Older Adults in China.

Context: Researchers have associated insomnia with many disorders, making insomnia a serious public health issue in China. Sleep quality in older adults isn't well characterized in China.

Objective: The study intended to explore the sleep quality and subjective duration of sleep in a community-dwelling older population in China and identify potential risk factors for poor sleep.

Association of rs2910164 in miR-146a with type 2 diabetes mellitus: A case-control and meta-analysis study.

Objective: Several studies have shown that miR-146a rs2910164 (C > G) is associated with type 2 diabetes mellitus (T2DM) susceptibility, but the results are still controversial. This study is divided into two parts, and one is to explore the relationship between miR-146a rs2910164 polymorphism and the genetic susceptibility of T2DM in Chinese Han population. Second, a meta-analysis on the basis of a larger sample size was used to determine whether this is a susceptibility gene for T2DM.

Association of learning environment and self-directed learning ability among nursing undergraduates: a cross-sectional study using canonical correlation analysis.

Objectives: This study explores the relationship between the perception of the learning environment and self-directed learning (SDL) ability among nursing undergraduates.

Design, Setting And Participants: A cross-sectional study was conducted in December 2020 with 1096 junior and senior undergraduate nursing students (aged 16-22) from Wannan Medical College in Anhui Province, China.

Outcome Measures: The Chinese version of the Dundee Ready Educational Environment Measure questionnaire and a validated Chinese version of college students' SDL ability scale were used to assess students' perceptions about their learning environment and their SDL ability.

Associations between Chinese college students' anxiety and depression: A chain mediation analysis.

Objective: Anxiety and depression are great public health concerns among college students. The purpose of this study was to explore whether sleep quality and quality of life (QoL) play mediating roles in anxiety and depression among Chinese college students.

Method: A total of 2757 college students (mean age = 19.

Effectiveness of seminar-case learning for use in practice teaching of statistics for undergraduates majoring in preventive medicine: a prospective cluster-randomized controlled trial.

Background: The seminar-case learning (SCL) method is a case-oriented teaching model, with teachers and students as the main body of teaching, characterized by communication, interaction, and mutual inspiration. This study explored the effects of the SCL method versus traditional lecture-based learning (LBL) in the statistics curriculum for undergraduate students majoring in preventive medicine. Research questions were: 1) whether the scores of students in the experimental group (the SCL model) were higher than those in the control group (the LBL model); 2) whether the students' satisfaction in the experimental group was better than that in the control group; and 3) whether the self-report benefit of students in the experimental group was better than that in the control group.

Incident Stroke and Its Influencing Factors in Patients With Type 2 Diabetes Mellitus and/or Hypertension: A Prospective Cohort Study.

Objective: To understand the incidence of stroke in patients with type 2 diabetes mellitus (T2DM) and/or hypertension (HTN), and provide a basis for the prevention of stroke in these patients.

Methods: A prospective cohort study was performed for adults with T2DM and/or HTN. The follow-up period was 1 year.

The Mental Health Status and Associated Factors Among Medical Students Engaged in Online Learning at Home During the Pandemic: A Cross-Sectional Study From China.

The purpose of this study was to assess the mental health status of medical students engaged in online learning at home during the pandemic, and explore the potential risk factors of mental health. A cross-sectional study was conducted via an online survey among 5,100 medical students from Wannan Medical College in China. The Depression, Anxiety and Stress scale (DASS-21) was used to measure self-reported symptoms of depression, anxiety, and stress among medical students during online learning in the pandemic.

Association Between Online Self-Directed Learning Ability and Negative Emotions Among College Students During the COVID-19 Pandemic: A Cross-Sectional Study in Anhui Province, East China.

This study investigated the correlation between depression, anxiety, and stress among college students engaged in online learning during the coronavirus disease 2019 (COVID-19) pandemic and self-directed learning (SDL) ability, which could provide a scientific basis for mental health education of the college students. A cross-sectional study was conducted among 5,558 students from two universities in Anhui province, East China. The Depression, Anxiety, and Stress Scale-21 (DASS-21) and the Self-directed Learning Ability Scale were used to conduct an online questionnaire survey.

Association between TNF-α G-308A (rs1800629) polymorphism and susceptibility to chronic periodontitis and type 2 diabetes mellitus: A meta-analysis.

Background And Objective: Although the association between tumor necrosis factor-α (TNF-α) G-308A (rs1800629) polymorphism and chronic periodontitis (CP), chronic periodontitis with type 2 diabetes mellitus (DP) is assumed, results of this association have been contradictory. The aim of this study was to assess the relationship between rs1800629 polymorphism and CP/DP susceptibility.

Methods: We searched for studies on PubMed, Web of Science, MEDLINE, Chinese National Infrastructure, and WanFang databases.

Upregulation of long non-coding RNA MEG3 in type 2 diabetes mellitus complicated with vascular disease: a case-control study.

Previous studies have indicated that long non-coding RNAs (lncRNAs) were closely related to diabetes. In this study, we aimed to explore the possible role and mechanism of lncRNA MEG3 in the occurrence and development of type 2 diabetes mellitus (T2DM) and its vascular complications. A case-control study involving 115 subjects was conducted, including 53 T2DM patients (37 patients with vascular complication and 16 patients without vascular complications) and 62 healthy subjects.

Tumour necrosis factor-related apoptosis-inducing ligand expression in patients with diabetic nephropathy.

Objective: The objective of this study was to evaluate the expression profile of tumour necrosis factor-related apoptosis-inducing ligand (TRAIL) in patients with diabetic nephropathy (DN).

Methods: A total of 126 Chinese subjects were enrolled in this study, including 42 patients with diabetes mellitus (DM), 42 patients with DN and 42 healthy controls. Real-time polymerase chain reaction was performed to analyze levels of TRAIL mRNA in peripheral blood mononuclear cells (PBMCs).

Association between TNF-a promoter -308G/A polymorphism and essential hypertension in the Asian population: A meta-analysis.

Objective: The results of studies on the association between tumor necrosis factor-a -308G/A (TNF-a -308G/A) polymorphism, and susceptibility to essential hypertension are controversial. To derive a more precise estimation, we conducted a meta-analysis of all similar articles.

Methods: The summary effect odds ratios and 95% confidence intervals were obtained.

An updated meta-analysis of transforming growth factor-β1 gene: Three well-characterized polymorphisms with asthma.

The association between TGF-β1 polymorphisms and asthma risk has been widely reported, but results were controversial. We performed this meta-analysis based on the Preferred Reporting Items for Systematic Reviews and meta-analyses statement (PRISMA). Electronic database of Pub Med, Web of Science, CBM, and CNKI were searched for eligible articles published up to September, 2013.

Association between CTLA-4 exon-1 +49A/G polymorphism and asthma: an updated meta-analysis.

The results of studies on association between CTLA-4 exon-1 +49A/G (rs231775) polymorphism and susceptibility to asthma are controversial. To derive a more precise estimation of the relationship between the CTLA-4 exon-1 +49A/G polymorphism and asthma, a meta-analysis of 15 published case-control studies was performed. 15 studies meeting our inclusion criteria comprising 4006 asthma cases and 3729 controls were included.

Subclinical eating disorders in female medical students in Anhui, China: a cross-sectional study.

Purpose: This cross-sectional study explored the prevalence of eating disorders (EDs) and possible associated factors (depressive symptoms, anxiety and BMI, etc) on EDs in female medical students in China.

Methods: A total of 1,135 students in Wuhu, Anhui Province were sampled to participate in this survey. The survey collected sociodemographic data, depressive symptoms, anxiety and eating behaviors of students.

Association between FcεRIβ and IFN-γ Polymorphisms and Asthma in Asian Population: a Meta-Analysis.

Polymorphisms in the β subunit of the high affinity receptor for IgE (FcεRIβ) and interferon-γ (IFN-γ) genes may influence the risk of asthma. However, the results in Asian population are still debatable. We performed a meta-analysis to ascertain the association between the FcεRIβ E237G, FcεRIβ -109C/T, and IFN-γ 874T/A polymorphisms and asthma in an Asian population.

Association between PPAR-γ2 Pro12Ala polymorphism and obesity: a meta-analysis.

The peroxisome proliferator-activated receptor-γ2 (PPAR-γ2) gene has been reported in the pathogeny of obesity. However, the results have been inconsistent. The purpose of this meta-analysis was to acquire a more accurate assessment of the association between PPAR-γ2 Pro12Ala polymorphism and obesity.

[A systematic evaluation on the quality of meta-analysis in articles published in the Chinese Journal of Epidemiology].

Objective: To assess the methodology and quality on Meta-analysis used in papers being published in the Chinese Journal of Epidemiology.

Methods: Computerized literature searching was carried out in Wanfang Medical Online to collect articles that Meta-analysis was used in the Chinese Journal of Epidemiology since it was founded till December, 2012. Manual retrieval was also conducted.

Overweight and obesity associated with increased total serum calcium level: comparison of cross-sectional data in the health screening for teaching faculty.

Obesity is a risk of cardiovascular diseases. Our previous studies revealed that serum calcium level may have influence in the blood pressure to older male subjects. The aim of this study was to evaluate the relationship between total serum calcium level and overweight and obesity subjects.

Obesity detection rate among primary school students in the People's Republic of China: a meta-analysis.

Background: Obesity has become a major public health problem worldwide. The prevalence of obesity is rising alarmingly among children and adolescents in the People's Republic of China, with an estimated 120 million now in the obese range. It is estimated that 8% of children in the People's Republic of China are obese and 12% are overweight.