Leilei Pei

ORCID: 0000-0001-5403-8168
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About
Contact & Profiles
Research Areas
  • Health disparities and outcomes
  • Child Nutrition and Water Access
  • Obesity, Physical Activity, Diet
  • Birth, Development, and Health
  • Iron Metabolism and Disorders
  • Cardiovascular Health and Risk Factors
  • Folate and B Vitamins Research
  • Gestational Diabetes Research and Management
  • Congenital Heart Disease Studies
  • Pregnancy and preeclampsia studies
  • Nutritional Studies and Diet
  • Trace Elements in Health
  • Chronic Disease Management Strategies
  • Cardiovascular Function and Risk Factors
  • Healthcare Systems and Reforms
  • Blood Pressure and Hypertension Studies
  • Hemoglobinopathies and Related Disorders
  • COVID-19 Pandemic Impacts
  • Nerve injury and regeneration
  • COVID-19 epidemiological studies
  • Obesity and Health Practices
  • Dementia and Cognitive Impairment Research
  • Food Security and Health in Diverse Populations
  • Health Promotion and Cardiovascular Prevention
  • Nutrition, Genetics, and Disease

Xi'an Jiaotong University
2016-2025

Northwest Women's and Children's Hospital
2023-2024

National Bureau of Statistics of China
2024

Liverpool School of Tropical Medicine
2019

Since most patients with heart failure are re-admitted to the hospital, accurately identifying risk of re-admission is important for clinical decision making and management. This study plans develop an interpretable predictive model based on a Chinese population predicting six-month rates in patients. Research data were obtained from PhysioNet portal. To ensure robustness, we used three approaches variable selection. Six different machine learning models estimated selected variables. The ROC...

10.3390/jcm12030870 article EN Journal of Clinical Medicine 2023-01-21

Nearly half of the population Northwest China live in Shaanxi province, but population-based data on epidemiologic characteristics congenital heart defects (CHD) this is limited. The study aimed to investigate prevalence and CHD among infants born between 2010 2013 province. Infants province were surveyed using a stratified multi-stage sampling method. Participant recorded by questionnaire, medical records reviewed was diagnosed specialized neonatal echocardiography. A Poisson regression...

10.1186/s12887-017-0784-1 article EN cc-by BMC Pediatrics 2017-01-13

Abstract Previous studies have yielded conflicting results on the associations of maternal Fe intake with birth outcomes. This study aimed to investigate between (total from diet and supplements, dietary total Fe, haeme non-haeme supplements use) adverse outcomes in Shaanxi Province Northwest China. In all, 7375 women were recruited using a stratified multistage random sampling method at 0–12 months (median 3; 10th–90th percentile 0–7) after delivery. Diets collected by validated FFQ...

10.1017/s0007114517000691 article EN British Journal Of Nutrition 2017-03-28

In Ethiopia, cervical cancer is the second most frequent among women aged 15 to 44 years old. Cervical screening an effective measure enhance early detection of for prevention. However, magnitude less than 1%. This study aimed determine influence sociodemographic characteristics and related factors on screening.A hospital-based cross-sectional has been conducted from July September 2017. Data have collected using interviewer-administered questioner 425 (18-49 age) who visited family health...

10.1186/s12905-020-00927-5 article EN cc-by BMC Women s Health 2020-04-06

Background/Objectives: As a widely consumed, nutritious, and affordable food, eggs their derivatives’ impacts on obesity remain inconclusive. In this study, we aimed to determine the association between egg egg-derived cholesterol consumption, change trajectories, with among Chinese adults. Methods: Longitudinal data collected by China Health Nutrition Survey from 1997 2015 were analyzed. The latent growth mixture model was used identify consumption trajectories. Cox proportional hazard...

10.3390/nu17020333 article EN Nutrients 2025-01-17

The aim of this study was to assess the effect low maternal weight at pre-pregnancy and average gestational gain on undernourished children their intellectual development. From October 2012 September 2013, we followed 1744 offspring women who participated in a trial conducted from 2002 2006. Pregnant recruited original could receive three prenatal health checks for free, which height were measured. WISC-IV used estimate development children. Weight both pregnant measured by trained...

10.1038/s41598-018-30514-6 article EN cc-by Scientific Reports 2018-08-07

Childhood undernutrition adversely impacts child health and is one of China's largest burdens. However, there limited information on the current rate childhood in rural Western China. The purpose this study was to investigate prevalence explore its association with socio-economic characteristics China.A total 13,532 children 0 ~ 36 months age were recruited as subjects from 45 counties 10 provinces China a 3-stage probability proportion size sampling. composite index anthropometric failure...

10.1186/1471-2458-14-121 article EN cc-by BMC Public Health 2014-02-05

Abstract Background There has been little research on the perioperative D‐dimer levels in oesophageal cancer patients. Plasma can be used to predict outcome Methods A group of 66 patients and a control 12 with benign disease were enrolled this cohort study. The plasma during pre‐operation 3rd 9th day post‐operation periods prospectively examined analysed between two groups. also compared clinicopathological characteristics 3‐year survival Results increased both groups after surgery, but they...

10.1002/jso.23339 article EN Journal of Surgical Oncology 2013-05-15

Objective To describe severity of anemia and explore its determinants among children under 36 months old in rural western China. Study Design The family information 6711 was collected their hemoglobin measured 2005. A generalized estimated equation (GEE) linear model used to identify the childhood anemia. Results prevalence mild, moderate severe these 27.4%, 21.9% 3.2% respectively. GEE analysis showed that province-level region maternal affected not only 0–5 but also beyond 5 months. In...

10.1371/journal.pone.0062883 article EN cc-by PLoS ONE 2013-04-23

Background The main objective was to investigate the burden of birth defects among alive infants and explore impact maternal lifestyle during pregnancy on in Northwest China. Methods A stratified multi-stage sampling method used study born 2010–2013 (and their mothers) Shaanxi province Socio-demographic information collected using a structured questionnaire, medical records from local hospitals were determine final diagnosis defects. Poisson regression analysis performed assess association...

10.1371/journal.pone.0139452 article EN cc-by PLoS ONE 2015-09-30

Socioeconomic disparities in birth weights (BWs) are associated with lifelong differences health and productivity. Understanding socioeconomic BW is presently of concern to develop public interventions that promote a good start life Northwest China. In the study, our objective investigate low high from 2010 2013 this region. Those single live births were recruited using stratified multistage sampling method Shaanxi province August December 2013. Data collected structured questionnaire review...

10.1097/md.0000000000002471 article EN cc-by-nc Medicine 2016-02-01

Selenium deficiency is a primary risk factor of Kashin-Beck disease (KBD). This study aimed to investigate whether children in endemic areas could maintain sufficient selenium intake after termination supplement administration, and evaluate their comprehensive nutritional status dietary structure. Duplicate portion sampling combined with questionnaire was adopted collect data on categories quantity all food ingested three consecutive days. Occipital hair also collected detect content by...

10.1016/j.envint.2022.107255 article EN cc-by-nc-nd Environment International 2022-04-22

Abstract Background Since December 2019, the coronavirus disease 2019 (COVID-19) has spread quickly among population and brought a severe global impact. However, considerable geographical disparities in distribution of COVID-19 incidence existed different cities. In this study, we aimed to explore effect sociodemographic factors on 342 cities China from geographic perspective. Methods Official surveillance data about information China’s were collected. Local geographically weighted Poisson...

10.1186/s12879-021-06128-1 article EN cc-by BMC Infectious Diseases 2021-05-07

This study aimed to investigate the relationship between long-term trajectories of changes in cardiovascular risk factors (CVRFs) and cognitive impairment among Chinese adults over 60 years old. Data were obtained from Longitudinal Healthy Longevity Survey 2005-2018. Cognitive function was evaluated longitudinally through version Mini-Mental State Examination (C-MMSE), (C-MMSE ≤23) used as main outcome variable. The factors, including systolic blood pressure (SBP), diastolic (DBP), mean...

10.3389/fnagi.2023.1084136 article EN cc-by Frontiers in Aging Neuroscience 2023-02-10

Obesity is increasing in developing countries. This study aimed to identify the association between rapid infancy weight gain and obesity risk among early school-age children. A total of 581 singletons (349 boys, 232 girls) whose mothers participated an antenatal multiple micronutrient supplement trial rural western China were followed from birth 7 9 years age. Height measured at birth, 1.5 years, years. At 7- 9-year time point, body composition was determined using bioelectrical impedance...

10.1097/md.0000000000003425 article EN cc-by-nc Medicine 2016-04-01

Understanding social disparities in obesity are presently an essential element establishing public health priorities. However, the association between socioeconomic status (SES) and has not been assessed rural Northwest China. This study aims to explore effect of SES on overweight/obesity abdominal by gender age China.A total 3030 participants ages 18 80 years from Hanzhong, Shaanxi province, China were enrolled our using a two-level stratified random cluster sampling technique. Adjusted...

10.1186/s12889-015-1503-1 article EN cc-by BMC Public Health 2015-02-18

To examine the impact of demographic, socioeconomic, and behavioral factors on development cardiometabolic multimorbidity mortality in Chinese elders.Data from Longitudinal Healthy Longevity Survey (CLHLS) 2002-2018 was used study. Cardiometabolic defined as presence two or more disorders, such hypertension, diabetes, cardiovascular disease (CVD), heart disease, stroke. Cox regression model multi-state Markov were developed to evaluate association study with progression conditions mortality....

10.3389/fcvm.2022.966217 article EN cc-by Frontiers in Cardiovascular Medicine 2022-09-09

Background: The purpose of this study was to investigate the relationship between folic acid and iron nutrition during pregnancy congenital heart disease (CHD) in offspring. Methods: Conditional logistic regression models nonlinear mixed-effects were used analyze effects on CHD Results: After adjusting for confounders, or supplementation reduced risk fetal (OR = 0.60 (0.45, 0.82) 0.36 (0.27, 0.48)). Similarly, dietary intake (≥29 mg/d) associated with a 0.64 (0.46, 0.88)). Additionally,...

10.3390/nu14214541 article EN Nutrients 2022-10-28

Immune cell infiltration is associated with the prognosis of cancer. This study focused on immune profiling and their association survival outcome in nonsmall lung cancer (NSCLC). Research data were obtained from Gene Expression Omnibus The Cancer Genome Atlas databases. CIBERSORT algorithm was applied to assess relative proportions 22 kinds cells. Log-rank test performed compare patients different estimated hazard ratios presented forest plot. Multivariate Cox regression analysis conducted...

10.1089/dna.2019.4899 article EN DNA and Cell Biology 2019-09-24

The aim of this study was to assess the status cardiovascular health among a rural population in Northwest China and determine associated factors for health. A population-based cross-sectional conducted areas Hanzhong China. Interview, physical examination, fasting blood glucose lipid measurements were completed 2693 adults. construct definitions metrics proposed by American Heart Association used proportions subjects with calculated, adjusting age sex. multiple logistic regression model...

10.1097/md.0000000000004245 article EN cc-by-nc Medicine 2016-07-01

Objective: This study aimed to develop a nomogram for the risk assessment of any type birth defect in offspring using large birth-defect database Northwest China. Methods: was based on survey, which included 29,204 eligible women who were pregnant between 2010 and 2013 Shaanxi province The participants from central assigned training group, while subjects south north external validation group. primary outcome occurrence offspring. A multivariate logistic regression model used establish...

10.3390/ijerph19148584 article EN International Journal of Environmental Research and Public Health 2022-07-14
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