Zhi Qi

ORCID: 0000-0001-6613-7980
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About
Contact & Profiles
Research Areas
  • Disaster Response and Management
  • Pancreatic function and diabetes
  • Cardiovascular Function and Risk Factors
  • Tissue Engineering and Regenerative Medicine
  • Cardiac Structural Anomalies and Repair
  • Diabetes Management and Research
  • Posttraumatic Stress Disorder Research
  • Disaster Management and Resilience
  • Electrospun Nanofibers in Biomedical Applications
  • Cardiovascular Disease and Adiposity
  • Diabetes and associated disorders
  • Cardiac pacing and defibrillation studies
  • Cerebrovascular and Carotid Artery Diseases
  • Cardiac Imaging and Diagnostics
  • Cannabis and Cannabinoid Research
  • Coronary Artery Anomalies
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Viral Infections and Outbreaks Research
  • Xenotransplantation and immune response
  • Takotsubo Cardiomyopathy and Associated Phenomena
  • Kawasaki Disease and Coronary Complications
  • Higher Education Governance and Development
  • Advanced Glycation End Products research
  • GDF15 and Related Biomarkers
  • Foreign Body Medical Cases

Sun Yat-sen University
2024-2025

Eighth Affiliated Hospital of Sun Yat-sen University
2024

North China University of Science and Technology
2016-2020

Lee University
2016-2018

University of California, San Francisco
2014-2018

Capital Medical University
1998-2018

Beijing Hospital of Traditional Chinese Medicine
2018

University of California Office of the President
2017

Executive Office of the President
2017

National Association of County and City Health Officials
2016

Background— Response to cardiac resynchronization therapy is most favorable in patients with heart failure QRS duration ≥150 ms and left bundle branch block less predictable those width 120 149 or non–left block. Methods Results— We studied 205 referred for ≥120 ejection fraction ≤35%. tested the hypothesis that contractile function using speckle-tracking echocardiographic global circumferential strain (GCS) from 2 short-axis views longitudinal (GLS) 3 apical add prognostic value...

10.1161/circimaging.115.004241 article EN Circulation Cardiovascular Imaging 2016-06-01

This study investigates the association between exposure to environmental pollutants—perchlorate, nitrate, and thiocyanate (PNT)—and prevalence of kidney stone disease (KSD) in US adults, utilizing data from National Health Nutrition Examination Survey (NHANES) 2007–2018. With increasing incidence KSD, understanding risk factors has become crucial. While PNT compounds are known be associated with various health issues, their role KSD remains unclear. A cross-sectional analysis 11,350...

10.1186/s12889-024-20929-4 article EN cc-by-nc-nd BMC Public Health 2025-03-24

The feasibility of using chitosan/gelatin hydrogel as immunoisolative matrix to provide an additional protection the microencapsulated islet cells was demonstrated in this study. We hope that use can extend functional longevity during xenotransplantation.Chitosan/gelatin solution with glycerol 2-phosphate disodium salt hydrate prepared and utilized a cell carrier. biocompatibility first established by mouse insulinoma line, NIT-1. Insulinoma were encapsulated agarose microspheres then...

10.1111/j.1399-3089.2008.00503.x article EN Xenotransplantation 2008-11-01

In 2010, the San Francisco Department of Public Health offered antiretroviral therapy (ART) to all its patients with human immunodeficiency virus (HIV) regardless CD4 count. We assessed trends in time from diagnosis ART initiation and factors associated among residents living HIV between 2007 2011. Time decreased those diagnosed higher rate was significantly recent years lower African Americans, men who have sex also inject drugs, persons aged ≥50 years. found a trend toward early treatment....

10.1093/infdis/jit599 article EN public-domain The Journal of Infectious Diseases 2013-11-11

In the United States (US), Medical Examiners and Coroners (ME/Cs) have legal authority for management of mass fatality incidents (MFI). Yet, preparedness operational capabilities in this sector remain largely unknown. The purpose study was twofold; first, to identify appropriate measures preparedness, second, assess levels factors significantly associated with preparedness. Three separate checklists were developed measure different aspects preparedness: MFI Plan Elements, Operational...

10.1186/1471-2458-14-1275 article EN cc-by BMC Public Health 2014-12-01

Aims: The graft of stem cells to treat ischemic cardiomyopathy is popular in many clinical trials. aim this study was evaluate the effectiveness isolated coronary artery bypass combined with bone marrow mononuclear (BMMNC) delivered through vessels improve left ventricular remodeling patients previous myocardial infarc- tion and chronic heart failure using echocardiography. Material methods: Patients infarction were randomly allocated one two groups: CABG only (18 patients), or BMMNC...

10.11152/mu.2013.2066.172.effbm article EN Medical Ultrasonography 2015-06-01

Objectives The graft of stem cells to treat ischemic cardiomyopathy is popular in many clinical trials. aim this study was evaluate the effectiveness isolated coronary artery bypass combined with bone marrow mononuclear (BMMNC) delivered through vessels improve left ventricular function patients previous myocardial infarction and chronic heart failure using echocardiography. Methods Forty‐two were randomly allocated one two groups: CABG only (18 group), or BMMNC transplantation (24 + group)....

10.1111/echo.12787 article EN Echocardiography 2014-11-22

Objectives The graft of stem cells to treat ischemic cardiomyopathy is popular in many clinical trials. aim this study was evaluate the effectiveness isolated coronary artery bypass combined with bone marrow mononuclear (BMMNC) delivered through vessels improve left atrium (LA) function patients previous myocardial infarction and chronic heart failure using echocardiography. Methods Forty‐two were randomly allocated one two groups: (CABG) only (18 CABG group) or BMMNC transplantation (24 +...

10.1111/echo.12883 article EN Echocardiography 2015-03-15

The purpose of this study was to identify individual characteristics, behaviors, and psychosocial factors associated with symptoms post-traumatic stress disorder (PTSD) among World Trade Center (WTC) disaster evacuation survivors. utilized a mixed-method design. In-depth interviews were conducted using prepared script. PTSD assessed the checklist-civilian (PCL-C; score ≥ 50 indicates probable PTSD). Thematic analysis PTSD. A purposive sample 29 WTC evacuees recruited multimodal recruitment...

10.5055/jem.2017.0336 article EN Journal of Emergency Management 2017-09-01

Abstract Objective We examined psychological outcomes in a sample of participants who evacuated from the World Trade Center towers on September 11, 2011. This study aimed to identify risk factors for injury that might be amenable change, thereby reducing adverse impacts associated with emergency high-rise evacuation. Methods used data cross-sectional survey conducted 2 years after attacks classify 789 evacuees into 3 self-reported outcome categories: long-term disorder diagnosed by...

10.1017/dmp.2016.136 article EN Disaster Medicine and Public Health Preparedness 2016-11-04

Background: Skin flap necrosis is one of the hazards encountered in plastic and reconstructive surgery. Angiogenic agents may be useful for treating it by increasing blood flow. The angiogenic effect fibrin vitro has been demonstrated, but little known about its vivo effect. Te authors tested hypothesis that local application can improve survival ischemic skin flaps. Methods: A cranially based dorsal (3 × 7 cm) was made each rat. Fibrin (8 mg suspended 400 μl phosphate-buffered saline)...

10.1097/01.prs.0000279524.05541.5b article EN Plastic & Reconstructive Surgery 2007-10-01

Abstract Objectives Several trials are investigating the delivery of stem cells to treat ischemic cardiomyopathy. The aim this study was echocardiographic evaluation effectiveness isolated coronary artery bypass graft (CABG) combined with bone marrow mononuclear (BMMNC) delivered through vessels improve left ventricular dyssynchrony in patients previous myocardial infarction and chronic heart failure. Methods 42 failure were randomly allocated either CABG only group ( n = 18) or BMMNC...

10.1002/jcu.22609 article EN Journal of Clinical Ultrasound 2018-08-30

Background Kidney stone disease (KSD) is a widespread problem in urology. But the associations between Geriatric Nutritional Risk Index (GNRI), an important indicator for assessing nutritional status of elderly hospitalized patients, and KSD are understudied. Objective Utilizing data from National Health Nutrition Examination Survey (NHANES) spanning 2007–2018, our study analyzed correlation GNRI prevalence at cross-sectional level. The aim was to explore association identify potential risk...

10.3389/fnut.2024.1430668 article EN cc-by Frontiers in Nutrition 2024-11-06

Context: Public health departments play an important role in the preparation and response to mass fatality incidents (MFIs). Objective: To describe MFI capabilities of US state departments. Design: The data are part a multisector cross-sectional study aimed at 5 sectors that comprise infrastructure. Data were collected over 6-week period via self-administered, anonymous Web-based survey. Setting: In 2014, link survey was distributed e-mail 50 states District Columbia. Participants: State...

10.1097/phh.0000000000000472 article EN Journal of Public Health Management and Practice 2016-11-18

Objective To explore the impact of myocardial bridge-mural coronary artery (MB-MCA) on blood supply. Methods The imaging data 74 patients with isolate MB in left anterior descending undergoing 256-slice CT angiography and perfusion (MPI) were retrospectively analyzed. subjects divided into incomplete complete types. length systolic stenosis degree MCA measured.The type (according to Noble grade) compared between normal abnormal MPI groups. clinical characteristics including age, gender, body...

10.3881/j.issn.1000-503x.2016.06.006 article EN PubMed 2016-12-20

Objective To analyze the correlation between tortuosity and stenosis in patients with myocardial bridge(MB)on left anterior descending artery(LAD). Methods Data of MB on LAD,which was discovered by coronary computed tomography angiography(CCTA),in Affiliated Hospital North China University Science Technology from October 2015 to December 2018 were retrospectively analyzed.Among them 278 LAD without selected.The clinical charateristics(age,gender,hypertension,hyperlipidemia,diabetes,smoking...

10.3881/j.issn.1000-503x.12235 article EN Zhongguo Yixue Kexueyuan xuebao 2020-12-30
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