Juan Carlos Zevallos

ORCID: 0000-0002-1067-9657
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About
Contact & Profiles
Research Areas
  • Acute Ischemic Stroke Management
  • Stroke Rehabilitation and Recovery
  • Atrial Fibrillation Management and Outcomes
  • Acute Myocardial Infarction Research
  • Heart Failure Treatment and Management
  • COVID-19 Clinical Research Studies
  • Cardiac Health and Mental Health
  • Global Public Health Policies and Epidemiology
  • Healthcare Systems and Public Health
  • Venous Thromboembolism Diagnosis and Management
  • Cerebrovascular and Carotid Artery Diseases
  • Obesity, Physical Activity, Diet
  • Cardiovascular Health and Risk Factors
  • Smoking Behavior and Cessation
  • Health Systems, Economic Evaluations, Quality of Life
  • SARS-CoV-2 and COVID-19 Research
  • Frailty in Older Adults
  • COVID-19 and healthcare impacts
  • Diabetes Management and Education
  • Health Promotion and Cardiovascular Prevention
  • Cardiac Arrest and Resuscitation
  • Cardiac electrophysiology and arrhythmias
  • Neurological Disorders and Treatments
  • Dental Radiography and Imaging
  • Blood Pressure and Hypertension Studies

Universidad de Especialidades Espíritu Santo
2022-2024

Texas Children's Hospital
2024

Fundación Para La Investigación Y Gestión En Servicios de Salud
2023

Baptist Health South Florida
2022-2023

Clinical Pharmacology of Miami
2023

Florida International University
2014-2022

Regional Medical Center
2021

University of Puerto Rico System
2008-2021

Weatherford College
2021

University of Miami
2017-2018

Background: Current scientific evidence addressing the relationship between periodontitis and hypertension is limited to studies producing inconsistent results. Methods: All participants of an ongoing representative cohort Puerto Rican elderly who were ≥70 years old residing in San Juan metropolitan area invited this cross‐sectional study. Periodontal probing depth (PD) attachment loss (AL) summarized using Centers for Disease Control Prevention American Academy Periodontology definition...

10.1902/jop.2012.110748 article EN Journal of Periodontology 2012-05-02

Glioblastoma is the most common primary brain cancer in adults with an incidence of 3.4 per 100,000, making up about 15% all tumors. Inconsistent results have been published regard differences survival between white and black glioblastoma patients. The objective this to study association race patients USA during 2010-2014.

10.1371/journal.pone.0198581 article EN cc-by PLoS ONE 2018-06-21

Background and Purpose- Ischemic stroke (IS) secondary to atrial fibrillation (AF) is largely preventable with the use of anticoagulation. We sought identify race-ethnicity sex disparities direct oral anticoagulants (DOACs), aspirin, warfarin in IS patients AF temporal trends utilization these medications. Methods- The FLiPER-AF Stroke Study (Florida Puerto Rico Atrial Fibrillation) included 24 040 cases enrolled Florida-Puerto Collaboration Reduce Registry from 2010 2016. Multivariable...

10.1161/strokeaha.118.023959 article EN Stroke 2019-05-14

Background and Purpose— In the United States, about half of acute ischemic stroke patients treated with tPA (tissue-type plasminogen activator) receive treatment within 60 minutes hospital arrival. We aimed to determine proportion receiving (door-to-needle time [DTNT] ≤60) 45 (DTNT ≤45) arrival by race/ethnicity sex identify temporal trends in DTNT ≤60 ≤45. Methods— Among 65 654 admissions National Institute Neurological Disorders Stroke-funded FL-PR CReSD study (Florida-Puerto Rico...

10.1161/strokeaha.116.016183 article EN Stroke 2017-07-14

Mild stroke is the most common cause for thrombolysis exclusion in patients acutely presenting to hospital. Thrombolysis administration this subgroup highly variable among different clinicians and institutions. We aim study predictors of with mild ischemic FL-PR CReSD registry (Florida-Puerto Rico Collaboration Reduce Stroke Disparities).Among 73 712 prospectively enrolled a final diagnosis or TIA from January 2010 April 2015, we identified 7746 cases persistent neurological symptoms...

10.1161/strokeaha.117.019341 article EN Stroke 2018-02-19

Colorectal cancer (CRC) is the third most common cause of mortality in United States (US). Differences CRC according to race have been extensively studied; however, much more understanding with regard tumor characteristics’ effect on needed. The objective was investigate association between and among patients US during 2007–2014. A retrospective cohort study using data from Surveillance, Epidemiology, End Results (SEER) Program, which collects statistics through selected population-based...

10.3390/ijerph16020240 article EN International Journal of Environmental Research and Public Health 2019-01-16

Background and Purpose— We aimed to evaluate the current practice patterns, safety outcomes of patients who receive endovascular therapy (EVT) having mild neurological symptoms. Methods— From Jan 2010 2018, 127,794 ischemic stroke were enrolled in Florida-Puerto Rico Stroke Registry. Patients presenting within 24 hours symptoms received EVT classified into (National Institutes Health Scale [NIHSS] ≤5) or moderate/severe (NIHSS>5) categories. Differences clinical characteristics evaluated...

10.1161/strokeaha.118.023893 article EN Stroke 2019-07-15

Electronic nicotine delivery systems (ENDS) are growing in use and many of the health implications with these devices remain unknown. This study aims to assess, using a survey representative USA general population, if an association exists between history ENDS stroke.This cross-sectional was secondary data analysis 2016 behavioral risk factor surveillance system survey. The main exposure variable self-reported use. outcome stroke. Covariates included sex, race, traditional cigarette use,...

10.1097/md.0000000000027180 article EN cc-by-nc Medicine 2021-09-10

Ecuador had substantial COVID-19-mortality during 2020 despite early implementation of non-pharmaceutical interventions (NPIs). Resource-limited settings like have high proportions informal labour which entail human mobility, questioning efficacy NPIs. We performed a retrospective observational study in Ecuador's national reference laboratory for viral respiratory infections March 2020-February 2021 using stored specimens from 1950 patients, corresponding to 2.3% all samples analysed within...

10.1080/22221751.2023.2259001 article EN cc-by-nc Emerging Microbes & Infections 2023-09-12

Existe la necesidad de reforzar capacidad regional para vigilancia las enfermedades cronicas en Americas. Los objetivos este articulo son 1) ofrecer nuestro apoyo decidido a favor cronicas, 2) presentar una revision descriptiva y un resumen actividades los problemas torno mismas Americas, 3) confeccionar lista recursos fuentes consulta obtener mas informacion, 4) unas recomendaciones regional. Este se basa personal informes, sitios Internet apuntes personales procedentes diversos proyectos,...

10.1590/s1020-49892005000200012 article ES Revista Panamericana de Salud Pública 2005-02-01

Stroke is the fifth leading cause of death and first long-term disability in Puerto Rico. Trained staff reviewed independently validated medical records patients who had been hospitalized with possible stroke at any 20 largest hospitals located Rico during 2007, 2009, 2011. The mean age 5005 newly diagnosed (51·2% female) was 70 years. At time hospitalization, women were 41/2 years older, less likely to be married (60·2% vs. 39·9%, P < 0·001), smoked (5·8% 13·4%, significantly higher...

10.1111/ijs.12350 article EN International Journal of Stroke 2014-08-20

Abstract Background As children with attention deficit hyperactivity disorder (ADHD) have shown to be at higher risk of accidents and injury, one may assume that they also bear a likelihood mild traumatic brain injuries (mTBI). However, the current scientific evidence whether ADHD severity is associated controversial. The objective this study was too assess association between prevalence mTBI in 0‐ 18‐year‐old United States. Methods Cross‐sectional using secondary data gathered 2009/10 from...

10.1111/cch.12684 article EN Child Care Health and Development 2019-05-03

Abstract Introduction : Although the World Health Organization requires monitoring of e-cigarette use and up to 40% youth who self-identified as Hispanic/Latino have reported ever-use electronic vapor products in US, there has been limited research describing prevalence patterns E-cigarette Latin America. For this reason, we aim explore among Ecuadorian students from various educational levels, such primary, secondary, university. Methods A cross-sectional was conducted 2022 using US Centers...

10.21203/rs.3.rs-3867137/v1 preprint EN cc-by Research Square (Research Square) 2024-01-24

Abstract In the US, racial disparities in hospital outcomes are well documented. We explored whether race was associated with all-cause in-hospital mortality and intensive care unit (ICU) admission among COVID-19 patients California. This a retrospective analysis of California State Inpatient Database during 2020. Hospitalizations ≥ 18 years age for were included. Cox proportional hazards mixed effects used associations between mortality. Logistic regression association ICU admission. Among...

10.1038/s41598-023-47124-6 article EN cc-by Scientific Reports 2023-12-04

Stroke remains one of the leading causes death in United States. Current evidence identified electrocardiographic abnormalities and cardiac arrhythmias 50% patients with an acute stroke. The purpose this study was to assess whether presence ventricular arrhythmia (VA) adult hospitalized Florida stroke increased risk in-hospital mortality.Secondary data analysis 215,150 ischemic hemorrhagic state collected by Agency for Healthcare Administration from 2008 2012. main outcome mortality....

10.1097/md.0000000000007403 article EN cc-by-nc Medicine 2017-07-01

Intraoperative iatrogenic type A aortic dissection is a rare but known complication of cardiac surgery, with an incidence 0.06% to 0.23%. Results are frequently catastrophic. The endovascular approach has made advances as alternative treatment for disease. However, the apical transcatheter thoracic repair not well known. We present 5-year follow-up case after minimally invasive mitral valve successfully resolved by medical stabilization and subsequent transapical repair.

10.1016/j.jvscit.2018.05.007 article EN cc-by-nc-nd Journal of Vascular Surgery Cases and Innovative Techniques 2018-08-30
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