Karla Yohannessen

ORCID: 0000-0003-4248-0121
Publications
Citations
Views
---
Saved
---
About
Contact & Profiles
Research Areas
  • Climate Change and Health Impacts
  • Air Quality and Health Impacts
  • Zoonotic diseases and public health
  • Heavy Metal Exposure and Toxicity
  • Recycling and Waste Management Techniques
  • Health and Medical Education
  • Municipal Solid Waste Management
  • Bacterial Infections and Vaccines
  • Diverse Applied Research Studies
  • Educational Research and Science Teaching
  • Air Quality Monitoring and Forecasting
  • Viral Infections and Vectors
  • Noise Effects and Management
  • Health disparities and outcomes
  • Child and Adolescent Health
  • Celiac Disease Research and Management
  • Asthma and respiratory diseases
  • Energy and Environment Impacts
  • Geological Studies and Exploration
  • Mining and Resource Management
  • Occupational exposure and asthma
  • Neonatal and Maternal Infections
  • Transboundary Water Resource Management
  • HIV/AIDS oral health manifestations
  • Antimicrobial Resistance in Staphylococcus

University of Chile
2015-2024

Instituto de Salud Pública de Chile
2017-2023

Hospital Roberto del Rio
2017-2021

To report the surveillance of COVID-19 pandemic in Chile and analyse response to public health interventions implemented from 3 March 30 June 2020 assess risks collapse care system.

10.26633/rpsp.2020.99 article EN cc-by-nc-nd Revista Panamericana de Salud Pública 2020-08-15

La exposición de la población a contaminación del aire es ubicua e involuntaria y puede ocasionar desde efectos fisiológicos imperceptibles hasta enfermedades muerte. Los niños son un grupo especialmente vulnerable por inmadurez sistema respiratorio inmune las conductas propias edad. respiratorios en los corto plazo más reportados literatura son: aumento síntomas consultas urgencia causas respiratorias, exacerbaciones asmáticas reducción función pulmonar. El efecto largo con evidencia...

10.1016/j.rmclc.2016.12.003 article ES cc-by-nc-nd Revista Médica Clínica Las Condes 2017-01-01

Little research has been done to evaluate the occupational health of electronic waste (e-waste) recycling workers in Latin America. The objective this study was complete comprehensive evaluations on e-waste Chile and compare those that work informal (i.e., independent) formal established company) settings. A cross-sectional summer 2017 recruited 78 from two cities 15 a single facility assess exposures outcomes. Participants completed questionnaire underwent full assessment. Herein, only data...

10.3390/ijerph16030386 article EN International Journal of Environmental Research and Public Health 2019-01-29

En un mundo cada vez más tecnológico e interconectado, pero también violento, esquilmado y contaminado, la salud medioambiental pediátrica (SMAP) constituye una de las mejores contribuciones para mejorar global. Pocas zonas del planeta tienen afinidad tan alta en valores intereses como Unión Europea (UE), América Latina el Caribe (ALC). Las inversiones actuaciones SMAP periodos pre posnatales durante dos primeras décadas vida generarán incontables beneficios bienestar general todas épocas...

10.1016/j.anpedi.2018.11.015 article ES cc-by-nc-nd Anales de Pediatría 2018-12-23

Abstract Background Central nervous system (CNS) infection has been an ongoing concern in paediatrics. The FilmArray® Meningoencephalitis (FAME) panel greater sensitivity identifying the aetiology of CNS infections. This study’s objective was to compare aetiological identification and hospitalization costs among patients with suspected before after use FAME. Methods An analytical observational study carried out using a retrospective cohort for pre-intervention (pre-FAME use) period...

10.1186/s12887-022-03241-1 article EN cc-by BMC Pediatrics 2022-04-05

In a world that is increasingly technological and interconnected, but also more violent, overexploited polluted, Paediatric Environmental Health (PEH) one of the best contributions to improve global health. Few areas planet have high affinity with common values interests, such as European Union (EU), Latin America Caribbean (LAC). The investments actions PEH in pre- postnatal periods during first two decades life will generate countless benefits health well-being human span. Detecting,...

10.1016/j.anpede.2018.11.008 article EN cc-by-nc-nd Anales de Pediatría (English Edition) 2019-01-27

The informal recycling of electronic waste ("e-waste") is a lucrative business for workers in low- and middle-income countries across the globe. Workers dismantle e-waste to recover valuable materials that can be sold income. However, expose themselves surrounding environment hazardous agents during process, including toxic metals like lead (Pb). To assess which tools, tasks, job characteristics result higher concentrations urine blood levels among workers, ten random samples 2 min video...

10.3390/ijerph182010580 article EN International Journal of Environmental Research and Public Health 2021-10-09

10.5867/medwave.2024.01.2805 article EN cc-by-nc Medwave 2024-01-15

Zoonoses are infections caused by all types of etiological transmissible agents from vertebrate animals to humans. During the last decades, risk health different zoonoses has been a consequence natural distribution and emergence reemergence these diseases.To study mortality four main in continental Chile, based on national data, with objective visualizing geographically where focus control efforts diseases.Relative was estimated means Bayesian Statistics.The Chile obtained.The maps obtained...

10.4067/s0716-10182019000500599 article EN Revista chilena de infectología 2019-10-01

Introduction: Celiac disease (CD) is a chronic immune-mediated enteropathy present in ~1% of population. Gluten-free diet (GFD) the only treatment for this condition and main limitation its efficacy lack adherence.

10.4067/s0370-41062018000200216 article EN Revista chilena de pediatría 2018-04-01

In the city of Arica, northern Chile, population has been involuntarily exposed to arsenic natural and anthropogenic origin. This study aims evaluate association between urinary concentration bronchial asthma diagnosis in children Arica. A cross-sectional analysis a database 1892 subjects under 18 years age enrolled Environmental Health Centre 2009 2021 was carried out. Arsenic exposure obtained from urine sample system for management explicit health guarantees. Logistic regression models...

10.3390/toxics10100625 article EN cc-by Toxics 2022-10-19

Abstract: Automatic geocoding methods have become popular in recent years, facilitating the study of association between health outcomes and place living. However, rather few studies evaluated quality, with most them being performed US Europe. This article aims to compare quality three automatic online tools against a reference method. A subsample 300 handwritten addresses from hospital records was geocoded using Bing, Google Earth, Maps. Match rates were higher (> 80%) for Maps Earth...

10.1590/0102-311x00288920 article EN cc-by Cadernos de Saúde Pública 2022-01-01

Aims & Objectives: Sepsis is a clinical syndrome characterized by fatal organ dysfunction. In adults, 6 echocardiographic phenotypes are identified that determine management and prognosis. We seek to extrapolate this classification the pediatric population. To describe of sepsis, estimating association with multiple dysfunction (Pediatric SOFA scale, P-Sofa), ICU mechanical ventilation (MV) free day Methods: Prospective observational study in 2 Pediatric Critical Patient Units Chile 2022 -...

10.1097/01.pcc.0001084480.32920.ab article EN Pediatric Critical Care Medicine 2024-11-01

Changes in bone mineral density (BMD) are common adults infected with human immunodeficiency virus (HIV). There few studies evaluating involvement children infected.To evaluate BMD vertically HIV-infected children.We studied 53 (8-18 years) from five hospitals. Disease status, nutritional assessment, vitamin D (25-OHD) levels and immunological status were recorded. was measured by densitometry. Descriptive analysis, comparison of means simple multiple linear regression used.88.7% stage B C,...

10.4067/s0716-10182018000600634 article EN Revista chilena de infectología 2018-01-01

Eating disorders (ED) have a high prevalence during adolescence, associated with morbidity and mortality. In our country, there are no data that characterize adolescent inpatients ED.To describe analyze hospitalizations of children adolescents due to ED admitted in Pediatric Mental Health Service (PMHS).Data were collected from the clinical record patients hospitalized PMHS Hospital Roberto del Río 2005-2015. The following admission variables studied: cause for hospitalization, type, nu...

10.32641/rchped.v90i3.788 article EN Revista chilena de pediatría 2019-06-10

U na de las características distintivas del asma bronquial es la inflamación crónica vía aérea 1,2 .Esta difícil evaluación y no está incorporada en forma rutinaria ni el proceso habitual diagnóstico, como guía tratamiento.La se puede medir por varios

10.4067/s0034-98872013000600008 article ES Revista médica de Chile 2013-06-01

Risk factor of intestinal colonization with vancomycin resistant Enterococcus spp in hospitalized pediatric patients oncological diseaseBackground: The isolation vancomycin-resistant (ERV) has increased significantly within the last few years, along risk infection and dissemination these bacteria.Our aim was to determine factors (RF) for disease at Hospital de Niños Roberto del Río.Methods: Between January 2012 December 2013 a transversal study performed 107 rectal swabs processed PCR...

10.4067/s0716-10182015000500004 article EN Revista chilena de infectología 2015-08-01

To describe the interests, preferred topics and learning in public health issues emerging from Chilean students with their participation a science education experience.A qualitative exploratory study was conducted 29 school research groups through project Salud Con-Ciencia en tu Barrio, based on content analysis of texts narratives students.Students prioritize situation abandoned animals, waste management, security urban infrastructure, mainly. They view role social actors, positive/negative...

10.21149/8177 article EN cc-by-nc-sa Salud Pública de México 2017-05-31
Coming Soon ...