Results 21 to 30 of about 3,177,556 (156)

Factors associated with COVID-19 infection in People Living with HIV. A case-control study nested in a Colombian cohort

open access: yesInfectio, 2023
Objective: People living with HIV (PLWH); can be especially vulnerable to the effects of SARS-Co V-2 and COVID-19. In this study, we evaluate the factors associated with acquiring COVID-19 and the severity of the infection among PLWH.
Juan Carlos Alzate-Angel
doaj   +1 more source

A basic introduction to epidemiologic research

open access: yesRevista Ciencias Biomédicas, 2010
Epidemiology is the science that gives a framework to health-related scientific evidence. It has had a rapid evolution in the XX century and beginning of the XXI century.
Paternina-Caicedo Ángel
doaj  

Plasma Adiponectin Concentrations and Adiponectin Gene Polymorphisms Are Associated with Bronchial Asthma in the Chinese Li Population

open access: yesIranian Journal of Allergy, Asthma and Immunology, 2015
The purpose of this study was to determine the clinical significance of changes in the plasma  adiponectin  concentration  in  patients  with  bronchial  asthma  and  to  test  the association between the single nucleotide polymorphisms (SNPs) rs2241766 ...
Yipeng Ding   +6 more
doaj  

A Case-Control Study of Comparison of Plasma Levels of Matrix Metalloproteinase-9 in Inhaled Opium Addicts and Clinically Healthy Persons [PDF]

open access: yesAddiction and Health, 2017
cancer invasion and lymphatic metastasis. Smoking has been reported to increase the metalloproteinase level, but the role of opium consumption in metalloproteinase level has not yet been examined.
Maryam Amizadeh   +4 more
doaj  

Case-control study on factors associated with crown fractures in the primary dentition

open access: yesBrazilian Oral Research, 2015
The purpose of the present study was to identify the factors associated with dental trauma in preschool children. This case-control study was nested in a population-based cross-sectional study involving a random sample of 301 children one to five years ...
Patrícia CORRÊA-FARIA   +4 more
doaj   +1 more source

Exposure to pistachio pesticides and stillbirth: a case-control study [PDF]

open access: yesEpidemiology and Health, 2016
OBJECTIVES Stillbirth is an undesirable outcome of pregnancy. In light of the increasing use of pesticides and growing concerns about the possible health effects of agricultural pesticides, we investigated the effect of exposure to pistachio pesticides ...
Saeid Razi   +5 more
doaj   +1 more source

Results of case-control studies support the association between contact lens use and Acanthamoeba keratitis

open access: yesClinical Ophthalmology, 2013
Elena Pacella,1 Giuseppe La Torre,2 Maria De Giusti,2 Chiara Brillante,1 Anna Maria Lombardi,2 Gianpaolo Smaldone,1 Tommaso Lenzi,1 Fernanda Pacella11Department of Sense Organs, Faculty of Medicine and Dentistry, Sapienza University of Rome, Italy ...
Pacella E   +7 more
doaj  

MANAGEMENT CONTROL FOR CREATING INNOVATION IN TEACHING METHODS IN ENTREPRENEURSHIP-BASED UNIVERSITIES

open access: yesJurnal Aplikasi Manajemen, 2018
Innovation is one of the most important strategies for gaining a competitive advantage, especially for a new organization entering the industry that has been around for quite a long time.
Denny Bernardus
doaj   +1 more source

Causal diagrams and the logic of matched case-control studies

open access: yesClinical Epidemiology, 2012
Eyal Shahar,1 Doron J Shahar,21Division of Epidemiology and Biostatistics, Mel and Enid Zuckerman College of Public Health, 2Departments of Physics and Mathematics, College of Science, The University of Arizona, Tucson, AZ, USAAbstract: It is tempting to
Shahar E, Shahar DJ
doaj  

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