Resumo das comunicações orais apresentadas na reunião da Vigilância Epidemiológica da Gripe em Portugal. Esta reunião pretende divulgar os resultados da vigilância clínica e laboratorial da época 2014/2015, incluindo informação sobre casos graves, mortalidade e severidade, sistemas de deteção precoce da epidemia de gripe, vacinação antigripal, bem como estratégias de intervenção em saúde pública em situações de...
Background: In recent years several reports of influenza vaccine effectiveness (VE) have been made early for public health decision. The majority of these studies use the case test-negative control design (TND),which has been showed to provide, under certain conditions, unbiased estimates of influenza VE. Nevertheless, discussions have been taken on the best influenza negative control group to use. The presents...
We analyzed the 124 deaths reported in Portugal form flu pandemic. The estimated mortality rate was 1.17/100 000 population. 60% were males, the average age was 47.6 and 66.1% had at least one risk factor. Chronic lung and heart diseases were the most common risk factors. Viral pneumonia was the major cause of death. 11% of the deceased had no treatment with neuraminidase inhibitors and none was vaccinated agai...
ABSTRACT - We analyzed the 124 deaths reported in Portugal form flu pandemic. The estimated mortality rate was 1.17/100 000 population. 60% were males, the average age was 47.6 and 66.1% had at least one risk factor. Chronic lung and heart diseases were the most common risk factors. Viral pneumonia was the major cause of death. 11% of the deceased had no treatment with neuraminidase inhibitors and none was vacc...
Objetivos: O estudo EuroEVA (Efetividade da vacina antrigripal na Europa) teve como objetivos estimar a efetividade da vacina antigripal sazonal 2010-2011 na população geral e nos indivíduos com 65 ou mais anos de idade. Tipo de estudo: Estudo observacional do tipo caso-controlo e método screening Local: Portugal Continental População: População portuguesa residente e não institucionalizada sem contra-indicação...
Objective: The objectives the EuroEVA study (Influenza vaccine effectiveness in Europe) were to estimate the effectiveness of the seasonal influenza vaccine (VE) in 2010-2011 in the general population and among individuals 65 years of age and older. Study type: An observational study using the case-control and screening methods Local: Continental Portugal Population: The Portuguese population with no contraindi...
Introdução: Anualmente o vírus da gripe é responsável por epidemias que afetam as populações humanas, originando infeções respiratórias normalmente benignas mas que podem ter repercussões elevadas na saúde dos indivíduos. A medida de prevenção mais eficaz é a vacinação, mas a constante evolução dos vírus influenza obriga à reformulação da sua composição todos os anos. O projeto de EuroEVA (Efetividade da vacina...
The EuroEVA project is the Portuguese component of the multicentre I-MOVE study and aims to obtain estimates of the seasonal and pandemic vaccine effectiveness during and after the influenza season. Since the 2008/2009 influenza season Portugal, along with other European countries, has implemented a common protocol using a case-control study design, where influenza-like illness cases which are laboratory confir...
Every year, influenza virus is responsible for epidemics that affect human health causing respiratory infections that could lead to serious health complications of individuals belonging to risk groups, as well as on the functioning of health services. In order to mitigate influenza impacts, vaccination has been one of the main measures, being recognized its role in reducing the risk of developing the disease an...