نتایج جستجو برای: influenza like illness
تعداد نتایج: 809256 فیلتر نتایج به سال:
The aims of the study were to determine the attack rate of influenza-like illness among inhabitants of five old folk homes nationwide using influenza vaccine as a probe and the effectiveness of influenza vaccination in prevention of influenza-like illness. We conducted a nonrandomized, single-blind placebo control study from June 2003 to February 2004. VAXIGRIPR 2003 Southern hemisphere formula...
Background: The flu is a severe and fatal disease with a potential for widespread outbreaks. To reduce the social and economic costs of the disease, vaccination of the entire population and the population at risk is effective. Since every region has a sub-type of influenza virus is endemic, it is necessary to identify the species of native studies done in each area. Methods: In this study, a...
OBJECTIVE To determine whether vaccination of care home staff against influenza indirectly protects residents. DESIGN Pair matched cluster randomised controlled trial. SETTING Large private chain of UK care homes during the winters of 2003-4 and 2004-5. PARTICIPANTS Nursing home staff (n=1703) and residents (n=2604) in 44 care homes (22 intervention homes and 22 matched control homes). ...
Little is known about the disease burden of influenza in middle-income tropical countries like Thailand. The recent outbreak of avian influenza (H5N1) and studies on influenza from neighboring countries highlight the need for data on incidence, access to care, and health care cost. In May/ June 2003, we conducted a province-wide household survey using two-stage cluster sampling to determine the...
Limited effectiveness data are available comparing live attenuated influenza vaccine (LAIV) to inactivated influenza vaccine (TIV) among adults. To compare the incidence of influenza-like illness following immunization of adults with LAIV vs. TIV, we conducted a retrospective cohort analysis of active component U.S. military personnel for the 2005-2006 and 2006-2007 influenza seasons. Recruits ...
BACKGROUND AND PURPOSE Influenza is an important cause of acute respiratory illness among military recruits, and pneumonia is the most frequent complication. This study was performed to categorize the clinical manifestations of influenza infections among military recruits. METHODS In this retrospective chart review, epidemiologic investigation of patients who met the definitions of acute resp...
RATIONALE There is little evidence for the efficacy of handwashing for prevention of influenza transmission in resource-poor settings. We tested the impact of intensive handwashing promotion on household transmission of influenza-like illness and influenza in rural Bangladesh. METHODS In 2009-10, we identified index case-patients with influenza-like illness (fever with cough or sore throat) w...
BACKGROUND An outbreak of highly pathogenic avian influenza A virus subtype H7N7 started at the end of February, 2003, in commercial poultry farms in the Netherlands. Although the risk of transmission of these viruses to humans was initially thought to be low, an outbreak investigation was launched to assess the extent of transmission of influenza A virus subtype H7N7 from chickens to humans. ...
To determine clinical and virologic characteristics of pandemic (H1N1) 2009 in Buenos Aires, Argentina, we conducted real-time reverse transcription-PCR on samples from patients with influenza-like illness, June 11-30, 2009. Of 513 patients tested, 54% were positive for influenza virus subtype H1N1. Infection rate was lowest for patients >or=60 years of age.
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