Effectiveness of seasonal influenza vaccine in community-dwelling elderly people: a meta-analysis of test-negative design case-control studies

Nursing and Health Professions

• Vaccine Efficacy 50%
• Odds Ratio 40%
• Seasonal Influenza 40%
• Laboratory 30%
• Influenza 30%
• Immunization 20%
• Vaccination Policy 20%
• Validity 10%
• Meta Analysis 10%
• High Risk Population 10%
• Cochrane Library 10%
• Medline 10%
• Embase 10%
• Elderly Population 10%
• Influenza Vaccination 10%

Pharmacology, Toxicology and Pharmaceutical Science

• Case-Control Study 100%
• Live Attenuated Influenza Vaccine 60%
• Vaccine 50%
• Seasonal Influenza 40%
• Influenza 30%
• Virus 20%
• Mixed Model 10%

Immunology and Microbiology

• Vaccine Efficacy 50%
• Influenza 40%
• Virus 20%
• Exercise 10%
• Cochrane Library 10%
• Medline 10%
• Embase 10%
• High Risk Population 10%