Rapid assessment of influenza vaccine effectiveness: Analysis of an internet-based cohort

Epidemiology and Infection

Volumn 140, Issue 7, 2012, Pages 1309-1315

  Eames, K T D ^a   Brooks Pollock, E ^a   Paolotti, D ^b   Perosa, M ^b   Gioannini, C ^b   Edmunds, W J ^a  

^a LONDON SCHOOL OF HYGIENE AND TROPICAL MEDICINE   (United Kingdom)

^b ISI FOUNDATION   (Italy)

Author keywords

Influenza (seasonal); influenza vaccines; surveillance system; vaccines

Indexed keywords

INFLUENZA VACCINE;

ABSENTEEISM; ADOLESCENT; ADULT; AGED; ARTICLE; CHILD; COHORT ANALYSIS; DRUG EFFICACY; FLU LIKE SYNDROME; HELP SEEKING BEHAVIOR; HUMAN; INFANT; INFECTION PREVENTION; INFLUENZA A (H1N1); INFLUENZA VACCINATION; INTERNET; MAJOR CLINICAL STUDY; MEDICAL ASSESSMENT; PANDEMIC INFLUENZA; PRESCHOOL CHILD; SCHOOL CHILD; SEASONAL INFLUENZA; SELF REPORT;

EID: 84861092850     PISSN: 09502688     EISSN: 14694409     Source Type: Journal    
DOI: 10.1017/S0950268811001804     Document Type: Article

References (21)

1. Farrington CP. Estimation of vaccine effectiveness using the screening method. International Journal of Epidemiology 1993; 22: 742-746.
2. Valenciano M, et al. Study designs for timely estimation of influenza vaccine effectiveness using European sentinel practitioner networks. Vaccine 2010; 28: 7381-7388.
3. Kelly H, et al. Estimation of influenza vaccine effectiveness from routine surveillance data. PLoS One 2009; 4: E5079.
4. Skowronski DM, et al. Estimating vaccine effectiveness against laboratory-confirmed influenza using a sentinel physician network: Results from the 2005-2006 season of dual A and B vaccine mismatch in Canada. Vaccine 2007; 25: 2842-2851.
5. Hardelid P, et al. Effectiveness of pandemic and seasonal influenza vaccine in preventing pandemic influenza A(H1N1)2009 infection in England and Scotland 2009-2010. Eurosurveillance 2011; 16: Pii=19763.
6. Wichmann O, et al. Pandemic influenza A(H1N1) 2009 breakthrough infections and estimates of vaccine effectiveness in Germany 2009-2010. Eurosurveillance 2010; 15: Pii=19561.
7. Skowronski DM, et al. Effectiveness of AS03 adjuvanted pandemic H1N1 vaccine: Case-control evaluation based on sentinel surveillance system in Canada, autumn 2009. British Medical Journal 2011; 342: C7297.
8. Savulescu C, et al. Estimating the influenza vaccine effectiveness in elderly on a yearly basis using the Spanish influenza surveillance network -pilot case-control studies using different control groups, 2008-2009 season, Spain. Vaccine 2010; 28: 2903-2907.
9. Pebody R, et al. Effectiveness of seasonal 2010/2011 and pandemic influenza A(H1N1)2009 vaccines in preventing influenza infection in the United Kingdom: Mid-season analysis 2010/11. Eurosurveillance 2011; 16: Pii=19791.
10. Brooks-Pollock E, et al. Using an online survey of healthcare-seeking behaviour to estimate the magnitude and severity of the 2009 H1N1v influenza epidemic in England. BMC Infectious Diseases 2011; 11: 68.
11. Tilston N, et al. Internet-based surveillance of Influenza-like-illness in the UK during the 2009 H1N1 influenza pandemic. BMC Public Health 2010; 10: 650.
12. Friesma I, et al. Internet-based monitoring of influenzalike illness in the general population: Experience of five influenza seasons in the Netherlands. Vaccine 2009; 27: 6353-6357.
13. McNutt LA, et al. Estimating the relative risk in cohort studies and clinical trials of common outcomes. American Journal of Epidemiology 2003; 157: 940-943.
14. Zou G. A modified Poisson regression approach to prospective studies with binary data. American Journal of Epidemiology 2004; 159: 702-706.
15. Zhang J, Yu KF. What's the relative risk ? A method of correcting the odds ratio in cohort studies of common outcomes. Journal of the American Medical Association 1998; 280: 1690-1691.
16. Ihaka R, Gentleman R. R: A language for data analysis and graphics. Journal of Computational and Graphical Statistics 1996; 5: 299-314.
17. StataCorp. Stata statistical software: Release 11. College Station, TX: StataCorp LP, 2009.
18. HPA. HPA weekly national influenza report (http://www.hpa.org.uk/web/ HPAweb&HPAwebStandard/HPAweb-C/1287147913271). Accessed 8 March 2011.
19. Bridges CB, et al. Effectiveness and cost-benefit of influenza vaccination of healthy working adults. Journal of the American Medical Association 2000; 284: 1655-1663.
20. Kissling E, et al. Early estimates of seasonal influenza vaccine effectiveness in Europe, 2010/11: I-MOVE, a multicentre case-control study. Eurosurveillance 2011; 16: Pii=19818.
21. Savulescu C, et al. Effectiveness of the 2010/11 seasonal trivalent influenza vaccine in Spain: Preliminary results of a case-control study. Eurosurveillance 2011; 16: Pii=19820.