Similar articles for PMID: 23401401

Year	Number of Results
1969	1
1971	1
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1981	1
1992	1
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1994	1
1999	3
2000	1
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2004	3
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2006	4
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2009	6
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2011	16
2012	4
2013	5
2014	3
2015	6
2016	7
2018	2
2019	3
2020	3
2021	3
2024	0

1

Adjustment for continuous confounders: an example of how to prevent residual confounding.

Groenwold RH, Klungel OH, Altman DG, van der Graaf Y, Hoes AW, Moons KG; PROTECT WP2 (Pharmacoepidemiological Research on Outcomes of Therapeutics by a European Consortium, Work Programme 2 [Framework for pharmacoepidemiology studies]). Groenwold RH, et al. CMAJ. 2013 Mar 19;185(5):401-6. doi: 10.1503/cmaj.120592. Epub 2013 Feb 11. CMAJ. 2013. PMID: 23401401 Free PMC article. Review. No abstract available.

2

Pooling of confounders did not induce residual confounding in influenza vaccination studies.

Groenwold RH, Hak E, Hoes AW. Groenwold RH, et al. Ann Epidemiol. 2009 Jun;19(6):432-6. doi: 10.1016/j.annepidem.2009.02.001. Ann Epidemiol. 2009. PMID: 19460673

3

The potential effect of temporary immunity as a result of bias associated with healthy users and social determinants on observations of influenza vaccine effectiveness; could unmeasured confounding explain observed links between seasonal influenza vaccine and pandemic H1N1 infection?

Crowcroft NS, Rosella LC. Crowcroft NS, et al. BMC Public Health. 2012 Jun 20;12:458. doi: 10.1186/1471-2458-12-458. BMC Public Health. 2012. PMID: 22716096 Free PMC article.

4

Further evidence for bias in observational studies of influenza vaccine effectiveness: the 2009 influenza A(H1N1) pandemic.

Jackson ML, Yu O, Nelson JC, Naleway A, Belongia EA, Baxter R, Narwaney K, Jacobsen SJ, Shay DK, Jackson LA. Jackson ML, et al. Am J Epidemiol. 2013 Oct 15;178(8):1327-36. doi: 10.1093/aje/kwt124. Epub 2013 Aug 26. Am J Epidemiol. 2013. PMID: 23978527 Free PMC article.

5

Frequency and impact of confounding by indication and healthy vaccinee bias in observational studies assessing influenza vaccine effectiveness: a systematic review.

Remschmidt C, Wichmann O, Harder T. Remschmidt C, et al. BMC Infect Dis. 2015 Oct 17;15:429. doi: 10.1186/s12879-015-1154-y. BMC Infect Dis. 2015. PMID: 26474974 Free PMC article. Review.

6

Monitoring adverse events of the vaccination campaign against influenza A (H1N1) in the Netherlands.

van Puijenbroek EP, Broos N, van Grootheest K. van Puijenbroek EP, et al. Drug Saf. 2010 Dec 1;33(12):1097-108. doi: 10.2165/11539270-000000000-00000. Drug Saf. 2010. PMID: 21077700

7

Assessing the impact of confounding (measured and unmeasured) in a case-control study to examine the increased risk of pandemic A/H1N1 associated with receipt of the 2008-9 seasonal influenza vaccine.

Rosella LC, Groenwold RH, Crowcroft NS. Rosella LC, et al. Vaccine. 2011 Nov 15;29(49):9194-200. doi: 10.1016/j.vaccine.2011.09.132. Epub 2011 Oct 12. Vaccine. 2011. PMID: 22001885

8

Web-based intensive monitoring of adverse events following influenza vaccination in general practice.

van Balveren-Slingerland L, Kant A, Härmark L. van Balveren-Slingerland L, et al. Vaccine. 2015 May 5;33(19):2283-2288. doi: 10.1016/j.vaccine.2015.03.014. Epub 2015 Mar 20. Vaccine. 2015. PMID: 25797367 No abstract available.

9

The European CHMP criteria for influenza vaccine immunogenicity cannot be improved by the use of confidence intervals.

Nauta JJ, de Bruijn IA. Nauta JJ, et al. Vaccine. 2006 Nov 10;24(44-46):6643-4. doi: 10.1016/j.vaccine.2006.05.053. Epub 2006 Jun 5. Vaccine. 2006. PMID: 16797109

10

Seasonal influenza vaccination and the 2009 pandemic.

Mercer G, Kelly H. Mercer G, et al. Clin Infect Dis. 2011 Mar 15;52(6):828-9; author reply 830-1. doi: 10.1093/cid/cir035. Clin Infect Dis. 2011. PMID: 21367738 No abstract available.

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