LAUSR

The impact of selection bias on vaccine effectiveness estimates from test-negative studies.

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0 Published in 2018 at "Vaccine"

DOI: 10.1016/j.vaccine.2017.12.022

Abstract: INTRODUCTION Estimates of vaccine effectiveness (VE) from test-negative studies may be subject to selection bias. In the context of influenza VE, we used simulations to identify situations in which meaningful selection bias can occur. We… read more here.

Keywords: test negative; selection bias; study; negative studies ... See more keywords

The Causal Interpretation of "Overall Vaccine Effectiveness" in Test-Negative Studies.

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0 Published in 2021 at "American journal of epidemiology"

DOI: 10.1093/aje/kwab101

Abstract: Test-negative studies are commonly used to estimate influenza vaccine effectiveness (VE). In a typical study, an "overall VE" estimate may be reported based on data from the entire sample. However, there may be heterogeneity in… read more here.

Keywords: negative studies; test negative; vaccine effectiveness;

Seeing the Positive in Negative Studies

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3 Published in 2023 at "Annals of Internal Medicine"

DOI: 10.7326/m23-0576

Abstract: Identifying ineffective health interventions can be as important as identifying effective ones (1). Consequently, Annals is interested in publishing “negative” studies. We base our editorial decisions not on the “positivity” of findings (that is, their… read more here.

Keywords: end point; effect; negative studies; range ... See more keywords