How can the public health impact of vaccination be estimated?
Abstract Background Deaths due to vaccine preventable diseases cause a notable proportion of mortality worldwide. To quantify the importance of vaccination, it is necessary to estimate the burden averted through vaccination. The Vaccine Impact Modelling Consortium (VIMC) was established to estimate...
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2021
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oai:doaj.org-article:2a3e51547e70454a996126f696d4bd312021-11-14T12:14:18ZHow can the public health impact of vaccination be estimated?10.1186/s12889-021-12040-91471-2458https://doaj.org/article/2a3e51547e70454a996126f696d4bd312021-11-01T00:00:00Zhttps://doi.org/10.1186/s12889-021-12040-9https://doaj.org/toc/1471-2458Abstract Background Deaths due to vaccine preventable diseases cause a notable proportion of mortality worldwide. To quantify the importance of vaccination, it is necessary to estimate the burden averted through vaccination. The Vaccine Impact Modelling Consortium (VIMC) was established to estimate the health impact of vaccination. Methods We describe the methods implemented by the VIMC to estimate impact by calendar year, birth year and year of vaccination (YoV). The calendar and birth year methods estimate impact in a particular year and over the lifetime of a particular birth cohort, respectively. The YoV method estimates the impact of a particular year’s vaccination activities through the use of impact ratios which have no stratification and stratification by activity type and/or birth cohort. Furthermore, we detail an impact extrapolation (IE) method for use between coverage scenarios. We compare the methods, focusing on YoV for hepatitis B, measles and yellow fever. Results We find that the YoV methods estimate similar impact with routine vaccinations but have greater yearly variation when campaigns occur with the birth cohort stratification. The IE performs well for the YoV methods, providing a time-efficient mechanism for updates to impact estimates. Conclusions These methods provide a robust set of approaches to quantify vaccination impact; however it is vital that the area of impact estimation continues to develop in order to capture the full effect of immunisation.Susy Echeverria-LondonoXiang LiJaspreet ToorMargaret J. de VilliersShevanthi NayagamTimothy B. HallettKaja AbbasMark JitPetra KlepacKévin JeanTini GarskeNeil M. FergusonKaty A. M. GaythorpeBMCarticleVaccineImpactModellingHepatitisMeaslesYellow feverPublic aspects of medicineRA1-1270ENBMC Public Health, Vol 21, Iss 1, Pp 1-12 (2021) |
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Vaccine Impact Modelling Hepatitis Measles Yellow fever Public aspects of medicine RA1-1270 |
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Vaccine Impact Modelling Hepatitis Measles Yellow fever Public aspects of medicine RA1-1270 Susy Echeverria-Londono Xiang Li Jaspreet Toor Margaret J. de Villiers Shevanthi Nayagam Timothy B. Hallett Kaja Abbas Mark Jit Petra Klepac Kévin Jean Tini Garske Neil M. Ferguson Katy A. M. Gaythorpe How can the public health impact of vaccination be estimated? |
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Abstract Background Deaths due to vaccine preventable diseases cause a notable proportion of mortality worldwide. To quantify the importance of vaccination, it is necessary to estimate the burden averted through vaccination. The Vaccine Impact Modelling Consortium (VIMC) was established to estimate the health impact of vaccination. Methods We describe the methods implemented by the VIMC to estimate impact by calendar year, birth year and year of vaccination (YoV). The calendar and birth year methods estimate impact in a particular year and over the lifetime of a particular birth cohort, respectively. The YoV method estimates the impact of a particular year’s vaccination activities through the use of impact ratios which have no stratification and stratification by activity type and/or birth cohort. Furthermore, we detail an impact extrapolation (IE) method for use between coverage scenarios. We compare the methods, focusing on YoV for hepatitis B, measles and yellow fever. Results We find that the YoV methods estimate similar impact with routine vaccinations but have greater yearly variation when campaigns occur with the birth cohort stratification. The IE performs well for the YoV methods, providing a time-efficient mechanism for updates to impact estimates. Conclusions These methods provide a robust set of approaches to quantify vaccination impact; however it is vital that the area of impact estimation continues to develop in order to capture the full effect of immunisation. |
format |
article |
author |
Susy Echeverria-Londono Xiang Li Jaspreet Toor Margaret J. de Villiers Shevanthi Nayagam Timothy B. Hallett Kaja Abbas Mark Jit Petra Klepac Kévin Jean Tini Garske Neil M. Ferguson Katy A. M. Gaythorpe |
author_facet |
Susy Echeverria-Londono Xiang Li Jaspreet Toor Margaret J. de Villiers Shevanthi Nayagam Timothy B. Hallett Kaja Abbas Mark Jit Petra Klepac Kévin Jean Tini Garske Neil M. Ferguson Katy A. M. Gaythorpe |
author_sort |
Susy Echeverria-Londono |
title |
How can the public health impact of vaccination be estimated? |
title_short |
How can the public health impact of vaccination be estimated? |
title_full |
How can the public health impact of vaccination be estimated? |
title_fullStr |
How can the public health impact of vaccination be estimated? |
title_full_unstemmed |
How can the public health impact of vaccination be estimated? |
title_sort |
how can the public health impact of vaccination be estimated? |
publisher |
BMC |
publishDate |
2021 |
url |
https://doaj.org/article/2a3e51547e70454a996126f696d4bd31 |
work_keys_str_mv |
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