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Fig. 3 | BMC Infectious Diseases

Fig. 3

From: An evidence synthesis approach to estimating the incidence of symptomatic pertussis infection in the Netherlands, 2005–2011

Fig. 3

The ‘surveillance pyramid’ (proportions of all seroconversions that are true infections (i.e., not vaccination-related), symptomatic infections, and that were notified) aggregated over the period 2005–2011, and plotted separately for each age-group. ‘True infections’ indicate seroconversions adjusted for vaccination-related high titres. Capped segments indicate 95 % credible intervals

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