Table 2 Vaccine effectiveness determined with Farrington’s screening method9 and input data for cases (source: routine TBE surveillance 2012–2020) and vaccination coverage 2019 (source: claims data21).

From: Tick-borne encephalitis vaccine effectiveness and barriers to vaccination in Germany

Scenario

Unvaccinated cases

Fully vaccinated cases

Population proportion unvaccinated (%)

Population proportion fully vaccinated (%)

Vaccine effectiveness

Raw routine data

2,529

56

62.04

18.98

92.76

Corrected for misclassification

2,529

82

62.04

18.98

89.42