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Volume 19, Number 1—January 2013
Research

Vaccination and Tick-borne Encephalitis, Central Europe

Franz X. HeinzComments to Author , Karin Stiasny, Heidemarie Holzmann, Marta Grgic-Vitek, Bohumir Kriz, Astrid Essl, and Michael Kundi
Author affiliations: Author affiliations: Medical University of Vienna, Vienna, Austria (F.X. Heinz, K. Stiasny, H. Holzmann, M. Kundi); National Institute of Public Health, Ljubljana, Slovenia (M. Grgic-Vitek); National Institute of Public Health, Prague, Czech Republic (B. Kriz); and GfK Austria Healthcare, Vienna (A. Essl)

Main Article

Table

Field effectiveness of TBE vaccination, Austria, 2000–2011*

Scenario, by age group, y Unvaccinated persons
Regularly vaccinated persons
Irregularly vaccinated persons
Incidence† Incidence† FE, % (95% CI) Incidence† FE, % (95% CI)
Best-case‡

0–14

 1.62 0.10 94.0 (88.0–97.0) 0.18 88.6 (63.3–96.5)

15–50

 5.41 0.02 99.7 (99.3–99.9) 0.26 95.3 (92.9–96.9)

51–60

 7.60 0.13 98.2 (96.7–99.1) 0.31 96.0 (91.4–98.1)

>61

 7.52 0.14 98.2 (97.0–98.9) 0.63 91.7 (87.9–94.3)

Total

 5.01
0.07
98.7 (98.2–99.0)
0.37
92.5 (90.3–94.3)
Worst-case§

0–14

 1.62 0.13 92.2 (87.4–97.0) 0.19 88.0 (62.3–96.2)

15–50

 5.41 0.11 98.1 (97.4–98.8) 0.30 94.5 (91.9–96.2)

51–60

 7.60 0.25 96.8 (95.3–98.4) 0.39 94.9 (89.9–97.4)

>61

 7.52 0.44 94.4 (92.8–96.1) 0.71 90.5 (86.4–93.3)

Total

 5.01 0.20 96.3 (95.5–97.0) 0.44 91.3 (88.9–93.2)

*TBE, tick-borne encephalitis; FE, field effectiveness.
†Cases/100,000 population.
‡Persons with TBE but unknown vaccination status were excluded.
§Persons with TBE but unknown vaccination status were considered regularly vaccinated.

Main Article

Page created: December 20, 2012
Page updated: December 20, 2012
Page reviewed: December 20, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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