Fig 1.
Flowchart of the German notification system for infectious diseases.
Fig 2.
Formulae of the positive predictive value based on the case definition (PPVCD, A) and the reference definition (PPVRD, B). CD: case definition; RD: reference definition; LHD: local health department.
Fig 3.
Notified and discarded infectious disease notifications, Berlin, 2012.
LHD: local health department; RHD: regional health department; RKI: Robert Koch Institute.
Table 1.
Positive predictive value of infectious disease notifications based on the case definition and the reference definition, number of notifications received, number of notifications meeting the case definitions and reference definitions, Berlin, Germany, 2012.
Table 2.
Reasons for discarding notifications of hepatitis B, C and other infectious diseases at one local health department, Berlin, Germany, 2012 (n = 166).