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Volume 13, Number 10—October 2007

Research

SurvNet Electronic Surveillance System for Infectious Disease Outbreaks, Germany

Gérard Krause*Comments to Author , Doris Altmann*, Daniel Faensen*, Klaudia Porten*1, Justus Benzler*, Thomas Pfoch, Andrea Ammon*2, Michael H. Kramer‡, and Hermann Claus*
Author affiliations: *Robert Koch Institute, Berlin, Germany; †Picoware GmbH, Berlin, Germany; ‡Ministry of Health, Berlin, Germany;

Main Article

Table 1

Levels of evidence supporting associations with named exposures, reported infectious disease outbreaks, 2004 and 2005, Germany

Level of evidence No. exposures (%)
Geographic setting Person-to-person Food Blood Water Animal All
Pathogen (in linked person or environmental sample) indicates epidemiologic link 98
(1.4) 3,544
(64.7) 65
(3.8) 4
(1.3) 3
(3.5) 8
(13.6) 3,722
(25.2)
Significant association by epidemiologic study (e.g., case control or cohort study) 763
(10.7) 369
(6.7) 139
(8.2) 148
(47.3) 5
(5.9) 2
(3.4) 1,426
(9.7)
Most cases had same exposure 6,063
(85.2) 1,361
(24.8) 1,342
(79.4) 60
(19.2) 44
(51.8) 32
(54.2) 8,902
(60.4)
Breach of applicable standard recommendations supports epidemiologic link N/A N/A 57
(3.4) 28
(8.9) 3
(3.5) 2
(3.4) 90
(0.6)
Other reasons 191
(2.7) 207
(3.8) 88
(5.2) 73
(23.3) 30
(35.3) 15
(25.4) 604
(4.1)
All entries
7,115
(100)
5,481
(100)
1,691
(100)
313
(100)
85
(100)
59
(100)
14,744
(100)
All outbreaks 7,074 5,400 1,637 311 85 59 14,566

Main Article

1Current affiliation: Epicentre, Geneva, Switzerland

2Current affiliation: European Centre for Disease Prevention and Control, Stockholm, Sweden

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