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Volume 13, Number 6—June 2007

Research

Human Alveolar Echinococcosis after Fox Population Increase, Switzerland

Alexander Schweiger*1, Rudolf W. Ammann*, Daniel Candinas†, Pierre-Alain Clavien*, Johannes Eckert*, Bruno Gottstein†, Nerman Halkic‡, Beat Muellhaupt*, Bettina Mareike Prinz*, Juerg Reichen†, Philip E. Tarr‡, Paul R. Torgerson*, and Peter Deplazes*Comments to Author 
Author affiliations: *University of Zurich, Zurich, Switzerland; †University of Bern, Bern, Switzerland; ‡University of Lausanne, Lausanne, Switzerland;

Main Article

Table

Data from reported case-finding studies on human alveolar echinococcosis, 1956–2005, Switzerland

Study (reference no.) Years No. cases Mean annual incidence/100,000 population Mean age 
±SD, y   Sex, no. (%)
Male Female
Drolshammer (12) 1956–1969 122 0.15 54.2 ± 18.2 65 (53)* 57 (47)
Gloor (13) 1970–1983 145 0.16 55.0 ± 16.0 79 (54)* 66 (46)
Eckert (14) 1984–1992 71† 0.12 52.0 ± 17.7 33 (46) 38 (54)
This study 1993–2000 60 0.10 52.5 ± 18.4 26 (43) 34 (57)
This study 2001–2005 96 0.26‡ 54.5 ± 17.3 42 (44) 54 (56)
Total 1956–2005 494 0.15 54.0 ± 17.3 245 (49.7) 248 (50.3)

*Proportion of cases in male patients was significantly higher during 1956–1983 than 1984–2005 (p<0.05).
†Six more cases from 1984–1992 have been included in this study.
‡Significantly increased compared with1984–2000 (p for trend <0.01).

Main Article

1This author submitted this article to the University of Zurich as part of his Doctor of Medicine postgraduate degree requirement.

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