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Volume 3, Number 2—June 1997

Dispatch

Seroepidemiologic Studies of Hantavirus Infection Among Wild Rodents in California

Michele Jay*, Michael S. Ascher†, Bruno B. Chomel‡, Minoo Madon§, David Sesline†, Barryett A. Enge†, Brian Hjelle¶, Thomas G. Ksiazek¥, Pierre E. Rollin¥, Philip H. Kass‡, and Kevin Reilly*
Author affiliations: *California Department of Health Services, Sacramento, California, USA; †Viral and Rickettsial Diseases Laboratory, Berkeley, California, USA; ‡University of California, Davis, California, USA; §California Department of Health Services, Ontario, California, USA; ¶University of New Mexico, Albuquerque, New Mexico, USA; ¥Centers for Disease Control and Prevention, Atlanta, Georgia, USA

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Table 3

Characteristics of selected hantavirus pulmonary syndrome cases and prevalence of antibodies to Sin Nombre virus in Peromyscus maniculatus collected at candidate sites of exposure, California, 1994-1995*

Patient Onset
Date Outcome Suspect County
of Exposure Predominant
Vegetation Elevation
(meters) No. Rodents
Tested % Pos.
1 09/94 Nonfatal Mono conifer, sage brush 1801-2100 34 14.7
2 03/95 Nonfatal Mono conifer, sage brush 1801-2100 22 13.6
3 04/95 Nonfatal Nevada sage brush 1801-2100 52 50.0
4 06/95 Fatal Mono conifer, sage brush 1801-2100 11 54.5
5 09/95 Fatal Placer/Nevada conifer 1501-1800 26 7.7
6 10/95 Nonfatal Plumas conifer 1201-1500 19 5.3
Total 164 26.8

*Rodent studies associated with California HPS cases described in greater detail (20,22,29).

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