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Volume 20, Number 4—April 2014
Research

Large Outbreak of Cryptosporidium hominis Infection Transmitted through the Public Water Supply, Sweden

Micael WiderströmComments to Author , Caroline Schönning, Mikael Lilja, Marianne Lebbad, Thomas Ljung, Görel Allestam, Martin Ferm, Britta Björkholm, Anette Hansen, Jari Hiltula, Jonas Långmark, Margareta Löfdahl, Maria Omberg, Christina Reuterwall, Eva Samuelsson, Katarina Widgren, Anders Wallensten, and Johan Lindh
Author affiliations: Umeå University, Umeå, Sweden (M. Widerström, M. Lilja, M. Ferm C. Reuterwall, E. Samuelsson); Jämtland County Council, Östersund, Sweden (M. Widerström, M. Omberg); Public Health Agency of Sweden, Soina, Sweden (C. Schönning, M. Lebbad, G. Allestam, B. Björkholm, A. Hansen, J. Långmark, M. Löfdahl, K. Widgren, A. Wallensten, J. Lindh); Mid Sweden University, Östersund, (T. Ljung,); Östersund Municipality, Östersund (J. Hitula); and Karolinska Institutet, Stockholm (J. Lindh)

Main Article

Table 4

Distribution of respondents and relapse of diarrhea among surveyed case-patients in the Cryptosporidium infection outbreak, Östersund, Sweden, 2010–11

Age group, y All relapses, % 1 Relapse, %
 >1 Relapse, %
Female Male p value Women Men p value
0–9 68.5 50.0 43.8 0.66 22.7 21.9 0.94
10–19 48.9 20.7 50.0 0.04 20.7 10.0 0.30
20–29 40.4 22.6 19.2 0.76 22.6 15.4 0.50
30–39 47.3 25.9 32.1 0.63 29.6 7.1 0.03
40–49 51.3 27.8 36.4 0.42 25.0 13.6 0.21
50–59 47.4 22.2 23.8 0.89 25.0 23.8 0.92
60–69 47.8 22.6 20.0 0.85 29.0 20.0 0.52
>69 35.3 15.0 35.7 0.20 15.0 7.1 0.50
Total 49.1 25.4 33.5 0.07 24.1 15.0 0.016

Main Article

Page created: March 12, 2014
Page updated: March 12, 2014
Page reviewed: March 12, 2014
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