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Volume 17, Number 10—October 2011


Zoonotic Ascariasis, United Kingdom

Richard P. BendallComments to Author , Maggie Barlow, Martha Betson, J. Russell Stothard, and Peter Nejsum
Author affiliations: Royal Cornwall Hospital, Truro, UK (R.P. Bendall); Health Protection Agency, St. Austell, UK (M. Barlow); Natural History Museum, London, UK (M. Betson, J.R. Stothard); Liverpool School of Tropical Medicine, Liverpool, UK (M. Betson, J.R. Stothard); University of Copenhagen, Copenhagen, Denmark (P. Nejsum)

Main Article


Risk factors for ascariasis versus enterobiasis in residents of Cornwall, United Kingdom, 1995–2010

Risk factor Ascariasis, no. with risk factor/total no. cases* Enterobiasis, no. with risk factor/total no. cases† Odds ratio (95% confidence interval) p value‡
Age <5 y 22/62 3/38 6.42 (1.77–23.30) 0.0037
Female sex 35/62 22/38 0.845 (0.372–1.920) 0.83
Pig holding within same postcode 11/50 2/35 4.65 (0.962–22.500) 0.036

*n = 63 patients. Postcode not available for 12 patients; 1 postcode was outside of Cornwall. Thus, only 50/63 patients were included in postcode analysis. Sex not indicated for 1 patient; age not indicated for 1 patient. Thus, only 62/63 patients were included in age and sex analyses.
†n = 38 patients. Postcode outside of Cornwall for 3 patients. Thus, only 35/38 patients were included in postcode analysis.
‡By Fisher exact test. Boldface indicates significance.

Main Article

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