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Volume 27, Number 9—September 2021
Research

Spatiotemporal Dynamics of Sporadic Shiga Toxin–Producing Escherichia coli Enteritis, Ireland, 2013–2017

Eimear Cleary1, Martin Boudou1, Patricia Garvey, Coilin Oh Aiseadha, Paul McKeown, Jean O’DwyerComments to Author , and Paul HyndsComments to Author 
Author affiliations: Technological University Dublin, Dublin, Ireland (E. Cleary, M. Boudou, P. Hynds); Health Protection Surveillance Centre, Dublin (P. Garvey, P. McKeown); Steeven’s Hospital, Dublin (C. Oh’Aiseadha); University College Cork, Cork, Ireland (J. O’Dwyer)

Main Article

Table 2

Results of year on year space-time scanning among all confirmed sporadic VTEC cases in Ireland, 2013-2017

Cluster no. Population No. cases Expected Observed/ expected RR Start date End date p value
2013
1 268,082 32 4.62 6.93 7.37 2013 Jul 1 2013 Aug 31 0.00000000016
2 140,784 27 3.60 7.50 7.90 2013 May 1 2013 Jul 31 0.0000000041
3 147,000 25 3.76 6.65 6.97 2013 May 1 2013 Jul 31 0.00000030
4
 154,425
 18
 3.91
 4.61
 4.75
 2013 Apr 1
 2013 Jun 30
 0.022
2014
1 370,743 40 9.72 4.11 4.40 2014 Jul 1 2014 Sep 30 0.00000022
2
 75,467
 14
 1.96
 7.15
 7.34
 2014 Apr 1
 2014 Jun 30
 0.0041
2015
1 165,552 14 1.50 9.36 9.60 2015 Sep 1 2015 Sep 30 0.00018
2 245,189 27 6.79 3.97 4.14 2015 May 1 2015 Jul 31 0.00067
3
 59,890
 13
 1.66
 7.83
 8.02
 2015 May 1
 2015 Jul 31
 0.0037
2016
1 299,166 42 10.59 3.97 4.18 2016 May 31 2016 Aug 30 0.00000033
2 119,941 21 4.20 5.00 5.14 2016 May 1 2016 Jul 30 0.0017
3
 261,375
 31
 9.25
 3.35
 3.47
 2016 Mar 31
 2016 Jun 30
 0.0044
2017
1 345,279 54 12.93 4.18 4.45 2017 Jun 30 2017 Sep 29 0.00000000006
2 190,947 27 7.15 3.78 3.89 2017 Jul 30 2017 Oct 29 0.0042
3 232,749 29 8.71 3.33 3.43 2017 Jun 30 2017 Sep 29 0.015
4 66,817 15 2.47 6.06 6.18 2017 Apr 30 2017 Jul 29 0.017
5 81,564 10 1.00 10.04 10.18 2017 Sep 30 2017 Oct 29 0.027

*RR, relative risk; VTEC, verocytotoxin-producing Escherichia coli.

Main Article

1These first authors contributed equally to this article.

Page created: July 15, 2021
Page updated: August 17, 2021
Page reviewed: August 17, 2021
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