Confirmed Norovirus Outbreaks Submitted to CaliciNet, by Genogroup
(September 1, 2016 – September 30, 2017)
| Outbreak Month |
Norovirus GI |
Norovirus GII |
| 2016-09 |
5 |
17 |
| 2016-10 |
6 |
33 |
| 2016-11 |
9 |
52 |
| 2016-12 |
18 |
93 |
| 2017-01 |
13 |
101 |
| 2017-02 |
7 |
84 |
| 2017-03 |
9 |
78 |
| 2017-04 |
7 |
52 |
| 2017-05 |
8 |
36 |
| 2017-06 |
5 |
20 |
| 2017-07 |
11 |
13 |
| 2017-08 |
6 |
10 |
| 2017-09 |
1 |
5 |
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Genotype Distribution of Norovirus Outbreaks
September 1, 2017 – September 30, 2017
| Genotype |
Number of Outbreaks |
| GII.P16-GII.4 Sydney |
2 |
| GII.Pe-GII.4 Sydney |
2 |
| GI.P6-GI.6 |
1 |
| GII.P7-GII.6 |
1 |
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Genotype Distribution of Norovirus Outbreaks
September 1, 2016 – August 31, 2017
| Genotype |
Number of Outbreaks |
| GII.P16-GII.4 Sydney |
357 |
| GII.Pe-GII.4 Sydney |
24 |
| GII.2 |
134 |
| GI.3 |
43 |
| GII.6 |
25 |
| GI.7 |
40 |
| Other Genotypes |
70 |
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- Page last reviewed: June 24, 2016
- Page last updated: October 16, 2017
- Content source:
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