Table 1 Summary of NoV outbreaks reported in Yokohama, Japan from September 2007 to August 2015
| Â | K/Ns | PSs | NHs | ||||||
|---|---|---|---|---|---|---|---|---|---|
0–5 years old | 6–12 years old | >60 years old | |||||||
Season | Outbreaks | Tested samples | Positive samples | Outbreaks | Tested samples | Positive samples | Outbreaks | Tested samples | Positive samples |
2007–2008 | 10 | 50 | 36 | 33 | 267 | 153 | 28 | 200 | 90 |
2008–2009 | 16 | 74 | 60 | 41 | 181 | 133 | 21 | 148 | 73 |
2009–2010 | 10 | 58 | 36 | 43 | 173 | 138 | 17 | 57 | 53 |
2010–2011 | 51 | 218 | 145 | 47 | 151 | 129 | 21 | 96 | 66 |
2011–2012 | 28 | 112 | 85 | 21 | 79 | 63 | 34 | 139 | 103 |
2012–2013 | 39 | 195 | 132 | 24 | 74 | 67 | 58 | 328 | 204 |
2013–2014 | 57 | 207 | 153 | 40 | 150 | 120 | 25 | 116 | 85 |
2014–2015 | 37 | 180 | 133 | 25 | 141 | 87 | 20 | 106 | 69 |