Table 1.
Basic profiles of five evacuation centres and influenza cases, Yamamoto town
| Evacuation centres | No. of evacuees* | % of ≤ 15 years in evacuees | % of ≥ 65 years in evacuees | No. of influenza case | M/F ratio | Index case (age, sex) | Mean age of influenza cases | AR** (%) |
|---|---|---|---|---|---|---|---|---|
| Evacuation centre A |
130 |
NA |
NA |
10 |
4/6 |
60s, M |
54.4 |
7.7 |
| Evacuation centre B |
702 |
12.1 |
36.3 |
60 |
27/33 |
48, M |
51.0 |
8.6 |
| Evacuation centre C |
606 |
10.1 |
28.7 |
31 |
16/15 |
54, M |
50.7 |
5.1 |
| Evacuation centre D |
121 |
NA |
NA |
2 |
0/2 |
46, F |
31.5 |
1.7 |
| Evacuation centre E | 251 | NA | NA | 2 | 2/0 | 10s, M | 21.5 | 0.8 |
Note: *The numbers of evacuees in Evacuation Centre A, D, and E were reported on March 25, 2011. The number of evacuees in Evacuation Centre B and C were reported on March 21, 2011. **AR, attack rate.