|
Dates of visit, attack rates and laboratory-confirmed cases by groups, hotel X, Norway, March 2007 |
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| Group |
Dates of visit |
Response rate % |
Attack rate % |
Number of laboratory- confirmed cases |
|
|
||||
| Group A |
12–16 |
65 (11/17) |
0 (0/11) |
0 |
| Group B |
15–16 |
38 (17/45) |
12 (2/17) |
0 |
| Group C |
16–18 |
75 (33/44) |
67 (22*/33) |
9 |
| Group D |
16–18 |
71 (10/14) |
10 (1/10) |
1 |
| Group E |
20–22 |
58 (7/12) |
0 (0/7) |
0 |
| Group F |
21–22 |
40 (4/10) |
0 (0/4) |
0 |
| Group G |
21–23 |
44 (7/16) |
0 (0/7) |
0 |
|
|
||||
| Total |
56 (89/158) |
28 (25/89) |
10 |
|
|
* Of these 22, 14 were Swedish | ||||
Hajdu et al. BMC Infectious Diseases 2008 8:152 doi:10.1186/1471-2334-8-152 |
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