Table 3. Size and median duration* of outbreaks by pathogen, 2001–2005, Germany.
| Outbreak type, no. cases/median duration | Size of outbreak |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| 2 | 3 | 4 | 5 | 6–9 | 10–49 | 50–99 | >100 | All | |
| Salmonella | 5,855/2 | 2,134/2 | 1,006/2 | 504/2 | 721/3 | 636/6 | 34/16 | 10/22.5 | 10,900/2 |
| Norovirus | 1,169/2 | 641/3 | 469/3 | 342/4 | 984/6 | 3,694/9 | 636/17 | 140/26 | 8,075/7 |
| Rotavirus | 2,570/3 | 941/4 | 425/6 | 176/7 | 396/8 | 532/13 | 28/29 | 2/49 | 5,070/4 |
| Campylobacter | 2,032/1 | 390/2 | 123/3 | 44/3 | 45/4 | 34/8 | 1/8 | 0 | 2,669/1 |
| Mycobacterium tuberculosis | 454/62.5 | 102/105 | 44/103 | 16/229.5 | 19/282 | 2/253.5 | 0 | 0 | 637/73 |
| Influenza | 420/2 | 163/3 | 67/3 | 19/6 | 17/5 | 25/15 | 2/38.5 | 0 | 713/3 |
| Hepatitis A virus | 227/18 | 102/22 | 42/23 | 33/44.5 | 32/51.5 | 7/106 | 1/77 | 1/106 | 445/22 |
| Giardia | 192/2.5 | 52/12.5 | 27/13 | 4/12 | 3/74 | 4/27 | 0 | 0 | 282/4 |
| Salmonella paratyphi | 13/2 | 3/20 | 0 | 0 | 0 | 1/40 | 0 | 0 | 17/4 |
| Other |
1,052/2 |
318/6 |
134/8 |
61/14 |
88/17 |
102/40 |
8/83.5 |
7/123 |
1,770/6 |
| All pathogens | 13,984/2 | 4,846/3 | 2,337/4 | 1,199/4 | 2,305/6 | 5,037/9 | 710/18 | 160/27 | 30,578/3 |
*Duration and median duration are given in full days.