Volume 13, Number 1—January 2007
Dispatch
Gastroenteritis Caused by Norovirus GGII.4, the Netherlands, 1994–2005
Table
Outbreaks of gastroenteritis caused by noroviruses per mode of transmission and setting, the Netherlands, 1994–2005*
Genotype | Mode of transmission per genotype, no. (%) |
Setting per genotype, no. (%) |
|||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MW | F | PTP | U/O | Total | T | S/D | R/C/C | H | PH | RI | U/O | Total | |
GGI + IV | 1 (50) | 5 (11) | 7 (3) | 23 (5) | 36 | 3 (25) | 3 (9) | 9 (16) | 4 (3) | 2 (67) | 10 (2) | 5 (11) | 36 |
GGII.4 | 0 | 18 (39) | 163 (73) | 291 (69) | 472 | 7 (58) | 11 (34) | 20 (36) | 91 (74) | 1 (33) | 316 (74) | 26 (58) | 472 |
GGIInon4 | 0 | 14 (30) | 33 (15) | 58 (14) | 105 | 2 (2) | 10 (31) | 16 (29) | 17 (14) | 0 | 55 (13) | 5 (11) | 105 |
Mixed | 1 (50) | 3 (7) | 4 (2) | 10 (3) | 18 | 0 | 4 (13) | 2 (4) | 3 (2) | 0 | 6 (1) | 3 (7) | 18 |
Unknown | 0 | 6 (13) | 17 (8) | 41 (10) | 64 | 0 | 4 (13) | 8 (15) | 8 (7) | 0 | 38 (9) | 6 (13) | 64 |
Total | 2 (100) | 46 (100) | 224 (100) | 423 (100) | 695 | 12 (100) | 32 (100) | 55 (100) | 123 (100) | 3 (100) | 425 (100) | 45 (100) | 695 |
*MW, mainly waterborne; F, foodborne; PTP, person-to-person; U/O, unknown or other; T, travel associated; S/D, school or daycare center; R/C/C, restaurant, canteen, or caterer; H, hospital; PH, private house; RI, residential institution.