A cohort study to assess the new WHO Japanese encephalitis surveillance standards
Tom Solomon, Thi Thu Thao, Penny Lewthwaite, Mong How Ooi, Rachel Kneen, Nguyen Minh Dung, Nicholas White
Volume 86, Number 3, March 2008, 178-186
Table 1. AES classification on admission for 380 patients, according to JEV status
| AES classification | Children |
Adults |
Total (N = 380) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| JEV positive (N = 54) | JEV negative (N = 62) | JEV unknown (N = 33) | All (N = 149) | JEV positive (N = 9) | JEV negative (N = 171) | JEV unknown (N = 51) | All (N = 231) | ||||
| Change in mental status, new-onset seizures or botha | 35 | 38 | 23 | 96 | 9 | 145 | 46 | 200 | 296 | ||
| Change in mental status onlya | 14 | 15 | 9 | 38 | 7 | 101 | 26 | 134 | 172 | ||
| New onset seizures only | 1 | 10 | 5 | 16 | 0 | 1 | 1 | 2 | 18 | ||
| Both change in mental status and seizures | 20 | 13 | 9 | 42 | 2 | 43 | 19 | 64 | 106 | ||
| Neither change in mental status nor seizures | 19 | 24 | 10 | 53 | 0 | 26 | 5 | 31 | 84 | ||
AES, acute encephalitis syndrome; JEV, Japanese encephalitis virus.a Acute encephalitis syndrome is defined as an acute febrile illness with change in mental status, new-onset seizures or both.