Volume 9, Number 2—February 2003
Research
Viral Encephalitis in England, 1989–1998: What Did We Miss?
Katy L. Davison*
, Natasha S. Crowcroft*, Mary E. Ramsay*, David W.G. Brown†, and Nick J Andrews*
, Natasha S. Crowcroft*, Mary E. Ramsay*, David W.G. Brown†, and Nick J Andrews*
Table 3
Hospitalizations of viral encephalitis, deaths, and duration of stay, England, April 1, 1989–March 31, 1998a
| Diagnosis | No. of cases | No. of deaths (%) | Case-fatality rate/100 cases | 95% CI | Length of stay in days | 95% CI |
|---|---|---|---|---|---|---|
| Exotic |
64 |
1 (0.2) |
1.6 |
0.01 to 8.6 |
16.5 |
7.5 to 25.5 |
| Herpes viruses |
||||||
| Herpes simplex virus |
1,419 |
141 (33.8) |
10 |
8.4 to 11.6 |
26.6 |
23.6 to 29.6 |
| VZV |
333 |
25 (6.0) |
7.6 |
4.9 to 10.9 |
11.8 |
10.0 to 13.4 |
| Others |
||||||
| Measles |
86 |
1 (0.2) |
1.2 |
0.01 to 6.3 |
6.8 |
3.1 to 10.5 |
| Mumps |
30 |
1 (0.2) |
3.3 |
0.01 to 15.8 |
4.1 |
2.9 to 5.3 |
| Rubella |
26 |
2 (0.5) |
7.7 |
0.9 to 25.1 |
76.0 |
0.0 to 174.0 |
| LCMV |
7 |
0 (0.0) |
0 |
7.2 |
2.1 to 12.3 |
|
| Adenoviruses |
129 |
6 (1.4) |
4.7 |
1.8 to 9.8 |
8.5 |
6.8 to 10.2 |
| Other |
480 |
33 (7.9) |
6.8 |
4.7 to 9.4 |
18.8 |
12.4 to 25.1 |
| Unspecified viral infection |
3,840 |
207 (49.6) |
5.5 |
4.7 to 6.2 |
14.8 |
13.7 to 15.9 |
| Total | 6,414 | 417 (100) | 6.5 | 5.9 to 7.1 | 17.5 | 16.4 to 18.6 |
aCI, confidence interval; VZV, varicella-zoster virus 1; LCMV, Lymphocytic choriomeningitis virus.
Page created: December 07, 2010
Page updated: December 07, 2010
Page reviewed: December 07, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.