Table 2 Aetiology and outcome for each of the selected AES studies*
From: The incidence of acute encephalitis syndrome in Western industrialised and tropical countries
Study (Publication Year) | Study Year | Ages | Aetiology confirmed | Fatality Rate% | Sequelae % |
|---|---|---|---|---|---|
1945–1963 | All ages | 40% from 1958 onwards | 10 | 33 | |
Beghi et al. (1984)[4] | 1950–1981 | All ages | 15.3 | 3.8 | not reported |
Henrich et al. (2003).[35] | 1993–1998 | All ages | not reported | not reported | not reported |
Pedersen (1956)[37] | 1952–54 | All ages | not reported | not reported | not reported |
Nicolosi(1986)[36] | 1950–1981 | All ages | 15 | 3.8 | not reported |
Ponka et al. (1982)[13] | 1980 | All ages | not reported | not reported | not reported |
Khetsuriani et al. (2002)[18] | 1988–1997 | All ages | 40.5 | 7.4 | not reported |
Khetsuriani et al. (2007)[34] | 1988–1997 | All ages | 81.5 | 100 | not applicable |
Kamei et al. (2000)[17] | 1989–1991 | All ages | 48.8 | not reported | not reported |
Davison et al. (2003)[20] | 1989–1998 | All ages | 40.1 | 9.7 | 56 (mild deficits) |
Trevejo (2004)[19] | 1990–1999 | All ages | 43.7 | not reported | not reported |
Mailles, et al. (2007)[21] | 2000–2002 | All ages | 16.8 | 15–28 | not reported |
Rantalaiho et al. (2001)[7] | 1967–1991 | >= 15 yrs | 50.6 | 5.6 | not reported |
Radhakrishnan et al. (1987)[38] | 1983–1984 | >15 yrs | 0 | 20 | not reported |
Nwosu et al.(2001)[33] | 1991–1993 | >= 16 yrs | 0 | 50 | 0 |
Kupila et al. (2006)[9] | 1999–2003 | >= 16 yrs | 35.7 | not reported | 71 (mild-severe deficits) |
Koskiniemi et al. (1991) [8] | 1968–1987 | 1 mths-16 yrs | 68 | 3 | 7 severely damaged |
Rantakallio et al. (1986)[39] | 1966–1972 | <14 yrs | 38.1 | not reported | not reported |
Koskiniemi et al. (1997)[11] | 1983–1984 | 1 mths-15 yrs | 62.9 | not reported | not reported |
Ilias et al. (2006)[14] | 2000–2004 | <14 yrs | 72.2 | 0 | not reported |
Wang et al. (1981)[40] | 1972–1980 | <=16 yrs | 36 of all viral CNS infections | not reported | not reported |
Rantala & Uhari (1989)[12] | 1973–1987 | <16 yrs | 61.1 | 1.1 | not reported |
Wong et al. (1987)[41] | 1975–1986 | <14 yrs | 26 | 28 | 24 |
Cizman et al. (1993)[15] | 1979–1991 | 1mths-15 yrs | 68.2 | 1.8 | 24 (neurological deficits) |
Ishikawaet al. (1993)[16] | 1984–1990 | <15 yrs | 41 | 7.8 | 66 (neurological deficits) |