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Volume 9, Number 4—April 2003

Research

Invasive Group B Streptococcal Infections in Finland: A Population-based Study

Outi Lyytikäinen*Comments to Author , J. Pekka Nuorti*, Erja Halmesmäki†, Petteri Carlson†, Jukka Uotila‡, Risto Vuento‡, Tapio Ranta§, Hannu Sarkkinen§, Martti Ämmälä¶, Anja Kostiala¶, and Anna-Liisa Järvenpää†
Author affiliations: *National Public Health Institute, Helsinki, Finland; †Helsinki University Central Hospital, Helsinki, Finland; ‡Tampere University Hospital, Tampere, Finland; §Päijät-Häme Central Hospital, Lahti, Finland; ¶Jorvi Hospital, Espoo, Finland

Main Article

Table 1

Incidence of invasive group B streptococcus infection by age and sex, Finland, 1995–2000

Age group
(y) Men
Women
Total
No. of cases Ratea No. of cases Ratea No. of cases Ratea
<1
143
79.3
129
74.7
272
77.1
1–14
1
0.04
5
0.2
6
0.1
15–64
128
1.2
193
1.9
321
1.6
>64
103
6.0
151
5.4
254
5.6
All 375 2.5 478 3.0 853 2.8

aAverage annual incidence (cases per 100,000 population)

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