Related Experiment Videos
[Trends in pneumococcal infections in Belgium from 1986 to 1991]
G Ducoffre1, D Walckiers, Y Glupczynski
1Institut d'Hygiène et d'Epidémiologie, Section d'Epidémiologie, Bruxelles, Belgique.
Insights
The frequency of Streptococcus pneumoniae infections rose significantly in Belgium between 1986 and 1991. This study analyzes trends in patient demographics and isolate origins to suggest methods for reducing this increase.
Area of Science:
- Medical Microbiology
- Epidemiology
Context:
- Streptococcus pneumoniae is a leading cause of serious infections like pneumonia and meningitis.
- High-risk groups include young children, the elderly, and immunocompromised individuals.
- A surveillance network tracked S. pneumoniae isolates across Belgium from 1986 to 1991.
Purpose:
- To analyze the changing age and sex distribution of patients with S. pneumoniae infections.
- To investigate the evolution of isolate origins over the study period.
- To propose strategies for mitigating the increasing incidence of these infections.
Summary:
- Deep isolates of S. pneumoniae showed a marked increase in frequency in Belgium between 1986 and 1991.
- The mean number of isolations per laboratory per year rose from 3.6 to 6.2.
- The study examined demographic shifts and isolate sources to understand this trend.
Impact:
- Provides crucial data on the epidemiology of Streptococcus pneumoniae in Belgium during the late 1980s and early 1990s.
- Informs public health strategies for controlling bacterial infections.
- Highlights the need for ongoing surveillance and targeted interventions.
Abstract:
Streptococcus pneumoniae is one of the most frequent causes of pneumonia, meningitis, and otitis media. Persons at high risk are young children, elderly, and individuals with immunodeficiency or with an underlying disease. Thanks to a network ot 111 laboratories spread all over Belgium, the evolution of the number of deep isolates of S. pneumoniae has been followed from 1986 to 1991: the recorded frequency increased with a mean number of isolations per laboratory and per year rising from 3.6 in 1986 to 6.2 in 1991. The objectives of this paper are to study the evolution of age and sex distribution of the patients, and of the origin of the isolates, and to propose solutions for slowing down this evolution.