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Potential susceptible individuals to poliomyelitis in Austria
P Kreidl1, W Hladik, J Schoech
1European Programme for Intervention Epidemiology Training, Istituto Superiore di Sanità, Roma, Italy. kreidl@iss.it
Insights
Delayed childhood immunisation in Tyrol, Austria, has led to polio-susceptible children. Interrupting oral poliomyelitis vaccine (OPV) during summer months is the primary cause of this concerning trend.
Area of Science:
- Pediatrics
- Public Health
- Epidemiology
Background:
- Vaccine coverage surveys are crucial for monitoring infectious disease risks.
- Poliomyelitis remains a significant public health concern in various regions.
- Understanding vaccination patterns is key to preventing disease outbreaks.
Purpose of the Study:
- To assess vaccine coverage for poliomyelitis in Tyrol, Austria.
- To identify factors contributing to delayed immunisation in children.
- To evaluate the impact of seasonal vaccine administration on coverage rates.
Main Methods:
- Conducted a vaccine coverage survey in Tyrol in 1997.
- Analyzed immunisation records to determine vaccination status.
- Investigated reasons for delayed or missed vaccinations.
Main Results:
- Identified pockets of children susceptible to poliomyelitis.
- Delayed immunisation was a significant issue in the surveyed population.
- Seasonal interruption of oral poliomyelitis vaccine (OPV) administration was linked to delayed vaccination.
Conclusions:
- Incomplete poliomyelitis vaccination poses a risk of outbreaks.
- Seasonal interruptions in OPV schedules negatively impact vaccine coverage.
- Consistent, year-round vaccination strategies are essential for polio eradication efforts.
Abstract:
This report presents the results of a vaccine coverage survey that was performed in the Tyrol (Austria) in 1997. The major finding is that pockets of children susceptible to poliomyelitis currently exist in the area, because of delayed immunisation. The cause for the delay is the practice of interrupting oral poliomyelitis vaccine (OPV) administration during summer months.