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Pneumococcal vaccination. Controversies and opportunities.
J S Spika1, D S Fedson, R R Facklam
1Bureau of Communicable Disease Epidemiology, Laboratory Centre for Disease Control, Ottawa, Ontario, Canada.
Infectious Disease Clinics of North America
|March 1, 1990
Summary
Pneumococcal infections cause significant illness and death, but immunization with the 23-valent pneumococcal vaccine is cost-effective for high-risk individuals. Improved strategies are needed to increase vaccination rates among eligible populations.
Area of Science:
- Public Health
- Immunology
- Preventive Medicine
Background:
- Pneumococcal infections represent a significant public health concern, leading to considerable morbidity and mortality.
- The 23-valent pneumococcal vaccine offers a preventable measure against these infections in high-risk groups.
- Despite recommendations and Medicare coverage, vaccination rates in target populations remain low.
Purpose of the Study:
- To highlight the importance of pneumococcal vaccination for high-risk individuals.
- To address the suboptimal clinical effectiveness and cost-effectiveness of the current vaccine.
- To identify the need for enhanced strategies to improve vaccine uptake.
Main Methods:
- Review of existing data on pneumococcal infection burden.
- Analysis of the cost-effectiveness of the 23-valent pneumococcal vaccine.
- Examination of vaccination coverage rates in high-risk populations.
Main Results:
- The 23-valent pneumococcal vaccine is cost-effective, though its clinical effectiveness is suboptimal.
- Estimated vaccination coverage in high-risk individuals was only 10% to 15% in 1985.
- Significant gaps exist in the immunization of elderly and other at-risk populations.
Conclusions:
- Pneumococcal immunization is a critical preventive strategy for high-risk groups.
- Current vaccination rates are insufficient, necessitating improved public health interventions.
- Multidisciplinary collaboration involving healthcare providers, public health officials, and patient advocacy is essential for increasing vaccine uptake.