Pneumococcal polysaccharide vaccine: cost–effectiveness recommendations in adults

Pneumococcal vaccination is an effective intervention to prevent pneumococcal infections. Earlier randomized clinical trials and most case-control studies have shown a significant protection against invasive pneumococcal diseases and pneumococcal pneumonia in the elderly and chronic patients with a higher risk of pneumococcal infections. However, more recent randomized clinical trials have only detected a significant protection in...