Effectiveness of 23-valent pneumococcal polysaccharide vaccine against pneumococcal disease in children with acute respiratory illness: a hospital- based test-negative design study

• Main Authors: Jiaming SHEN (Author), Xiaofei LIU (Author), Lili HUANG (Author), Yunzhen TAO (Author), Benfeng ZHENG (Author), Genming ZHAO (Author), Jianmei TIAN (Author), Lin LUAN (Author), Xuejun SHAO (Author), Tao ZHANG (Author)
• Format: Book
• Published: Editorial Office of Chinese Journal of Public Health, 2023-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

ObjectiveTo assess the effectiveness of 23-valent pneumococcal polysaccharide vaccine (PPV23) against Streptococcus pneumonia (Spn)-associated respiratory tract infection in children with a test-negative design study. MethodsWe recruited totally 3 339 children at ages of 2 - 9 years hospitalized due...