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肺炎球菌多糖菌苗预防成人肺炎是安全有效的。但尚有若干问题有待探讨:婴儿初次接种和复种的接种反应;成人复种的抗体效应与接种反应;成人与婴儿的免疫持久性问题;血液抗体滴度与接种反应的关系等。
Pneumococcal polysaccharide vaccine to prevent adult pneumonia is safe and effective. However, there are still some issues to be discussed: the first vaccination of infants and multiple vaccination reactions; adult multiple resisting antibody effects and vaccination reactions; adult and infant immune persistence issues; blood antibody titer and vaccination response.