新的疟疾疫苗在保护儿童方面显示出有效性。 The new malaria vaccine shows effectiveness in protecting children.

一项三期研究显示，一种新型疟疾疫苗对保护 1.5 岁以下儿童的有效性为 68%-75%。 A new malaria vaccine has shown to be 68%-75% effective in protecting children under 1.5 years old in a phase 3 study. 该疫苗的功效与已批准的疟疾疫苗相似，有助于满足此类疫苗的高需求。 The vaccine's efficacy is similar to that of the already approved malaria vaccine, and it could help meet the high demand for such vaccines. 据估计，疟疾每年影响全球 2 亿人，其中 60 万名患者死亡，其中包括 45 万名 5 岁以下儿童。 Malaria affects an estimated 200 million people globally each year, with 600,000 of those patients dying, including 450,000 children under 5 years old.