牛津经济研究院：2025年美国疟疾防治资助的经济影响：过去二十年间直接与间接效益评估报告（英文版）

Since malaria was identified in the late 19th century, 108 countries have been declared free of the disease. Yet, 80 nations remain heavily affected. Between 2015 and 2023, malaria cases grew by almost 2% annually, reaching 263 million, while deaths rose to about 597,000 — equivalent to 68 deaths every hour. Nearly 95% of these deaths occurred in Africa, with over half concentrated in Nigeria, the Democratic Republic of Congo (DRC), Niger, and Tanzania. Children under the age of five remain t