肺炎是威胁我国儿童健康和生命的常见病之一,多见于婴幼儿,其发病率和病死率均居小儿疾病之首,其中重症肺炎病死率在20%~30%左右。因此,如何降低婴幼儿重症肺炎的病死率是降低5岁以下儿童病死率的关键。我们2006年3月—2008年5月应用经鼻持续气道正压通气(NCPAP)治疗重症肺炎患 Pneumonia is one of the common diseases that threaten the health and life of children in our country. It is more common in infants and young children. The incidence and mortality of pneumonia are among the first in pediatric diseases. The mortality rate of severe pneumonia is between 20% and 30%. Therefore, how to reduce the mortality rate of severe pneumonia in infants and young children is the key to reduce the mortality of children under 5 years old. We March 2006 - May 2008 application of nasal continuous positive airway pressure (NCPAP) treatment of severe pneumonia