The results shows that birth defects,cerebral palsy and infection diseases are the key reasons that causing the deaths and about 87.59% of the sacrifices are under age of 3.

• 结果表明；入住本院的病残儿主要死亡原因前三位分别是出生缺陷、脑瘫和感染性疾病；死亡年龄以3岁以下病残儿为主；占87.；59%25。