目的探讨影响早产儿贫血的因素。方法取本院收住的早产儿贫血54例,按出生后贫血出现的时间分组分析。结果早期贫血16例,其中轻度贫血15例,重度贫血1例;晚期贫血38例,属轻中度贫血。结论早期贫血以失血性为主,晚期贫血有失血性、感染性、生理性或混合性贫血。 Objective To explore the factors affecting anemia in preterm infants. Methods Fifty-four patients with anemia of prematurity admitted to our hospital were divided into groups according to the time of onset of anemia after birth. Results 16 cases of early anemia, including 15 cases of mild anemia, severe anemia in 1 case; 38 cases of advanced anemia, is a mild to moderate anemia. Conclusions Early anemia is predominantly of hemorrhagic, advanced anemia is of hemorrhagic, infectious, physiologic or mixed anemia.