Objective to discuss the factors causing repeated respiratory tract infection in children so as to provide references for the prevention and treatment.
目的探讨引起儿童反复呼吸道感染的因素，为儿童反复呼吸道感染预防及治疗提供参考依据。
Results:The percentages of repeated respiratory tract infection, anorexia and weigh loss in the study group are much higher than that in the control group(P<0.05).
结果：地图舌小儿反复呼吸道感染、厌食的发生率明显高于对照组（P<0.05），体重明显低于对照组（P<0.05）；
Results:The percentages of repeated respiratory tract infection, anorexia and weigh loss in the study group are much higher than that in the control group(P<0.05).
结果：地图舌小儿反复呼吸道感染、厌食的发生率明显高于对照组（P<0.05），体重明显低于对照组（P<0.05）；
应用推荐