本文研究胎龄小于32周早产儿母亲母乳中宏量营养素的含量及其与母婴一些特性的可能关系。一、方法母亲分娩2周后开始收集母乳,随后隔周收集一次。将24 h内挤出的母乳混合后置于试管中冰冻送检,住院期间取样2 ml检测,出院后取样10 ml检测。分析时首先将冷冻的母乳样品在冰箱冷藏室解冻,然后在温水中加热至40℃并充分混匀。采用线性度和精确度良好的中红外透射光谱法分析乳汁中蛋白质、脂肪和乳糖的含量。母乳能量根据测定 This article studies gestational age less than 32 weeks of preterm children mothers breast milk macronutrient content and its possible relationship with some characteristics of mother and baby. First, the method The mother began collecting breast milk after 2 weeks of delivery, then collected once every other week. Will be mixed within 24 h after mixing milk placed in the tube frozen for inspection, sampling during hospitalization 2 ml, 10 ml after discharge sampling. In the analysis, the frozen breast milk samples were first thawed in the refrigerator freezer and then heated to 40 ° C in warm water and mixed thoroughly. Milk, protein, fat and lactose were analyzed by mid-infrared transmission spectroscopy with good linearity and accuracy. Breast energy according to the determination