RESUMEN
Objective To explore the relationship between neonatal cord blood IgE value and their parents allergies as well as birth status . [ Methods ] The pregnant women in labor were investigated by questionnaire and detected for blood 25-hydroxy vitamin D3 .The neonatal cord blood was collected for detection of IgE in childbirth , and the birth status was traced and recorded .Statistical analysis was done on the correlative factors of umbilical cord blood IgE . [ Results] The facts that mother had history of allergic diseases(OR=1.65), neonatal birth weight was too large (OR=3.36), baby was male (OR=1.90), and born with asphyxia (OR=2.88) were all associated with the positiveness of cord blood IgE (P<0.05). [Conclusion] The allergy history of mother is a risk factor for the rise of cord blood IgE, so measures for eczema prevention should be well taken for her baby .