Table 1 General Characteristics of the Study Subjects

Among them, there were 93 children in the EOS group and 260 suspected children in the EOS group, accounting for 26.3% and 73.7% respectively; Among 353 patients, there were 197 males (55.8%) and 156 females (44.2%); The average gestational age at birth is (39.40 ± 1.62) weeks, mainly concentrated in full-term infants at 37-39+6 weeks and ≥ 40 weeks, accounting for 43.6% and 33.1%, respectively; Those with birth weights<2500 g, 2500-4000 g, and>4000 g accounted for 13%, 83%, and 4%, respectively; The number of pregnancies was (1.82 ± 1.219); The parity is (1.25 ± 0.513) times