变量 | β | SE | Wald值 | P值 | OR值 | 95% CI |
胎龄 | −0.857 | 0.300 | 8.149 | 0.004 | 0.425 | 0.236~0.765 |
绒毛膜羊膜炎 | 1.913 | 0.769 | 6.189 | 0.013 | 6.772 | 1.501~30.563 |
贫血 | 1.586 | 0.766 | 4.287 | 0.038 | 4.882 | 1.088~21.899 |
无创通气时间 | 0.187 | 0.081 | 5.386 | 0.020 | 1.206 | 1.029~1.412 |
FiO2 > 40%时间 | 0.381 | 0.101 | 14.385 | <0.001 | 1.464 | 1.202~1.783 |
红细胞次数 | 1.597 | 0.410 | 15.151 | <0.001 | 4.940 | 2.210~11.042 |