指标

早发型NBM组(n = 27)

晚发型NBM组(n= 30)

t/Z/χ²

P值

母亲年龄(岁)

30.85 ± 3.80

30.93 ± 5.10

−0.068

0.946

产前并发症(例)

15 (55.6%)

8 (40.0%)

1.379

0.294

产前发热(例)

10 (37.0%)

0

13.475

0.001

母亲WBC (10⁹/L)

13.78 ± 3.11

13.86 ± 6.72

−0.036

0.973

母亲产前N (%)

81.25 (78.55~90.40)

84.40 (81.30~90.20)

−1.174

0.127

母亲产前CRP (mg/L)

22.70 (11.71~66.23)

19.05 (11.61~38.50)

−0.622

0.286

胎膜早破(例)

5 (38.5%)

4 (23.5%)

0.020

1.000

胎膜早破时间(h)

0.00 (0.00~0.00)

0.00 (0.00~0.00)

−0.058

0.514