Factors related to live birth after multivariable regression analysis: (i) Prenatal antibiotic use is a risk factor with OR=8.88, 95% CI [1.38 - 57.37], p=0.022; (ii) After birth, requiring respiratory support such as intubation has a high risk of death OR=6.00, 95% CI [2.21 - 16.33], p <0.001; (iii) Premature rupture of membranes is a protective factor with OR=0.25, 95% CI [0.02 - 0.62], p=0.012; (iv) Birth due to premature rupture of membranes is a protective factor with OR=0.13, 95% CI [0.027 - 0.61], p=0.009.