. Author manuscript; available in PMC: 2022 May 1.

Published in final edited form as: J Pediatr. 2021 Jan 5;232:87–94.e4. doi: 10.1016/j.jpeds.2020.12.072

Table 4:

Stratified analysis by mode of delivery and chorioamnionitis

	UCM (n = 432)	DCC (n = 1402)	aOR (95% CI)	p value	p for interaction
Mode of delivery
Cesarean	320 (74.1%)	843 (60.1%)	1.26 (0.70, 2.28)	0.45	0.87
Vaginal	112 (25.9%)	559 (39.9%)	1.68 (0.95, 2.97)	0.08
Chorioamnionitis
Yes	194 (44.9%)	712 (50.8%)	1.20 (0.77, 1.89)	0.42	0.17
No	238 (55.1%)	690 (49.2%)	1.93 (1.00, 3.73)	0.05

DCC = Delayed cord clamping, UCM = umbilical cord milking

Data presented as n (%) for categorical variables and mean (SD) for continuous variables.

Variables in the model include: GA, male, multiples, antenatal steroids, PPV, intubation, chest compressions and/epinephrine, race, maternal insurance, preterm premature rupture of membranes, maternal antibiotics, antepartum hemorrhage, mode of delivery, hypothermia on admission, surfactant, and center as random effect.