Table 2.

Analysis of risk factors for fetal UAT

	Univariate		Multivariate
	OR (95% CI)	p	OR (95% CI)	p
Age	0.992 (0.914–1.078)	0.856
Abnormal pregnancy history	1.524 (0.571–4.065)	0.400
GDM	8.500 (0.960–75.234)	0.054	13.286 (1.459–120.997)	0.022
GH	2.429 (0.209–28.200)	0.478
NLR	1.091 (0.902–1.321)	0.369
FIB	1.209 (0.583–2.507)	0.611
UC abnormalities	5.333 (1.307–21.757)	0.020	7.381 (1.755–31.038)	0.006
Abnormal amniotic fluid	0.909 (0.305–2.709)	0.864

GDM Gestational diabetes mellitus, GH Gestational hypertension, NLR Neutrophil to lymphocyte ratio; FIB, Fibrinogen. Umbilical cord (UC) abnormalities: excessive length difference, severe entanglement, true knots and hypercoiling