Correlation between PAPP-A serum levels in the first trimester of pregnancy with the occurrence of gestational diabetes, a multicenter cohort study

Table 2 Median values of maternal serum biomarkers and nuchal translucency length in women with GDM and normal pregnancies

	GDM group (n = 889)	non-GDM group (n = 4965)	P- value
free-βhCG MoM, median (IQR)	1.10 (0.70–1.71)	1.08 (0.73–1.68)	0.905
PAPP-A MoM, median (IQR)	0.93 (0.59–1.38)	1.00 (0.67–1.49)	0.043
Nuchal translucency (mm), median (IQR)	1.60 (1.37–1.80)	1.60 (1.30–1.80)	0.313

Data are presented as median (IQR). The mann-Whitney test was employed to compare the numerical variables between groups
Gestational diabetes mellitus (GDM), free β-human chorionic gonadotropin (fβ-hCG), Interquartile range (IQR), Multiple of the median (MoM), Pregnancy-associated plasma protein A (PPAP-A)

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