Correlation between Parturients’ Uterine Artery Blood Flow Spectra in the First and Second Trimesters of Pregnancy and Fetal Growth Restriction

Table 1

Comparison of parturients’ general information.

Group	FGR group (n = 50)	Control group (n = 50)	X^2/t
Age (years)
Range	22–34	21–34
Mean age	28.65 ± 2.50	28.72 ± 2.41	0.143	0.887
Gestation (weeks)	12.10 ± 1.68	12.13 ± 1.57	0.092	0.927
Gravidity (times)	2.21 ± 0.32	2.15 ± 0.30	0.967	0.336
Parity (times)	1.00 ± 0.21	1.05 ± 0.23	1.135	0.259
Newborn body weight (g)	1,921.65 ± 254.20	3,410.68 ± 421.68	21.384	<0.001
Apgar scores
1 min	7.64 ± 0.68	9.02 ± 0.45	11.967	<0.001
5 min	8.21 ± 0.48	9.46 ± 0.58	11.740	<0.001
10 min	8.38 ± 0.68	9.72 ± 0.46	11.541	<0.001
Number of preterm infants	18	4	11.422	0.001
Number of infants transferring to the NICU	17	3	12.500	<0.001
Place of residence of the parturient			0.041	0.841
Urban area	28	27
Rural area	22	23
Family monthly income (Yuan)			0.170	0.680
≥4,000	30	32
<4,000	20	18
Educational degree			0.040	0.841
Senior high school and below	26	27
College and above	24	23