Research Article

[Retracted] Doppler Ultrasound under Image Denoising Algorithm in the Diagnosis and Treatment of Fetal Growth Restriction Using Aspirin Combined with Low-Molecular-Weight Heparin

Table 3

Comparison of fetal UA BFPs and AFI before and after treatment.

GroupGroup AGroup B
Before treatmentAfter treatmentBefore treatmentAfter treatment

PI1.29 ± 0.260.72 ± 0.19#∗1.28 ± 0.290.92 ± 0.21#∗
RI1.00 ± 0.180.57 ± 0.17#∗1.02 ± 0.190.75 ± 0.14#∗
S/D3.20 ± 0.412.26 ± 0.43#∗3.18 ± 0.522.64 ± 0.45#∗
PSV (s)50.42 ± 10.0841.6 ± 10.1352.01 ± 11.1442.87 ± 11.39
AFI (cm)10.28 ± 1.9613.71 ± 2.2110.36 ± 2.0711.38 ± 2.16

Note. # suggests that the difference was statistically obvious compared with the value before treatment in the same group (P < 0.05), and indicates that the difference was statistically great in contrast to the value in group B (P < 0.05).