Table 2 Comparison of fetoplacental circulation parameters and MW parameters between the control and PE groups.

From: Diagnostic value of combined maternal cardiac work and fetoplacental circulation parameters in detecting fetal intrauterine hypoxia in preeclamptic women

Variables

Control group (n = 45)

PE group (n = 78)

t/Z

P

UA-S/D

2.40 (0.42)

2.75 (0.90)

− 3.14

0.002

UA-PI

0.87 ± 0.11

1.0 ± 0.21

3.38

0.001

UA-RI

0.58 ± 0.04

0.64 ± 0.07

3.35

0.001

MCA-S/D

5.17 ± 0.85

4.30 ± 1.30

2.94

0.004

MCA-PI

1.72 ± 0.17

1.51 ± 0.36

2.68

0.009

MCA-RI

0.80 (0.05)

0.76 (0.13)

− 3.01

0.003

CPR

2.01 ± 0.33

1.52 ± 0.45

4.65

< 0.001

GWI (mm Hg%)

1840.60 ± 209.10

2118.69 ± 193.38

5.554

< 0.001

GCW (mm Hg%)

2124.37 ± 252.88

2411.67 ± 276.11

4.249

< 0.001

GWW (mm Hg%)

93.78 ± 26.54

203.00 ± 102.77

5.102

< 0.001

GWE (%)

95.79 ± 1.02

92.53 ± 2.99

5.160

< 0.001

  1. UA umbilical artery, MCA middle cerebral artery, S/D systolic/diastolic velocity ratio, PI pulsatility index, RI resistance index, CPR cerebroplacental ratio, GWI global work index, GCW global constructive work, GWW global wasted work, GWE global work efficiency.
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