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. 2017 Jun 26;8:437. doi: 10.3389/fphys.2017.00437

Table 5.

Comparison of diagnostic test results between CONTROL & IUGR groups.

Diagnostic test results CONTROL IUGR Total p-value
n = 20 n = 15 n = 35
Umbilical artery PI, mean(SD) 1.00 0.11 1.73 0.63 1.42 0.60 0.001*
Umbilical artery EDF n (%)
    Negative 0 0% 6 40.0% 6 17% 0.030*
    Positive 11 55% 8 53.3% 19 54%
    Reversed 0 0% 1 6.7% 1 3%
Middle cerebral artery PI, mean(SD) 1.54 0.26 1.49 0.34 1.50 0.31 0.698
MCA Vmax, mean(SD) 38.30 5.85 38.06 9.92 38.14 8.68 0.954
MCA EDF, n (%)
    Negative 13 65% 0 0% 13 37% <0.01*
    Positive 7 35% 15 100% 21 60%
CP RATIO, mean(SD) 1.00 0.55 1.00 0.55
DV PI, mean(SD) 0.45 0.08 0.74 0.40 0.67 0.37 0.180
DV EDF n (%)
    Negative 0 0% 1 7% 1 3% 0.582
    Positive 4 20% 13 87% 17 49%
RT UT, mean(SD) 0.85 0.19 1.74 0.79 1.26 0.70 0.001*
EDN n (%)
    Absent 13 65% 7 47% 20 57% 0.017*
    Present 0 0% 4 27% 4 11%
LT UT, mean(SD) 1.02 0.42 2.00 0.65 1.47 0.72 <0.01*
EDN n (%)
    Absent 12 60% 1 7% 13 37% <0.01*
    Present 1 5% 10 67% 11 31%
Amniotic fluid index, mean(SD) 13.83 2.03 12.77 5.49 13.18 4.41 0.635
Amniotic fluid deepest pool, mean(SD) 5.09 0.95 3.95 1.45 4.41 1.37 0.040*
Placental Grade n (%)
    1 9 45% 7 47% 16 46% 0.922
    2 11 55% 8 53% 19 54%

p < 0.05 alpha

*

(significant).

PI, pulsatility index; EDF, end diastolic flow; MCA, middle cerebral artery; Vmax, maximum velocity; CP, cerebroplacental ratio; DV, ductus venosus; RT UT, right uterine artery; LT UT, left uterine artery.