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a Chapter 11 Fetal Descending Aorta 155<br />

Table 11.3. Diagnostic capacity of fetal aortic Doppler velocimetry with regard to the prediction of intrauterine growth<br />

restriction<br />

Study<br />

No. of<br />

pregnancies<br />

Prev<br />

(%)<br />

Sens<br />

(%)<br />

Spec<br />

(%)<br />

PPV<br />

(%)<br />

NPV<br />

(%)<br />

Kappa<br />

value<br />

Aortic PI<br />

Gudmundsson and MarsÏ—l [90] 139 52 40 87 76 57 0.26<br />

ARED flow<br />

Laurin et al. [94] 159 47 50 97 67 93 0.48<br />

Chaoui et al. [89] 954 ? 87 82 67 94 ±<br />

Gudmundsson and MarsÏ—l [90] 139 52 87 61 46 93 0.38<br />

Prev, prevalence; Sens, sensitivity; Spec, specificity; PPV, positive predictive value; NPV, negative predictive value; PI, pulsatility<br />

index; ARED flow, absent or reversed end-diastolic flow.<br />

Definition of intrauterine growth retardation: reference 89: birth weight

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