|
Artery
|
Parameter
|
Sensitivity (%)
|
Specificity (%)
|
PPV†(%)
|
PNV‡(%)
|
|---|
|
Uterine
|
RI
|
7.7
|
94.6
|
71.4
|
36.8
|
|
N
|
6.2
|
100.0
|
100.0
|
37.8
|
|
RI + PI
|
13.8
|
97.3
|
90.0
|
39.1
|
|
RI + N
|
4.6
|
100.0
|
100.0
|
37.4
|
|
RI + PI + N
|
7.7
|
100.0
|
100.0
|
38.1
|
|
Abnormal Doppler US of uterine artery
|
44.6
|
78.4
|
78.4
|
44.6
|
|
Umbilical
|
RI
|
1.5
|
100.0
|
100.0
|
36.6
|
|
PI
|
6.2
|
97.3
|
80.0
|
37.1
|
|
RI + PI
|
23.1
|
94.6
|
88.2
|
41.2
|
|
Abnormal Doppler US of umbilical artery
|
49.2
|
70.3
|
74.4
|
44.1
|
|
Middle Cerebral
|
RI
|
10.8
|
100.0
|
100.0
|
38.9
|
|
SP
|
10.8
|
97.3
|
87.5
|
38.3
|
|
PI + SP
|
6.2
|
97.3
|
80.0
|
37.1
|
|
RI + PI
|
1.5
|
91.9
|
25.0
|
34.7
|
|
SP + RI + PI
|
3.1
|
100.0
|
100.0
|
37.0
|
|
Abnormal Doppler US of cerebral artery
|
23.1
|
81.1
|
68.2
|
37.5
|
| |
Abnormal Doppler US
|
50.8
|
75.7
|
78.6
|
46.7
|
- †PPV: Predictive positive value. ‡PNV: Predictive negative value.
