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. 2022 Sep 30;48(3):277–283. doi: 10.12865/CHSJ.48.03.05

Table 8.

Predictive accuracy of UtA Doppler.

Parameter

Sn

(IC 95%)

Sp

(IC 95%)

PPV

(IC 95%)

NPV

(IC 95%)

LR+

(IC 95%)

LR-

(IC 95%)

90%

28%%

11%

97%

1.26

0.35

UtA (28.0-31.6 wk)

75%

27%

11%

90%

1.03

0.93

UtA (32.0-36.6 wk)

73%

27%

9%

90%

0.99

1.02