Table 4

Classification Quality of the Predictive Scores, Showing the Proportion of Fetuses Assigned Correctly to a BV or UV Circulation

Score <23 WeeksScore <26 WeeksScore 26 to 31 WeeksScore >31 Weeks
UVBVUVBVUVBVUVBV
Value = 04/50/06/93/97/70/77/70/7
80%0%66.7%33.3%100%0%100%0%
Value = 11/53/31/76/70/22/20/11/1
20%100%14.3%85.7%0%100%0%100%
Value = 2N/AN/AN/AN/A0/55/52/108/10
0%100%20%80%
Fetuses53797799

N/A = not applicable; other abbreviations as in Table 2.

  • Analysis excludes those who underwent a fetal intervention.