Outcome measure
Stillbirths
SPR%
Comparison of detection rates n (%) vs. n (%)
p-value
All stillbirths 477 21.8 171 (35.9) vs. 240 (50.3) <0.0001
Antepartum stillbirths 441 21.8 157 (35.6) vs. 230 (52.2) <0.0001
Placental dysfunction all
Any gestation 261 21.8 104 (39.9) vs. 185 (70.9) <0.0001
<37 weeks 213 21.8 93 (43.7) vs. 162 (76.1) <0.0001
<32 weeks 161 21.8 68 (42.2) vs. 127 (78.9) <0.0001