Maternal outcomes of term breech presentation delivery: impact of successful external cephalic version in a nationwide sample of delivery admissions in the United States

Table 1 Exclusion from the cohort based for relative or absolute contraindications to external cephalic version

Exclusion criteria	Number of women excluded = 718, 998*
Spontaneous preterm labor	388, 863
Prior cesarean delivery	287, 728
Multiple gestations	141, 758
Oligohydramnios	120, 962
Placenta previa	23,207
Uterine anomaly	17, 248
Age <16 years	7457
Potential placenta accreta	1542
Human immunodeficiency virus	551

*These reasons are not mutually exclusive and any woman could be excluded for more than one relative contraindication

ISSN: 1471-2393