Usefulness of transcatheter arterial embolization for eighty-three patients with secondary postpartum hemorrhage: Focusing on difference in angiographic findings

Table 1 Characteristics of the patients and postpartum hemorrhage

Characteristics	Active bleeding (+) (n = 46)	Active bleeding (-) (n = 37)	P value
Age (yr)	31.74 ± 4.0	32.30 ± 4.8	0.566
Maternal characteristics (%)			0.016
Primipara	16 (34.8)	23 (62.2)
Multipara	30 (65.2)	14 (37.8)
Mode of delivery (%)			0.265
Vaginal delivery	17 (37.0)	19 (51.4)
Cesarean section	29 (63.0)	18 (48.6)
Cause of PPH (%)
Atony/subinvolution	10 (21.7)	11 (29.7)
Retained placenta	7 (15.2)	19 (51.4)
Uterine artery injury	2 (4.3)
Other	1 (2.2)
Unknown	26 (56.5)	7 (18.9)
Bleeding pattern (%)			0.238
Abrupt	34 (73.9)	22 (62.9)
Intermittent	12 (26.1)	15 (37.1)
Delivery - embolization (d)	14.46 ± 10.9	19.57 ± 14.4	0.070

PPH: Postpartum hemorrhage.