Table 1 Causes of severe postpartum hemorrhage (N = 1064)
From: Risk factors for severe postpartum hemorrhage: a case-control study
Causea | |
|---|---|
Tone | 671 (63.0%) |
Uterine atonyb Uterine inversion Abruption of placenta | 643 (60.4%) 5 (0.5%) 23 (2.2%) |
Tissue | 380 (35.7%) |
Retained placenta Retained placental tissue Abnormal placentation (accreta, increta, percreta) | 211 (19.8%) 122 (11.4%) 47 (4.4%) |
Trauma | 189 (17.8%) |
Birth canal trauma | 114 (10.7%) |
Surgical trauma during caesarean delivery | 63 (5.9%) |
Uterine rupture | 12 (1.1%) |
Thrombin | 16 (1.5%) |
Disseminated intravascular coagulation | 8 (0.8%) |
Pre-existing coagulation disorders | 8 (0.8%) |