Table 1. Characteristics of the five maternities.
| Maternity | Type | Births / study period | PPH / study period | IUBT | Weight (IUBT / PPH) x 100 |
Failure of IUBT |
|---|---|---|---|---|---|---|
| 1 | tertiary public hospital | 13,363 | 1,170 | 16 (14.8) | 1,4 | 7 (25.0) |
| 2 | secondary private hospital | 16,056 | 557 | 21 (19.5) | 3,8 | 6 (21.4) |
| 3 | tertiary public hospital | 18,950 | 1,126 | 16 (14.8) | 1,4 | 6 (21.4) |
| 4 | secondary private hospital | 23,383 | 576 | 40 (37.0) | 6,9 | 5 (17.9) |
| 5 | tertiary public hospital | 20,128 | 1,479 | 15 (13.9) | 1,0 | 4 (14.3) |
| Total | 91,880 | 4,908 | 108 (100) | 2.2 | 28 (100) |
PPH: postpartum hemorrhage (defined by blood loss ≥500mL within 24 hours after birth); IUBT: intrauterine balloon tamponade
Failure of IBUT is defined as the performance of a subsequent invasive procedure, such as pelvic arterial embolization, vessel ligation, uterine compression, or peripartum hysterectomy to stop bleeding after balloon tamponade.