Table 2.
Comparison of perinatal outcomes between Failure group and Success group.
| Failure group (n=31) | Success group (n=248) | t/χ2 | P | |
|---|---|---|---|---|
| Time between delivery/insertion (mean±SD, min) | 60.74±17.03 | 89.46±9.51 | −1.041 | 0.299 |
| Blood loss before using the Bakri balloon (mean±SD, ml) | 1233.23±75.08 | 1044.15±18.06 | 3.289 | 0.001 |
| Control bleeding (n, %) | ||||
| <1000 mL | 8 (8.60) | 85 (91.40) | 0.889 | 0.346 |
| >1000 mL | 23 (12.37) | 163 (87.63) | ||
| Balloon placement method (n, %) | ||||
| Transvaginally | 24 (77.42) | 200 (80.65) | 0.181 | 0.670 |
| Transabdominally | 7 (22.58) | 48 (19.35) | ||
| Uterine contractions (n, %) | ||||
| No | 30 (96.77) | 229 (92.34) | 0.815 | 0.367 |
| Yes | 1 (3.23) | 19 (7.66) | ||
| Suture method before using the Bakri balloon (n, %) | ||||
| No | 16 (51.6) | 207 (83.47) | 110.061 | 0.000 |
| UAE | 14 (45.16) | 1 (0.40) | ||
| “8” suture | 0 (0.00) | 16 (6.45) | ||
| Arterial ligation | 1 (3.23) | 9 (3.63) | ||
| “8” suture + arterial ligation | 0 (0.00) | 7 (2.82) | ||
| Other | 0 (0.00) | 8 (3.23) | ||
| Lower genital tract trauma (n, %) | ||||
| No | 29 (93.55) | 229 (92.34) | 0.058 | 0.810 |
| Yes | 2 (6.45) | 19 (7.66) | ||
| Intervention after using the Bakri balloon (n, %) | ||||
| No | 0 (0.00) | 248 (100.00) | 279.000 | 0.000 |
| UAE | 27 (87.10) | 0 (0.00) | ||
| IIAE | 4 (12.90) | 0 (0.00) | ||
| Blood loss after using the Bakri balloon (mean±SD, ml) | 417.10±74.25 | 52.64±3.03 | 13.348 | 0.000 |
| Infused volume (mean±SD, ml) | 432.58±9.08 | 412.49±4.12 | 1.667 | 0.000 |
| Indwelling time (mean±SD, min) | 294.65±63.48 | 1071.94±23.88 | −10.923 | 0.000 |
| Blood transfusion (n, %) | ||||
| No | 1 (3.23) | 94 (37.90) | 14.756 | 0.000 |
| Yes | 30 (96.77) | 154 (62.10) | ||
| Red blood cell, RBC (mean±SD, U) | 5.48±0.58 | 1.98±012 | 8.999 | 0.000 |
| Cryoprecipitate (mean±SD, U) | 4.85±0.53 | 1.37±0.12 | 8.818 | 0.000 |
| Plasma (mean±SD, ml) | 493.55±59.87 | 148.19±12.67 | 8.316 | 0.000 |
| Perinatal complications (n, %) | ||||
| No | 30 (96.77) | 247 (99.60) | 3.085 | 0.079 |
| Yes | 1 (3.23) | 1 (0.40) |
BBT – Bakri balloon tamponade; UAE – uterine artery embolization; IIAE – internal iliac artery embolization; SD – standard deviation.