Table 4.
Comparison of survivors and non-survivors
| Variables | Survivors | Non-survivors | Total (n = 25) |
|---|---|---|---|
| Trauma, n (%) | 6 (38) | 10 (63) | - |
| Non-trauma, n (%) | 6 (67) | 3 (33) | - |
| Injury severity score, median (IQR) | 35 (19–41) | 41 (36–50) | - |
| Trauma and injury severity score, median (IQR) | 0.79 (0.46–0.94)* | 0.23 (0.15–0.44) | - |
| Revised trauma score, median (IQR) | 5.56 (5.17–6.43)* | 6.13 (4.03–6.38) | - |
| SBP before REBOA (mmHg), median (IQR) | |||
| Trauma | 87 (85–89) | 67 (60–74) | 78 (67–87) |
| Non-trauma | 63 (60–84) | 67 (65–72) | 64 (61–77) |
| Total | 86 (63–89) | 67 (61–75) | 71 (62–87) |
| SBP after REBOA (mmHg), median (IQR) | |||
| Trauma | 115 (106–123) | 78 (72–100) | 104 (78–118) |
| Non-trauma | 104 (93–123) | 112 (106–137) | 111 (97–127) |
| Total | 112 (101–126)** | 95 (74–111)** | 107 (90–118)** |
| ΔSBP (mmHg), median (IQR) | |||
| Trauma | 26 (19–46) | 11 (8–30) | 22 (11–32) |
| Non-trauma | 35 (28–37) | 49 (41–67) | 37 (32–49) |
| Total | 31 (22–41) | 30 (11–45) | 31 (19–46) |
| Blood transfusion (mL), median (IQR) | |||
| Trauma | 840 (840–2310) | 1960 (980–2450) | 1540 (840–2590) |
| Non-trauma | 2240 (1540–2730) | 1960 (1260–2380) | 1960 (1400–2800) |
| Total | 1680 (840–2800) | 1960 (840–2520) | 1960 (840–2800) |
| Occlusion time of IABO catheter (min), median (IQR) | |||
| Trauma | 55 (44–64) | 99 (63–117) | 65 (57–99) |
| Non-trauma | 54 (47–56) | 95 (75–120) | 55 (50–95) |
| Total | 52 (45–63)* | 97 (61–121) | 61 (51–98) |
IQR interquartile range, SBP systolic blood pressure, REBOA resuscitative endovascular balloon occlusion of the aorta, and IABO intra-aortic balloon occlusion; * p < 0.05 vs. non-survivors; ** p < 0.01 vs. SBP before REBOA in each group