Table 3.
The effect of embolization on operation time and estimated blood loss according to type of surgery
| Corpectomy (n=38) |
Laminectomy (n=41) |
|||||
|---|---|---|---|---|---|---|
| Non-embol (n=11) | Embol (n=27) | p-value | Non-embol (n=32) | Embol (n=9) | p-value | |
| Operation time | 276.3±89.3 | 200.5±63.9 | 196.0±24.5 | 0.838 | ||
| Intraoperative EBL (mL) | 1645.5±1277.8 | 892.6±589.0 | 0.017 | 871.9±583.1 | 772.2±268.2 | 0.624 |
| Perioperative EBL (mL) | 569.7±378.5 | 555.3±454.4 | 0.927 | 515.0±254.6 | 389.6±247.7 | 0.197 |
| No. of transfused PRC | 6.1±2.9 | 3.9±2.2 | 0.018 | 3.3±2.4 | 3.0±2.2 | 0.698 |
| Cal. EBL* (g/dL) | 7.5±3.4 | 5.5±3.5 | 0.117 | 4.8±2.7 | 3.1±1.6 | 0.084 |
Values are presented as mean±standard deviation.
*
(preoperative hemoglobin – hemoglobin on postoperative 2nd day) + total number of transfused red blood cell (PRC). Embol : embolization, EBL : estimated blood loss, PRC : packed red blood cells, Cal. EBL : calibrated estimated blood loss