Correlation between the blood loss per unit volume and the postprocedural PBV values for patients who underwent surgery
| No. | Post-rPBV | Tumor volume (cm3)* | Tumor perfusion index (post-embolization) | Operating time (min) | Blood loss (mL) |
|---|---|---|---|---|---|
| 1 | 2.08 | 154.69 | 321.76 | 300 | 1600 |
| 2 | 0.65 | 89.76 | 58.34 | 210 | 400 |
| 3 | 3.73 | 60 | 223.80 | 180 | 500 |
| 4 | 4.71 | 62.5 | 294.38 | 270 | 400 |
| 5 | 0.52 | 51.98 | 27.03 | 240 | 350 |
| 6 | 1.61 | 87.50 | 140.88 | 420 | 550 |
| 7 | 3.09 | 40.5 | 125.15 | 120 | 250 |
| 8 | 3.06 | 48.88 | 149.57 | 240 | 300 |
| 9 | 1.66 | 252 | 418.32 | 390 | 600 |
| 10 | 5.14 | 32 | 164.48 | 300 | 800 |
| 11 | −1.44 | 32 | −46.08 | 180 | 400 |
| 12 | 0.63 | 40 | 25.20 | 180 | 200 |
| 13 | 6.60 | 36 | 237.60 | – | – |
| 14 | 2.35 | 21 | 49.35 | 240 | 800 |
| 15 | 0.27 | 149.54 | 40.38 | 240 | 350 |
| 16 | 0.19 | 74.25 | 14.11 | 180 | 100 |
| 17 | 1.44 | 504 | 725.76 | 330 | 400 |
| 18 | 1.59 | 126 | 200.34 | 210 | 550 |
| Spearman correlation: post-embolic whole tumor perfusion index vs blood loss | ρ=0.55, p=0.021 | ||||
| Spearman correlation: post- embolic whole tumor perfusion index vs operating time | ρ=0.60, p=0.011 | ||||
| Spearman correlation: operating time vs blood loss | ρ=0.59, p=0.013 | ||||
*Tumor volume=(length×width×height)/2 (Cancer Res 1986;46:4109–15).
rPBV, relative parenchymal blood volume.