Case characteristics and vascular complications, age, surgical level, injured structure, lesion treatment, and estimated blood loss.
| Case | Age, y | Surgical Level | Injury | Treatment | Estimated Blood Loss, cc |
| 1 | 68 | L5-S1 | Iliolumbar vein | NA | 10 |
| 2 | 71 | L5-S1 | NA | Electrocoagulation | 100 |
| 3 | 68 | L5-S1 | Left iliac vein | Suture, compression, hemostatic, human thrombin | 1500 |
| 4 | 55 | L5-S1 | Iliac vein | Bipolar, compression, hemostatic | 1000 |
| 5 | 62 | L4-L5-S1 | Left iliac vein | Suture | 100 |
| 6 | 58 | L4-L5-S1 | Iliopelvic vein | Compression with gauze and hemostatic | 500 |
| 7 | 79 | L4-L5-S1 | Left iliac vein | Suture, compression, hemostatic | 450 |
| 8 | 35 | L5-S1 | Iliac vein | Suture | 300 |
| 9 | 40 | L4-L5-S1 | NA | Compression, hemostatic | 400 |
Abbreviations: NA, not available.