Table 2 Comparison of operative outcomes in the hemorrhage and non-hemorrhage group
From: Risk factors for intraoperative hemorrhage of Type I neurofibromatosis
Parameters | Non-hemorrhage (N = 50) | Hemorrhage (N = 44) | P value |
|---|---|---|---|
Estimated blood loss (ml) | 32.5 (15–50) | 400 (300–800) | < 0.001 |
Area of excision (cm2) | 65 (30–150) | 150 (81–265) | < 0.001 |
Operative time (min) | 95 (70–120) | 105 (81.25–138.75) | 0.098 |
Hospital stay (day) | 6.5 (5–8) | 12.5 (8.25–16) | < 0.001 |
Need for transfusion | 0 (0.0) | 8 (18.2) | 0.002 |