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Correlation between clinical parameters and intraoperative bleeding
| Parameters | Correlation coefficient | P |
|---|---|---|
| Tumor maximum diameter* | 0.602 | 0.005 |
| Operative time* | 0.798 | 0.000 |
| Tumor level (superior vs. inferior to S3 foramen)† | −0.430 | 0.059 |
| Preoperative embolism† | −0.073 | 0.760 |
*Pearson’s correlation analysis; †Spearman’s correlation analysis.
