Table 6.
Summary of the factors with postoperative VP shunt placement.
| Postoperative VP shunt |
P value | ||
|---|---|---|---|
| Yes | No | ||
| Sex | 0.54(Pearson’s chi-square) | ||
| Male | 8(47%) | 264(40%) | |
| Female | 9(53%) | 401(60%) | |
| Age (years) | 47.2 ± 13.92(23–83) | 49.5 ± 10.44(19–82) | 0.5(Student’s t-test) |
| Tumor size (cm2) | 7.5 | 8.7 | 0.92(Student’s t-test) |
| Tumor infiltrating the ventricular system | <0.001(Pearson’s chi-square) | ||
| Yes | 15(88%) | 72(11%) | |
| No | 2(12%) | 593(89%) | |
| Postoperative hemorrhage | <0.001(Pearson’s chi-square) | ||
| Yes | 8(47%) | 20(3%) | |
| No | 9(53%) | 645(97%) | |
| Preoperative hydrocephalus | 0.001(Pearson’s chi-square) | ||
| Yes | 10(59%) | 132(20%) | |
| No | 7(41%) | 533(80%) | |
| Total resection | <0.001(Pearson’s chi-square) | ||
| Yes | 10(59%) | 647(97%) | |
| No | 7(41%) | 18(3%) | |
| Prophylactic EVD | <0.001(Fisher’s exact test) | ||
| Yes | 2(12%) | 5(1%) | |
| No | 15(88%) | 660(99%) | |
| Histology | 0.005(Pearson’s chi-square) | ||
| Benign | 10(59%) | 560(84%) | |
| Malignant | 7(41%) | 105(16%) | |
| Surgical position | 0.041(Pearson’s chi-square) | ||
| Semi-sitting position | 11(65%) | 266(40%) | |
| Supine position | 6(35%) | 399(60% | |
VP, ventriculoperitonea; EVD, external ventricular drainage.