Table 7.
Perioperative variables and the development of post-hemispherectomy hydrocephalus (n=43*).
| n | No HCP (%) | HCP (%) | P** | |
|---|---|---|---|---|
| Total | 43 | 32 (74) | 11 (26) | |
| Avitene use | .03 | |||
| Yes | 9 | 4 (44) | 5 (56) | |
| No | 34 | 28 (64) | 6 (36) | |
| Prior resective surgery | .70 | |||
| Yes | 11 | 9 (82) | 2 (18) | |
| No | 32 | 23 (72) | 9 (28) | |
| Surgical Technique | 1.0 | |||
| MLH | 38 | 29 (76) | 9 (24) | |
| Rasmussen’s functional | 2 | 1 (50) | 1 (50) | |
| Anatomic | 3 | 2 (67) | 1 (33) | |
| Surgical Time (minutes, mean+SD) | 43 | 258 ± 79 | 263 ± 71 | .37 |
| CSF profile | ||||
| RBC POD #1 (per μL, mean ± SD) | 35 | 1.0 × 105 ± 1.5 × 105 | 2.7 × 105 ± 3.8 × 105 | .18 |
| RBC POD #2 (per μL, mean ± SD) | 34 | 1.1 × 105 ± 2.8 × 105 | 2.4 × 105 ± 4.1 × 105 | .71 |
| WBC POD #1 (per μL, mean ± SD) | 35 | 0.7 × 103 ± 1.1 × 103 | 2.0 × 103 ± 2.7 × 103 | .36 |
| WBC POD #2 (per μL, mean ± SD) | 34 | 1.8 × 103 ± 3.0 × 103 | 4.9 × 103 ± 9.5 × 103 | .44 |
| Protein POD #1 (mg/dL, mean ± SD) | 35 | 929 ± 610 | 1303 ± 1271 | .64 |
| Protein POD #2 (mg/dL, mean ± SD) | 34 | 795 ± 452 | 1042 ± 643 | .44 |
*
Seven patients had hydrocephalus prior to hemispherectomy surgery and were thus excluded.
**
Fisher’s Exact (Avitene, prior resective surgery, surgical technique) and Wilcoxon rank-sum tests (surgical time, CSF profile)