Table 2.
Characterization of tumor and surgery
| Variables | General (66) | Pre-DAHD (32) | DAHD (34) | p |
|---|---|---|---|---|
| Tumor characteristics | ||||
| Histology | 0.455 | |||
| Low grade glioma | 11 (16.9) | 4 (12.5) | 6 (17.6) | |
| High-grade glioma | 25 (38.5) | 14 (43.8) | 11 (32.4) | |
| Metastasis | 28 (43.1) | 13 (40.6) | 16 (47.1) | |
| Meningothelial | 1 (1.5) | 0 (0.0) | 1 (2.9) | |
| Inflammatory process | 1 (1.5) | 1 (3.1) | 0 (0.0) | |
| Previous chemotherapy | 22 (33.8) | 9 (29.0) | 13 (38.2) | 0.434 |
| Previous radiotherapy | 12 (18.2) | 7 (21.9) | 5 (14.7) | 0.450 |
| Number lesions resected | ||||
| 1 | 61 (92.4) | 31 (96.9) | 30 (88.2) | 0.387 |
| 2 | 3 (4.5) | 0 (0.0) | 3 (8.8) | |
| 3 or more | 2 (3.0) | 1 (3.1) | 1 (2.9) | |
| Larger lesion diameter (mm) | 44.5 (30.8–54.3) | 47.5 (32.3–58.0) | 41.0 (30.0–52.5) | 0.345 a |
| Infratentorial location | 5 (7.6) | 2 (6.3) | 3 (8.8) | 1.000 |
| Depth > 1 cm of the cortex | 33 (50.8) | 16 (51.6) | 17 (50.0) | 0.897 |
| Primary motor area involvement | 15 (22.7) | 7 (21.9) | 8 (23.5) | 0.873 |
| Laterality | 0.707 | |||
| Right | 25 (37.9) | 10 (31.3) | 15 (44.1) | |
| Left | 34 (51.5) | 18 (56.3) | 16 (47.1) | |
| Bilateral | 3 (4.5) | 2 (6.3) | 1 (2.9) | |
| Posterior Fossa | 4 (6.1) | 2 (6.3) | 2 (5.9) | |
| Edema | 0.064 | |||
| Absent | 15 (22.7) | 4 (12.5) | 11 (32.4) | |
| Little edema | 29 (43.9) | 15 (46.9) | 14 (41.2) | |
| Very edema | 22 (33.3) | 13 (40.6) | 9 (26.5) | |
| Herniation | 35 (53.0) | 15 (46.9) | 20 (58.8) | 0.331 |
| Characterization of surgery | ||||
| Emergency surgery | 5 (7.6) | 2 (6.3) | 3 (8.8) | 1.000 |
| Awake Surgery | 3 (4.6) | 1 (3.1) | 2 (6.1) | 1.000 |
| Duration of surgery (min) | 213 (165–291) | 213 (155–298) | 218 (169–283) | 0.773 a |
| Duration of anesthesia (min) | 325 (285–414) | 315 (281–429) | 335 (289–403) | 0.667 a |
Data presented as n (%), except for lesion diameter (medians and quartiles)
a Mann-Whitney test