Table 1.
Descriptive table of sample characteristics. Data are presented as median (IQR) for continuous measures, while for categorical variables count (percentage) are provided. Abbreviations: PCNSL, primary central nervous system lymphoma; SCNSL, secondary central nervous system lymphoma; DLBCL, diffuse large B-cell lymphoma; LG B-NHL, low grade B-non Hodgkin lymphoma; GC, germinal center.
| Patients | n = 115 |
|---|---|
| Sex: Male | 63 (54.6 %) |
| Age (years) | 68 (60–74) |
| Symptoms | |
| focal deficit | 56 (48.7%) |
| confusion | 34 (29.6%) |
| epileptic seizure | 9 (7.8%) |
| raised ICP | 8 (7.0%) |
| other | 8 (7.0%) |
| ECOG scale | 2 (1–2) |
| Immunity status | |
| immunocompetent | 111 (96.5%) |
| immunosupression after Tx | 2 (1.7%) |
| chronic corticoteroid therapy | 2 (1.7%) |
| History of non-CNS lymphoma: Yes | 19 (16.5%) |
| Histological classifciation | |
| PCNSL | 112 (97.4%) |
| SCNSL | 3 (2.6%) |
| DLBCL | 112 (97.4%) |
| LG B-NHL | 2 (1.7%) |
| not classified | 1 (0.9%) |
| GC lymphoma | 32 (27.8%) |
| non-GC lymphoma | 83 (72.2%) |
| Surgical procedures | n = 125 |
|---|---|
| Location | |
| frontal | 44 (35.2%) |
| deep supratentorial | 37 (29.6%) |
| temporal | 17 (13.6%) |
| parietal | 14 (11.2%) |
| occipital | 9 (7.2%) |
| infratentorial | 4 (3.2%) |
| Type of procedure | |
| frameless biopsy | 93 (74.4%) |
| framebased biopsy | 12 (9.6%) |
| resection more than 90% | 15 (12.0%) |
| resection less than 90% | 5 (4.0%) |
| Corticosteroids prior the surgery: Yes | 42 (33.6%) |
| Surgical complication | |
| no | 116 (92.8%) |
| yes, without revision | 7 (5.6%) |
| yes, with revision | 2 (1.6%) |