Table 1 Patients’ demographics
|  | Intraoperative MRI group (n = 41) | Conventional treatment group (n = 13) |
|---|---|---|
Sex (male) | 24 (58.5Â %) | 8 (61.5Â %) |
Mean age (range) | 36.8 (16–66) | 39.4 (11–50) |
Site of resection (left) | 15 (36.6Â %) | 4 (30.8Â %) |
Tumor infiltration | Â | Â |
 Temporal lobe only | 5 (12.2 %) | 9 (69.2 %) |
 Insula | 34 (83.0 %) | 4 (30.8 %) |
 Frontal | 24 (58.5 %) | 4(30.8 %) |
Sub-location | Â | Â |
 Mesial only | 23 (56.1 %) | 5 (38.5 %) |
 Lateral only | 4 (9.8 %) | 5 (38.5 %) |
 Both | 14 (34.1 %) | 3 (23.1 %) |
Histology | Â | Â |
 Astrocytoma | 16 | 3 |
 Oligodendroglioma | 10 | 5 |
 Oligoastrocytoma | 15 | 5 |
Type of seizures | Â | Â |
 Complex partial | 22 (53.7 %) | 8 (61.5 %) |
 Generalized tonic-clonic | 20 (48.8 %) | 6 (46.2 %) |
 Simple partial | 5 (12.2 %) | – |
 Absence | 3 (7.3 %) | – |
Seizure duration in months (range) | 3 (0.25–108) | 4.5 (0.25–84) |
Median tumor volume in cm3 (range) | 77.0 (5.0–174.0) | 29.5 (10.0–172.9) |
Median follow-up in months | 32.5 (9–59) | 33.3 (10–64) |