Table 1.
Patient characteristics
| Patient | Age, sex | Handedness | Tumor location | Diagnosis | WHO grade |
|---|---|---|---|---|---|
| 1 | 33, F | R | L sole SMA | Diffuse astrocytoma | II |
| 2 | 44, M | R | L sole SMA | Diffuse astrocytoma | II |
| 3 | 43, M | R | L SFG incl. SMA, CG | Anaplastic astrocytoma | III |
| 4 | 38, M | R | R SFG incl. SMA | Oligodendroglioma | II |
| 5 | 61, M | R | R SFG incl. SMA, MFG, M, I | Oligodendroglioma | II |
| 6 | 57, M | R | R SFG incl. SMA, M | Diffuse astrocytoma | II |
| 7 | 44, M | R | R SFG incl. SMA, MFG, M, CG, CC | Glioblastoma | IV |
| 8 | 63, F | R | R SFG incl. SMA, MFG, CG, CC | Oligodendroglioma | II |
CC: corpus callosum, CG: cingulate gyrus, I: insula cortex, L: left, M: motor area, MFG: middle frontal gyrus, R: right, SF: superior frontal gyrus, SMA: supplementary motor area, WHO: World Health Organization. In Patient 6, the SMA was resected in the first operation.