Table 1.
Demographics table of the patients’ for the type and grade (panels A) and consistency analysis (panels B). The patient group of the consistency analysis is the subset of patients from the type and grade analysis where the only exclusion criterion was absence of consistency report from the neurosurgeon. All patients are classified according to WHO 2016 classification (Louis et al., 2016).
| A. Type and grade analysis |
B Consistency analysis |
||||
|---|---|---|---|---|---|
| Frequency | Percentage | Frequency | Percentage | ||
| Patient count | 30 | 100 % | 16 | 100 % | |
| Age | Mean ± standard deviation | 58 ± 14 years | 58 ± 15 years | ||
| Range (min – max) | 29 – 86 years | 29 – 77 years | |||
| Sex | Male | 13 | 43 % | 7 | 43 % |
| Female | 17 | 57 % | 9 | 57 % | |
| Consistency | Firm | 7 | 23 % | 7 | 23 % |
| Variable | 5 | 17 % | 5 | 17 % | |
| Soft | 4 | 13 % | 4 | 13 % | |
| Unknown | 14 | 47 % | – | – | |
| Type | Fibroblastic (WHO I) | 6 | 20 % | 4 | 25 % |
| Fibroblastic (WHO II) | 2 | 7 % | 1 | 6 % | |
| Meningothelial (WHO I) | 1 | 3 % | 1 | 6 % | |
| Meningothelial (WHO II) | 2 | 7 % | 1 | 6 % | |
| Transitional (WHO I) | 8 | 26 % | 2 | 13 % | |
| Transitional (WHO II) | 1 | 3 % | 1 | 6 % | |
| Clear-cell (WHO II) | 2 | 7 % | 2 | 13 % | |
| Microcystic/Angiomatous (WHO I) | 2 | 7 % | 2 | 13 % | |
| Chordoid (WHO II) | 1 | 3 % | 0 | 0 % | |
| Psammomatous (WHO I) | 5 | 17 % | 2 | 13 % | |
| Grade | WHO I | 22 | 73 % | 11 | 69 % |
| WHO II | 8 | 27 % | 5 | 31 % | |
| WHO III | 0 | 0 % | 0 | 0 % | |
| Location | Convexity | 10 | 33 % | 8 | 50 % |
| Parasagittal | 3 | 10 % | 2 | 13 % | |
| Falx | 5 | 17 % | 1 | 6 % | |
| Sphenoid wing | 5 | 17 % | 2 | 13 % | |
| Suprasellar | 1 | 3 % | 1 | 6 % | |
| Tentorial | 1 | 3 % | 0 | 0 % | |
| Olfactory groove / Planum sphenoidale | 2 | 7 % | 0 | 0 % | |
| Clinoid / Petroclival | 1 | 3 % | 0 | 0 % | |
| Cerebellar | 2 | 7 % | 2 | 13 % | |
| Treatment | Neurosurgery - no prior irradiation | 30 | 100 % | 16 | 100 % |