Table 2.
Summary study characteristics for olfactory groove meningioma papers. WHO: World Health Organisation, mNOS: modified Newcastle Ottawa Score
| Endoscopic endonasal approach | Endoscope-assisted supraorbital keyhole approach | Microscopic transcranial approach | ||||
|---|---|---|---|---|---|---|
| Amount | Data unavailable | Amount | Data unavailable | Amount | Data unavailable | |
| Aggregate number of studies | 10 | - | 9 | - | 29 | - |
| Total number of patients | 115 | - | 96 | - | 1308 | - |
| Median mean age (years) | 53.1 | 1 studies | 59.2 | 1 studies | 54 | 4 studies |
| Median male % | 22.5% | 2 studies | 57.1% | 2 studies | 32.4% | 3 studies |
| Median number of WHO grade 1 | 9 | 5 studies | 8.5 | 7 studies | 48 | 13 studies |
| Median mean tumour diameter (cm) | 4 (1 study) | 4 studies | NA | 3 studies | 4.6 (15 studies) | 10 studies |
| Median mean tumour volume (cm3) | 33.3 (5 studies) | 24.8 (6 studies) | 42.5 (4 studies) | |||
| Median mean follow-up (months) | 35.3 | 2 studies | 5 | 1 studies | 54 | 1 studies |
| Median mNOS score | 4.5 | - | 45.1 | - | 4 | - |