Table 1.
Summary of demographics and anatomical features of all pooled patients.
| Characteristics | Value |
|---|---|
| Cohort size (no.) | 1307 |
| Demographics | |
| Median age, range (years) | 42.5, 18–85 |
| Gender (female) | 603 (53%) |
| Syndromes | No. (%) |
| Ollier’s | 12 (0.9%) |
| Maffucci’s disease | 3 (0.2%) |
| Laterality (n = 55) | No. (%) |
| Right | 29 (52.7%) |
| Left | 10 (18.2%) |
| Midline | 4 (7.3%) |
| Bilateral | 12 (21.8%) |
| Locations (n = 859) | No. (%) |
| Petrous Bone | 325 (37.8%) |
| Clivus | 202 (23.5%) |
| Petroclival synchondrosis | 174 (20.2%) |
| Sphenoid Bone | 103 (12%) |
| Supra/Parasellar region | 64 (7.4%) |
| Others | 188 (21.9%) |
| Extra-Axial Compression/Invasion (n = 630) | No. (%) |
| Brainstem | 313 (49.7%) |
| Cavernous Sinus | 267 (42.4%) |
| Optic Apparatus | 242 (38.4%) |
| Temporal Lobe Compression | 139 (22.1%) |
| Sphenoid Sinus | 51 (8.1%) |
| Internal Carotid Artery | 49 (7.7%) |
| Others | 68(10.8%) |
| Tumor Size (n = 681) | |
| Median, range (cm3) | 24.5, 0.9–88.4 |