Table 1.
The number of patients requiring decompressive surgery for Chiari malformation referred to the research team, and the outcome for study purposes
| Surgeries performed | Outcome for study purposes | Number of tissue samples/patient | Volume (mm3) of excised tissue | Intact slices derived/sample |
|---|---|---|---|---|
| 1 | Decompression only | – | – | – |
| 2 | Tissue resected | 1 | 1000 | 48 |
| 3 | Tissue outside study criteria | – | – | – |
| 4 | Consent not given | – | – | – |
| 5 | Tissue resected | 1 | 750 | 35 |
| 6 | Decompression only | – | – | – |
| 7 | Tissue resected | 3 | 198 | 44 |
| 8 | Decompression only | – | – | – |
| 9 | Tissue resected | 3 | 1000 | 50 |
| 10 | Tissue resected | 6 | 3510 | 48 |
The volume of herniated cerebellar tissue requiring excision, and the size and number of tissue slices derived from each sample are shown.