MIS TLIF Subgroup Demographic Data. All surgical indications for MIS TLIF are included in the MIS Registry on a level-by level basis.
| n | |
| Total MIS TLIF Patients | 98 |
| Median Age at Surgery | 64.5 |
| Diagnosis | |
| Spondylolisthesis | 26 |
| Central Stenosis | 26 |
| Foraminal Stenosis | 14 |
| Post-laminectomy Syndrome Degenerative Scoliosis | 14 6 |
| Procedure | 14 6 |
| 1-Level | 64 |
| 2-Level | 23 |
| 3-Level | 3 |
| TLIF + LLIF Procedure | 3 |