| AF | Annulus fibrosus |
| COMI | Core Outcome Measures Index |
| DDD | Degenerative Disc Disease |
| DP | Discogenic pain group |
| GBD | Global Burden of Disease Study |
| GEI | Gelified ethanol injection |
| IVD | Intervertebral disc |
| LBP | Low back pain |
| MRI | Magnetic Resonance Imaging |
| NP | Nucleus pulposus |
| RLP | Radiculopathy leg pain group |
| VAS | Visual Analogue Scale |
| VEP | Vertebral end-plate |