Sociodemographic analysis of the population studied.
| Clinical Characteristics | Total (n = 114) | Discectomy + Interspinous Stabilization Device (n = 55) | Discectomy (n = 59) | P Value |
| Age, mean ± SD | 41.4 ± 9.3 | 42.1 ± 10.1 | 40.7 ± 8.5 | 0.45 |
| Men | 63 (55.25%) | 31 (56.4%) | 32 (54.2%) | 0.82 |
| Women | 51 (44.75%) | 24 (43.6%) | 27 (45.8%) | |
| L4-L5 | 53 (46.5%) | 37 (67.3%) | 16 (27.1%) | < 0.001 |
| L5-S1 | 61 (53.5%) | 18 (32.7%) | 43 (72.9%) | |
| Evolution time, mo | 5.5 ± 3.4 | 5 ± 2.9 | 6.1 ± 3.9 | 0.10 |
| Follow-up, mo | 118.8 ± 13.1 | 119.4 ± 15.6 | 118.3 ± 10 | 0.67 |
Data presented as mean ± SD or n (%).