Intervertebral Disc Rehydration after Lumbar Dynamic Stabilization: Magnetic Resonance Image Evaluation with a Mean Followup of Four Years

Table 1

Clinical and demographic characteristics (𝑛=72).

Characteristic	Value
Gender
Male	37 (51.4%)
Female	35 (48.6%)
Age (years) mean	61.4 ± 11.3 (31–82)
Follow-up (months) mean	46.7 ± 7.8 (33–58)
Number of instrumented levels
1-level	31 (43.1%)
2-levels	41 56.9%)