From: Gravity determines the direction of nerve roots sedimentation in the lumbar spinal canal
Negative SedSign (N = 25) | Positive SedSign (N = 31) | |
---|---|---|
Age | 51.6 ± 13 | 67.5 ± 7a |
Male/female | 12/13 | 19/12 |
Clinical Diagnosisb | ||
Lumbar spinal stenosis | 0 | 17 |
Lumbar disc herniation | 6 | 12 |
Spondylolisthesis | 1 | 2 |
Nonspecific back pain | 18 | 0 |