| LDH | SLSS | DLSS |
F
|
p
|
---|
LF thickness | Absolute (mm) ± SD | 2.886 ± 0.592 | 4.924 ± 0.843 | 5.658 ± 0.793 | 73.270 | < 0.01 |
Relative (%) ± SD | 21.330 ± 5.532 | 36.520 ± 8.686 | 43.107 ± 7.996 | 44.024 | < 0.01 |
- LF ligamentum flavum, LDH lumbar disc herniation, DLSS double-segment lumbar spinal stenosis, SLSS single-segment lumbar spinal stenosis
- Relative thickness formula: (LF thickness/lumbar spinal canal oblique diameter) × 100; Means in percents ± standard deviations