Rotations at each lumbar level in patients with back pain and abnormal intervertebral disks
| Group 2 Patient No. | Level | Rotation (degrees) | MR Appearance of Intervertebral Disk |
|---|---|---|---|
| 1 | L1-L2 | −0.5 | Normal |
| L2-L3 | 1.0 | Normal | |
| L3-L4 | 2.3 | Normal | |
| L4-L5 | 0.6 | Abnormal | |
| L5-S1 | 4.2 | Abnormal | |
| 2 | L1-L2 | 3.7 | Abnormal |
| L2-L3 | 2.5 | Normal | |
| L3-L4 | 1.4 | Normal | |
| L4-L5 | −0.9 | Abnormal | |
| L5-S1 | 3.9 | Abnormal | |
| 3 | L1-L2 | 1.6 | Normal |
| L2-L3 | 1.1 | Normal | |
| L3-L4 | 5.6 | Abnormal | |
| L4-L5 | 0.0 | Normal | |
| L5-S1 | 1.5 | Normal | |
| 4 | L1-L2 | 2.2 | Normal |
| L2-L3 | 0.8 | Normal | |
| L3-L4 | −0.1 | Normal | |
| L4-L5 | 3.2 | Abnormal | |
| L5-S1 | 4.7 | Abnormal | |
| 5 | L1-L2 | 0.1 | Normal |
| L2-L3 | 2.2 | Abnormal | |
| L3-L4 | 2.0 | Normal | |
| L4-L5 | 3.4 | Abnormal | |
| L5-S1 | 3.1 | Abnormal |