From: Spinal sagittal imbalance in patients with lumbar disc herniation: its spinopelvic characteristics, strength changes of the spinal musculature and natural history after lumbar discectomy
Largest recruitment order(mv)
T7-T8
T12-L1
L4-L5*
Before surgery
0.43 ± 0.24
0.46 ± 0.21
0.32 ± 0.17
After surgery
0.76 ± 0.34
0.73 ± 0.17
0.95 ± 0.31
P
<0.05