Characteristics | Means ± SDs |
---|---|
Age (years) | 43.5 ± 8.6 |
Weight (kg) | 75.5 ± 10.1 |
Height (m) | 1.74 ± 0.8 |
Body mass index (kg/m2) | 25.0 ± 2.7 |
Level of disc prosthesis | |
-L2-L3 | n = 1 |
-L3-L4 | n = 1 |
-L4-L5 | n = 11 |
-L3-L4 and L4-L5 | n = 1 |
-L5-S1 | n = 1 |
Other surgery | |
-fusion L5-S1 | n = 12 |
Weeks before surgery* | 12.1 ± 13 |
Weeks after surgery** | 17.3 ± 8.4 |