Table 5.
Segmental angle in OLIF levels
| Endplate fracture- | Endplate fracture+ | P value | Total | ||
|---|---|---|---|---|---|
| Number | 5 | 70 | 75 | ||
| Lordotic angle | Pre | 4.1±3.7 | 0.37±8.2 | 0.23 | 0.59±8.1 |
| Post | 10.7±2.0 | 10.1±4.5 | 0.59 | 10.0±4.5 | |
| Final | 9.3±3.5 | 9.9±4.4 | 0.74 | 9.8±4.5 | |
| Wedging angle | Pre | 12.0±8.2 | 7.7±7.2 | 0.31 | 8.1±7.3 |
| Post | 4.7±4.1 | 3.7±2.9 | 0.63 | 3.7±3.0 | |
| Final | 3.7±2.9 | 2.5±2.2 | 0.42 | 2.6±2.7 | |
| ΔLordotic angle | Post-Pre | 6.6±7.0 | 9.9±4.4 | 0.39 | 9.4±9.0 |
| Final-Post | 0.2±2.4 | -0.7±4.6 | 0.49 | 0.51±4.3 | |
| ΔWedging angle | Post-Pre | 7.3±7.0 | 3.9±7.2 | 0.36 | 4.4±7.3 |
| Final-Post | 1.0±5.9 | 1.2±3.6 | 0.94 | -1.0±4.0 | |
Data are shown as mean±S.D
Segmental lordotic and wedging angles before and after surgery and their changes were not significantly different in OLIF segments with or without endplate fracture