Sagittal Cobb angle (°) | Before Surgery (± sd) | 2 years postop (± sd) | Difference (°) | |||
---|---|---|---|---|---|---|
 | Hypo | Norm | Hypo | Norm | Hypo (−) | Norm (N) |
T5 - T12 | 6.6 ± 7.3 | 15.5 ± 3.7 | 18.6 ± 8.5 | 28.3 ± 8.5 | +12.0* | +12.8* |
T2 - T12 | 13.4 ± 6.2 | 25.2 ± 6.6 | 22.5 ± 8.4 | 32.2 ± 8.28 | + 9.1* | + 7.0* |
Instrumented Levels | 5.3 ± 7.8 | 11.9 ± 3.8 | 18.5 ± 9.1 | 27.2 ± 8.5 | +13.2* | +15.3* |
T2 - T5 | 6.8 ± 5.1 | 9.7 ± 5.5 | 4.0 ± 5.4 | 3.9 ± 4.8 | - 2.8* | - 5.8* |
T10 - L2 | 0.7 ± 8.4 | 3.0 ± 5.5 | 2.6 ± 8.1 | 4.0 ± 7.2 | + 1.9 | + 1.0 |
Distal to Rod | 1.3 ± 3.9 | 3.1 ± 6.2 | 2.1 ± 3.7 | 3.4 ± 5.7 | + 0.8 | + 0.3 |
T12 - S1 | −49.5 ± 8.4 | −53.3 ± 7.4 | −55.0 ± 11.0 | −61.9 ± 10.6 | + 5.5* | + 8.6* |