Parameters | IPCD (N = 10) | Non-IPCD (N = 11) | P value | |
---|---|---|---|---|
PT Cobb (°) | Preop. | 27.8 ± 7.2 | 30.7 ± 11.2 | 0.50 |
Flexibility (%) | 15.7 ± 12.8 | 31.7 ± 21.3 | 0.10 | |
Postop. | 16.8 ± 8.3 | 15.5 ± 7.4 | 0.72 | |
Final | 16.5 ± 6.3 | 17.3 ± 9.2 | 0.81 | |
Correction rate (%) | 41.3 ± 17.3 | 44.3 ± 20.8 | 0.72 | |
MT Cobb (°) | Preop. | 53.6 ± 14.2 | 60.5 ± 9.2 | 0.20 |
Flexibility (%) | 29.2 ± 18.9 | 29.9 ± 14.7 | 0.93 | |
Postop. | 16.9 ± 7.9 | 18.7 ± 7.7 | 0.59 | |
Final | 19.6 ± 7.8 | 25.8 ± 9.1 | 0.11 | |
Correction rate (%) | 63.2 ± 12.4 | 57.9 ± 12.1 | 0.33 | |
TLL Cobb (°) | Preop. | 41.1 ± 5.8 | 43.5 ± 5.6 | 0.36 |
Flexibility (%) | 76.2 ± 16.2 | 74.2 ± 14.4 | 0.81 | |
Postop. | 19.5 ± 8.5 | 19.1 ± 6.7 | 0.90 | |
Final | 23.3 ± 7.6 | 21.7 ± 8.2 | 0.65 | |
Correction rate (%) | 43.0 ± 17.2 | 49.8 ± 18.2 | 0.39 | |
AVT-MT (mm) | Preop. | 41.1 ± 16.2 | 48.8 ± 14.7 | 0.27 |
Postop. | 3.9 ± 13.3 | 0.0 ± 10.2 | 0.47 | |
Final | 9.3 ± 12.1 | 10.6 ± 14.3 | 0.84 | |
AVT-TLL (mm) | Preop. | 24.1 ± 6.7 | 20.1 ± 4.2 | 0.13 |
Postop. | 27.2 ± 7.7 | 23.1 ± 6.1 | 0.21 | |
Final | 18.5 ± 9.7 | 15.3 ± 7.4 | 0.43 | |
LIV tilt (°) | Preop. | 18.6 ± 11.2 | 29.2 ± 11.4 | 0.05 |
Postop. | 7.8 ± 7.2 | 8.4 ± 6.5 | 0.87 | |
Final | 9.8 ± 6.1 | 10.5 ± 5.7 | 0.78 | |
Coronal balance (mm) | Preop. | −11.0 ± 7.8 | 2.7 ± 9.0 | <0.01 |
Postop. | −32.5 ± 10.7 | −10.8 ± 4.6 | <0.01 | |
Final | −17.4 ± 12.5 | −7.1 ± 7.1 | <0.05 | |
Trunk shift (mm) | Preop. | 30.1 ± 15.1 | 51.5 ± 19.9 | <0.05 |
Postop. | −28.6 ± 17.4 | −10.8 ± 11.0 | <0.05 | |
Final | −9.0 ± 15.9 | 3.5 ± 17.2 | 0.10 | |
LIV-EV | 1.6 ± 1.7 | 0.5 ± 0.9 | 0.09 | |
LIV-NV | 1.5 ± 1.8 | 0.7 ± 1.1 | 0.24 | |
LIV-SV | 1.3 ± 1.5 | − 0.1 ± 0.9 | <0.05 | |
ApexTLL-LIV | 1.4 ± 1.3 | 2.3 ± 1.0 | 0.10 |