Age (year) | ≥ L3 group (N = 22) | L4 group (N = 41) | ≤ L5 group (N = 31) | P value among the three groups | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
14.5 ± 2.8 | 16.0 ± 3.4 | 18.0 ± 3.5 | 0.155 | ||||||||||||
Pre-op | Post-op | L-FU | P-value | Pre-op | Post-op | L-FU | P-value | Pre-op | Post-op | L-FU | P-value | Pre-op | Post-op | L-FU | |
Major TL/L curve(°) | 38.2 ± 13.6 | 14.4 ± 10.3 | 15.7 ± 10.7 | 0.034* | 42.8 ± 9.7 | 12.6 ± 8.8 | 13.0 ± 7.0 | < 0.001* | 50.0 ± 12.2 | 15.4 ± 15.4 | 20.2 ± 16.7 | 0.033* | 0.255 | 0.847 | 0.394 |
CL (°) | 7.1 ± 9.7 | 8.4 ± 10.1 | 4.8 ± 16.4 | 0.565 | 3.1 ± 13.5 | 1.9 ± 8.8 | 2.9 ± 13.1 | 0.113 | 1.1 ± 4.5 | 4.2 ± 10.1 | 7.5 ± 10.8 | 0.304 | 0.535 | 0.315 | 0.264 |
PrTK (°) | 7.5 ± 6.1 | 10.1 ± 4.7 | 5.2 ± 9.6 | 0.21 | 9.1 ± 6.5 | 11.5 ± 8.5 | 8.0 ± 6.8 | 0.612 | 12.0 ± 3.9 | 17.0 ± 3.2 | 8.5 ± 3.3 | 0.193 | 0.524 | 0.314 | 0.655 |
TK (°) | 29.5 ± 14.5 | 29.6 ± 6.3 | 22.1 ± 27.5 | 0.618 | 22.6 ± 12.7 | 25.9 ± 12.7 | 33.1 ± 13.3 | < 0.001* | 16.7 ± 8.1 | 19.9 ± 14.3 | 17.1 ± 14.9 | 0.95 | 0.27 | 0.424 | 0.189 |
LL (°) | − 56.1 ± 11.8 | − 56.9 ± 13.7 | − 54.2 ± 11.0 | 0.534 | − 51.9 ± 13.9 | − 51.3 ± 11.8 | − 54.8 ± 13.1 | 0.418 | − 51.0 ± 8.7 | − 45.2 ± 10.3 | − 40.2 ± 14.6 | 0.881 | 0.189 | 0.313 | 0.047* |
PI (°) | 48.7 ± 17.0 | 51.7 ± 21.7 | 49.8 ± 20.8 | 0.688 | 48.4 ± 11.7 | 45.0 ± 13.9 | 47.1 ± 9.0 | 0.143 | 54.7 ± 14.7 | 57.9 ± 12.8 | 58.4 ± 17.2 | 0.49 | 0.704 | 0.305 | 0.267 |
PT (°) | 9.3 ± 7.4 | 10.5 ± 10.7 | 5.1 ± 14.2 | 0.313 | 7.9 ± 7.7 | 5.1 ± 7.4 | 7.3 ± 9.4 | 0.825 | 17.5 ± 5.4 | 21.1 ± 15.9 | 24.0 ± 11.1 | 0.287 | 0.082 | 0.020* | 0.023* |
SS (°) | 39.4 ± 10.5 | 41.2 ± 13.3 | 43.2 ± 27.4 | 0.453 | 40.5 ± 10.0 | 40.0 ± 11.1 | 36.8 ± 10.0 | 0.248 | 37.2 ± 10.2 | 36.9 ± 5.5 | 34.3 ± 7.4 | 0.472 | 0.834 | 0.824 | 0.864 |
PJA (°) | 8.8 ± 4.7 | 7.0 ± 5.9 | 9.7 ± 6.0 | 0.011* | 6.9 ± 5.2 | 6.2 ± 4.2 | 8.5 ± 5.2 | 0.044* | 12.4 ± 6.5 | 5.9 ± 10.8 | 5.5 ± 15.2 | 0.895 | 0.182 | 0.003* | 0.006* |
T1 slope (°) | 15.7 ± 10.5 | 14.3 ± 7.1 | 17.0 ± 10.8 | 0.647 | 13.9 ± 9.3 | 18.3 ± 8.9 | 17.5 ± 9.0 | 0.238 | 14.0 ± 6.9 | 22.3 ± 6.9 | 15.9 ± 1.2 | 0.587 | 0.913 | 0.353 | 0.946 |
SF-36 | 43.2 ± 4.1 | – | 39.7 ± 4.5 | 0.039* | 44.5 ± 5.1 | – | 41.7 ± 4.3 | 0.043* | 43.5 ± 5.4 | – | 33.7 ± 5.5 | 0.027* | 0.718 | – | 0.037* |
SRS-22 | 4.6 ± 0.8 | – | 4.0 ± 0.1 | 0.044* | 4.5 ± 0.4 | – | 4.2 ± 0.5 | 0.037* | 4.4 ± 0.3 | – | 3.7 ± 0.5 | 0.012* | 0.634 | – | 0.037* |