Table 3. Categorical classification of angular values according to lumbar curvature identification method.
| Classification | Cobb3L2s - S1s | Cobb2L1s - L5i | Cobb1L1s - S1s | Cobb4T12i - S1s | Centroid | Posterior L1-L5 | Posterior L1-S1 | Trall |
|---|---|---|---|---|---|---|---|---|
| Mean | 50.38 | 41.98 | 55.41 | 58.14 | 35.54 | 29.33 | 60.52 | 35.14 |
| Standard deviation | 9.83 | 10.80 | 10.68 | 9.59 | 11.20 | 9.54 | 11.64 | 7.54 |
| Far below | < 30.72 | < 20.38 | < 34.05 | < 38.96 | < 13.13 | < 10.24 | < 37.24 | < 20.06 |
| Moderately below | 30.72 to 40.55 | 20.38 to 31.18 | 34.05 to 44.73 | 38.96 to 48.55 | 13.13 to 24.34 | 10.24 to 19.78 | 37.24 to 48.88 | 20.06 to 27.60 |
| Average | 40.56 to 60.20 | 31.19 to 52.78 | 44.74 to 66.08 | 48.56 to 67.74 | 24.35 to 46.74 | 19.79 to 38.87 | 48.89 to 72.16 | 27.61 to 42.68 |
| Moderately above | 60.21 to 70.03 | 52.79 to 63.58 | 66.09 to 76.76 | 67.75 to 77.33 | 46.75 to 57.95 | 38.88 to 48.42 | 72.17 to 83.80 | 42.69 to 50.22 |
| Far above | > 70.03 | > 63.58 | > 76.76 | > 77.33 | > 57.95 | > 48.42 | > 83.80 | > 50.22 |