From: 5th National Congress of the Italian Society of Physiotherapy
| Correlation coefficient | p value | |
|---|---|---|
| Delta inclination (X) vs Delta Cobb (Y) | 0.1453 | 0.1435 |
| Delta inclination (X) vs Delta ATR (Y) | −0.1203 | 0.9257 |
| Delta inclination (X) vs Delta TRACE (Y) | −0.087 | 0.8443 |
| Group 1 Main upper slope a | ||
| Delta inclination (X) vs Delta Cobb (Y) | 0.2578 | 0.5030 |
| Delta inclination (X) vs Delta ATR (Y) | −0.1915 | 0.5484 |
| Delta inclination (X) vs Delta TRACE (Y) | −0.1824 | 0.5989 |
| Group 2 Main lower slope a | ||
| Delta inclination (X) vs Delta Cobb (Y) | −0.1314 | 0.5807 |
| Delta inclination (X) vs Delta ATR (Y) | 0.0873 | 0.9330 |
| Delta inclination (X) vs Delta TRACE (Y) | 0.0458 | 0.9041 |