Fig. 5

The Amin of thoracic spines (°). Amin indicates the minimum PIA. The mean Amin ranged from 17.25°±3.93° (T8) to 28.50°±6.74° (T1)
The Amin of thoracic spines (°). Amin indicates the minimum PIA. The mean Amin ranged from 17.25°±3.93° (T8) to 28.50°±6.74° (T1)