Fig. 1

a, Scatter diagram of SPA and PI. b, Scatter diagram of TPA and PI. SPA indicates spinopelvic angle; PI, Pelvic incidence; TPA, T1 pelvic angle
a, Scatter diagram of SPA and PI. b, Scatter diagram of TPA and PI. SPA indicates spinopelvic angle; PI, Pelvic incidence; TPA, T1 pelvic angle