Fig. 1From: Correlation of the anatomical sacral slope with pelvic incidence in female patients with developmental hip dysplasia: a retrospective cross-sectional studyAnatomical and functional parameters of the pelvis. a Anatomical parameters. b functional parameters. PI, pelvic incidence; SS, sacral slope; APP, anterior pelvic plane; L- and R-ASIS, left and right anterior superior iliac spineBack to article page