Fig. 8From: Differences in fixation to young and elderly quadrilateral surfaces with anatomic quadrilateral surface plate (AQSP) based on cortical thickness morphological resultsThe fracture line distribution in three groups. a The fracture lines were mainly focused under the arcuate line. b The fracture lines were mainly focused under the arcuate line. c The fracture lines were dispersedly distributed under the arcuate line, and adjacent to the bottom of acetabularBack to article page