Fig. 2. Proportions of postoperative ambulatory capacity are presented according to the prefracture ambulatory capacity, gender, and presence of combined medical disease. (A) Prefracture ambulatory capacity is "NA", (B) prefracture ambulatory capacity is "IA", (C) prefracture ambulatory capacity is "AA". NA, non-ambulatory status; AA, ambulation with assistive device; IA, independent-ambulation without device; 1, Man, no combined medical disease; 2, Man, combined medical disease; 3, Woman, no combined medical disease; 4, Woman, combined medical disease.