Fig. 2From: Prognostic factors of depression and depressive symptoms after hip fracture surgery: systematic reviewPrognostic Factors of Depression or Depressive Symptoms identified in this review. Nodes represent prognostic factors. Dashed arrows indicate conflicting evidence for the presence of an association. Straight arrows indicate a reported association. Unequal dashed arrows indicate no reported association. The rounded edge square boxes indicate reported underlying mechanisms. Black nodes denote structure/process factorsBack to article page