“…The types of hernias were mainly incisional, but two studies investigated inguinal hernias, 10,71 one hiatal hernias, 12 and one diaphragmatic hernias. 63 The anatomic placement of the mesh was not described in 14 studies, 20,23,28,33,39,45,47,55,62,65,66,71,73,74 29 were in an onlay position, 10,21,22,24,27,29–32,35,36-38,40-43,48,51,52,54,56,58-61,64,70,72, four inlay, 26,34,49,57 two sublay, 25,46 three underlay, 24,68,69 two preperitoneal, 19,44 two intraperitoneal, 50,67 and in two studies the meshes were placed on the diaphragm. 12,…”