“…After screening title and abstract, 36 studies were eligible for full-text screening. Of these 36 studies, 10 were excluded for wrong population (an anatomical endoprosthesis was used instead of a reverse megaprosthesis 4 , 9 , 22 , 34 , 35 , 48 , 54 , 58 , 59 , 64 ), 7 studies were excluded for wrong intervention (surgical technique that used extracorporeal irradiated bone autograft, 15 , 16 , 66 a specific soft-tissue reconstruction, 1 or a constrained reverse prosthesis was implanted 2 , 12 , 38 ), 6 studies were excluded for wrong outcomes (3 studies did not report functional outcomes, 25 , 56 , 60 1 did not clearly report functional outcomes, 23 and 2 only reported MSTS 8 , 65 ), and 1 study was excluded because of a wrong design (review 10 ). Of 3 studies, no full text was available.…”