Preoperative and postoperative Musculoskeletal Tumor Society (MSTS) pain, function, emotional acceptance, and total scores are shown according to type of intercalary humeral spacer. Within each prosthesis group (eg, male-female [MF] group and lap joint [LJ] group), comparison showed improvement (p ≤ 0.05) from preoperative to postoperative scores. No differences were observed comparing the MF with LJ groups for any of the individual or total scores.