Fig. 4From: Joint-preserving palliative surgery using self-locking screws of intramedullary nail and percutaneous cementoplasty for proximal humeral metastasis in the advanced cancer patientsVisual analog scale (VAS) score changes after insertion of self-locking screws with PC. The VAS of the patients was 8.2 ± 3.1 preoperatively. The patients’ VAS decreased significantly to 4.9 ± 2.1 1 week postoperatively (immediate postop VAS) (P < 0.001). The patients’ VAS further decreased significantly to 2.9 ± 2.1 6 weeks postoperatively (follow-up postop VAS) (P < 0.001)Back to article page