Fig. 4From: Efficacy and safety of chemotherapy after endoscopic double stenting for malignant duodenal and biliary obstructions in patients with advanced pancreatic cancer: a single-institution retrospective analysisKaplan-Meier curve showing survival time following double stenting. Chemotherapy versus best supportive care with good performance status (0 or 1) (no chemotherapy) (175 vs 77 days; P = 0.0029)Back to article page