Fig. 1From: Perioperative risk factors of psychological distress in patients undergoing treatment for esophageal cancerFlow of patients through the study. Time 1, before definitive diagnosis; time 2, after determination of clinical stage; time 3, postoperatively before final staging; time 4, determination of final stage at 1 month after esophagectomy; time 5, 3 months after esophagectomyBack to article page