Fig. 1From: Clinical significance of Osaka prognostic score based on nutritional and inflammatory status in patients with esophageal squamous cell carcinomaThe flow diagram of selection of eligible patients. According to the inclusion and exclusion criteria, a total of 395 patients were randomly divided into either a training cohort (n = 276) or validation cohort (n = 119) at a ratio of 7:3 for further analysisBack to article page