Fig. 5: Prognostic Significance of TSR in Three Independent PDAC Cohorts.

a, c, e, g Kaplan-Meier curves for disease-specific survival (DSS) by TSR in the training (a), validation (c). EUS-FNA (e), and pre-NAT EUS-FNA (g) cohorts. b, d, f, h Multivariate Cox analysis for DSS in the training (b), validation (d). EUS-FNA (f), and pre-NAT EUS-FNA (H) cohorts. P-valuesā<ā0.05 are marked in red. EUS-FNA indicates endoscopic ultrasound fine-needle aspiration; DSS disease-specific survival; TSR tumor-stroma ratio, PDAC pancreatic ductal adenocarcinoma.