Figure 5. Forest plots showing the association between SII and clinicopathological factors in pancreatic cancer. (A) sex (male vs female); (B) tumor location (head vs body/tail); (C) lymph node metastasis; (D) Tumor-Node-Metastasis (TNM) stage (III-IV vs I-III); (E) grade (3-4 vs 1-2), and (F) vascular invasion (yes vs no).