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Overall survival and progression‐free survival. Kaplan‐Meier curves showing overall survival according to treatment arm (FOLFIRI vs. mXELIRI) in non‐PPI users (A) and PPI users (B). Progression‐free survival in non‐PPI users (C) and PPI users (D).
Abbreviations: FOLFIRI, leucovorin, fluorouracil, and irinotecan; mXELIRI, capecitabine plus irinotecan; PPI, proton pump inhibitor.
