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Adjusted hazard ratios (HR) and 95% confidence intervals (CI) comparing highest to lowest tertiles of predicted 25(OH)D level for disease-free survival across strata of predictors of patient outcome and tumor molecular features. FU/LV, 5-fluorouracil and leucovorin; IFL, irinotecan; MET, metabolic equivalent; MSI, microsatellite instability; MSS, microsatellite stable.
