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. 2018 May 2;18:515. doi: 10.1186/s12885-018-4414-6

Fig. 1.

Fig. 1

Parameter definitions. a Progression-free survival during the first-line chemotherapy (1st PFS) curve for all the 136 patients included in this study. b Correlation analysis between NLR and PLR. c ROC curve for NLR and PLR to determine the cut-off values at the median 1st PFS. d Schematic figures of cNPLDS and risk classifications