Fig. 2From: Prognostic value of systemic inflammation response index in nasopharyngeal carcinoma with negative Epstein-Barr virus DNAKaplan–Meier curves for PFS and OS between different groups in training cohort. a Low SII group and high SII group for PFS; b Low SII group and high SII group for OS; c Low SIRI group and high SIRI group for PFS; d Low SIRI group and high SIRI group for OBack to article page