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Fig. 4 | BMC Medicine

Fig. 4

From: Development and validation of a novel MR imaging predictor of response to induction chemotherapy in locoregionally advanced nasopharyngeal cancer: a randomized controlled trial substudy (NCT01245959)

Fig. 4

Stratification analysis of patients with low ICTOS in the prospective validation cohort. Kaplan-Meier curves compared the low-risk and high-risk patients (a). Kaplan-Meier curves compared the ICT+CCRT patients and CCRT patients in the low-risk and high-risk groups (b). ICT, induction chemotherapy; CCRT, concurrent chemoradiotherapy; ICTOS, Induction Chemotherapy Outcomes Score; HR, hazard ratio; CI, confidence interval

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