Fig. 3From: Prognostic value of MRI-derived masticator space involvement in IMRT-treated nasopharyngeal carcinoma patientsSurvival curves compared between subgroups of NPC patients suffering from different degrees of MSI. a Overall survival rate; b Local relapse-free survival rate; c Regional relapse-free survival rate; d Distant metastasis-free survival rate. (NPC = Nasopharyngeal carcinoma; MSI = Masticator space involvement; MPM = Medial pterygoid muscle; LPM = Lateral pterygoid muscle; ITF = infratemporal fossa)Back to article page