Fig. 1From: Modified score based on revised Tokuhashi score is needed for the determination of surgical intervention in patients with lung cancer metastases to the spineKaplan–Meier curves of the overall survival of 120 patients with lung cancer metastases to the spine: a Patients with normal and abnormal tumor markers (TM; p < 0.0001, logrank test). b Patients who were and were not subjected to targeted therapy (p < 0.0001, logrank test)Back to article page