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Kaplan–Meier curves for iPFS in advanced EGFR-mutant NSCLC patients with various number of brain metastases.
Note: Patients with more than three brain metastases had significantly shorter median iPFS than those with three or less brain metastases (12.5 vs 18.0 months, P=0.044).
Abbreviations: iPFS, intracranial progression-free survival; NSCLC, non-small-cell lung cancer.
