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Kaplan-Meier analysis of overall survival (OS) based on patient reported metrics at the 3-to-6 month follow-up. Symptoms of moderate-severe swallowing (MDASI score ≥6), moderate-severe choking (MDASI score ≥6), and mild-severe shortness-of-breath (MDASI score ≥2) at 3-to-6 months post-treatment (M3–6) and a composite symptom score were assessed for association with OS. P-values determined using log-rank test.
