In the KEYNOTE-689 trial, neoadjuvant pembrolizumab delivered a game-changing:
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Event-Free Survival (EFS) Hazard Ratio: 0.73 (95% CI: 0.58โ0.92)
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Median EFS: 51.8 months vs. 30.4 months
No clear benefit seen in the hypopharynx subgroup
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10 months ago