a strong trendP = 0.0071
A strong trend for OS benefit was also observed favoring the T-DXd arm (HR 0.56, 95% CI 0.36-0.86, P = 0.0071).
A strong trend for OS benefit was also observed favoring the T-DXd arm (HR 0.56, 95% CI 0.36-0.86, P = 0.0071).
T-DXd significantly improved progression-free survival and showed a trend towards improved overall survival, establishing this agent as preferred second-line therapy.