a significant trendp = 0.008
A significant trend indicated a lower OS as the N status increased (for N0: 42 [95% CI 34–50) months; N1: 32 [95% CI 28–36] months; N2: 24 [95% CI 14–35] months; p = 0.008).
A significant trend indicated a lower OS as the N status increased (for N0: 42 [95% CI 34–50) months; N1: 32 [95% CI 28–36] months; N2: 24 [95% CI 14–35] months; p = 0.008).