showed a trendp = 0.056
On univariate analysis, cervical lymph node involvement turned out to be a significant factor influencing both DFS (p < 0.01) and DMFS (p < 0.01), and showed a trend toward a better OS (p = 0.056) ( Table 2 , Fig 3 ).
On univariate analysis, cervical lymph node involvement turned out to be a significant factor influencing both DFS (p < 0.01) and DMFS (p < 0.01), and showed a trend toward a better OS (p = 0.056) ( Table 2 , Fig 3 ).