Shin-Ichi Yamada, Mitsunobu Otsuru, Souichi Yanamoto, Takumi Hasegawa, Hitoshi Aizawa, Takahiro Kamata, Nobuhiro Yamakawa, Tomoyuki Kohgo, Akira Ito, Yuri Noda, Chihoko Hirai, Tetsuya Kitamura, Masaya Okura, Tadaaki Kirita, Michihiro Ueda, Tetsuro Yamashita, Yoshihide Ota, Takahide Komori, Masahiro Umeda, Hiroshi Kurita
OBJECTIVES: The progression level of extracapsular spread (ECS) for cervical lymph node metastasis of oral squamous cell carcinoma (OSCC) was previously divided into three types, and their relationships with the prognosis of patients were re-examined. PATIENTS AND METHODS: The Kaplan-Meier method was used to examine overall survival (OS) and relapse-free survival (RFS) curves. Prognosis factor for recurrence was analyzed with univariate and multivariate analysis...
October 6, 2017: Clinical Oral Investigations