In the retrospectively study,the sensitivity,specificity,positivepredictivevalue(PPV),negatively predictive value(NPV) of CCR7 expression for lymph node metastasis was 84.8%(28/33),77.8%(14/18),87.5%(28/32),73.7%(14/19),respectively.

• CCR7表达对胃癌淋巴结转移判断的敏感性；特异性；阳性预测值及阴性预测值分别为84.；8%25(28/33)；77