MHC Class 1 and PDL-1 Status of Primary Tumor and Lymph Node Metastatic Tumor Tissue in Gastric Cancers

Table 2

Association of PDL-1 and MHC-1 expressions between primary tumor and metastatic lymph nodes.

	PDL-1 expression		MHC-1 expression
Score	Primary tumor	Metastatic lymph node	Primary tumor	Metastatic lymph node
None	25 (58.1%)	17 (39.5%)	3 (7%)	4 (9.3%)
Low	12 (27.9%)	16 (37.2%)	23 (53.5%)	26 (60.5%)
High	6 (14%)	10 (23.3%)	17 (39.5%)	13 (30.2%)