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Table 1 Clinicopathological features of 2031 p-MMR and d-MMR GC patients

From: Clinicopathological features of tumor mutation burden, Epstein-Barr virus infection, microsatellite instability and PD-L1 status in Chinese patients with gastric cancer

Variables MMR status p value
p-MMR d-MMR
Sex    0.102
 male 516/2031 (25.4%) 55/2031 (2.7%)  
 female 1375/2031 (67.7%) 85/2031 (4.2%)  
Lauren type    0.012*
 Diffuse/mixed 1201/2031 (59.1%) 74/2031 (3.6%)  
 intestinal 690/2031 (34%) 66/2031 (3.2%)  
Differentiation    0.256
 poorly 1264/2031 (62.2%) 87/2031 (4.3%)  
 well-moderately 627/2031 (30.9%) 53/2031 (2.6%)  
T stage    0.038
 pT3 + T4 1193/2031 (58.7%) 88/2031 (4.3%)  
 pT1 + T2 698/2031 (34.4%) 52/2031 (2.6%)  
Lymphnode metastasis    0.246
 LNM+ 1121/2031 (55.2%) 76/2031 (3.7%)  
 LNM- 770/2031 (37.9%) 64/2031 (3.2%)  
PD-L1 expression    0.000*
 PD-L1 - 1337/2031 (65.8%) 69/2031 (3.4%)  
 PD-L1 > =1% 554/2031 (27.3%) 71/2031 (3.5%)