Table 4.
The correlation between PD-L1 expression on TILs and clinicopathological features of patients with GS
| Characteristics | N | PD-L1 negative, N (%) | PD-L1 positive, N (%) | X2 | P value |
|---|---|---|---|---|---|
| Total | 63 (43.7) | 81 (56.3) | |||
| Ages, years | |||||
| <59 | 43 (52.4) | 77 (48.7) | |||
| ≥59 | 39 (47.6) | 81 (51.3) | 0.296 | 0.683 | |
| Gender | |||||
| Female | 26 (31.7) | 46 (29.1) | |||
| Male | 56 (68.3) | 112 (70.9) | 0.173 | 0.767 | |
| Stage | |||||
| Ⅰ-Ⅱ | 22(26.8) | 22(13.9) | |||
| Ⅲ-Ⅳ | 60 (73.2) | 136 (86.1) | 6.005 | 0.021 | |
| Differentiation | |||||
| Poor | 61 (74.4) | 109 (69) | |||
| Well | 21 (25.6) | 49 (31) | 0.763 | 0.455 | |
| Surgery | |||||
| Yes | 74 (90.2) | 125 (79.1) | |||
| No | 8 (9.8) | 33 (20.9) | 4.721 | 0.031 | |
| Tumor location | |||||
| Proximal | 23 (28) | 51 (32.3) | |||
| Remote | 32 (39) | 55 (34.8) | |||
| Body | 18 (22) | 34 (21.5) | |||
| other | 9 (11) | 18 (11.4) | 0.591 | 0.901 |