Table 2.

Biomarker prevalence.

Characteristic	N	%
PD-L1 Tumour Cells (n379)
0 1 ≤ 5 6 ≤ 25 26 ≤ 50 51 ≤ 100	317 26 27 4 5	83.6 6.9 7.1 1.1 1.3
PD-L1 Immune Cells (n376)
0 1 ≤ 5 6 ≤ 25 26 ≤ 50 51 ≤ 100	37 127 116 64 32	9.8 33.8 30.9 17.0 8.5
ATM (n373)
Low (0) High (1+, 2+, 3+)	43 330	11.5 88.5
CD3 (n347)
Low (≤ 500) High (> 500)	105 242	30.3 69.7
CD8 (n347)
Low (≤ 600) High (> 600)	258 89	74.6 25.6