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. 2018 Dec 10;4:40. doi: 10.1038/s41523-018-0095-1

Table 1.

Distribution of B7-H4, PD-L1 tumor, and stroma QIF and TILs quantification by H&E in Yale and University of Michigan (UM) cohorts

Variable Yale Cohorts UM Cohorts
N = 561a % N = 473a %
B7-H4 tumor
 Positive 257 45.8 198 44.6
B7-H4 stroma
 Positive 164 29.2 116 26.1
PD-L1 tumor
 Positive 43 7.7 77 17
PD-L1 stroma
 Positive 55 9.8 61 13.6
PD-L1 any positivity
 Positive 72 12.8 98 21.8
TILs
0–10 170 41.8 212 50.5
11–20 88 21.6 60 14.3
21–30 75 18.4 52 12.4
31–40 17 4.2 22 5.2
41–50 13 3.2 14 3.3
>50 44 10.8 60 14.3
TILs
Low 363 89.2 360 85.7
High 44 10.8 60 14.3

aThe actual number of cases for analysis for each marker is different due to loss of tissue or the absence of tumor cells in some spots