Table 5 Analysis of 22C3 combined pathology score (CPS) groups

From: Immunohistochemical detection of PD-L1 among diverse human neoplasms in a reference laboratory: observations based upon 62,896 cases

Tumor type*

Search parameter

Number of cases

Average age, years

M:F

QNS %

Negative ( < 1%)

Expressed ( > 1%)

All cases

 

2623

65.5

1760:863

3.7

17.4

79.0

Esophageal

“esophageal” or “esophagus” or “GEJ” or “gastroesophageal”

1059

67.2

862:197

2.5

11.7

85.8

Gastric

“gastric” or “stomach” or “pyloric” or “antrum” or “cardia”

696

64.8

421:275

3.0

13.4

83.6

Adenocarcinoma

“adenocarcinoma”

729

64.5

514:215

3.6

16.5

80.0

Squamous cell carcinoma

“squamous” or “SCC” or “SCCA”

67

68.9

39:28

4.5

11.9

83.6

Metastatic

“metastatic”

158

62.9

92:66

6.3

25.3

68.3