Table 3 Cross-table EGFR FISH and EGFR IHC

From: The phosphatase and tensin homologue deleted on chromosome 10 mediates radiosensitivity in head and neck cancer

 

EGFR FISH

 

Normal

Amplification

Total

EGFR IHC

 Low

101 (99)

1 (1)

102

 High

3 (19)

13 (81)

16

Total

104

14

118

  1. Abbreviations: EGFR=epidermal growth factor receptor; FISH=fluorescent in situ hybridisation; IHC=immunohistochemistry.
  2. Fischer exact test: P<0.001.
  3. Specificity, 97%; sensitivity, 93%.
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