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Table 2 Correlation of EGFR gene amplification and protein expression

From: Epidermal growth factor receptor in breast carcinoma: association between gene copy number and mutations

Expression

Amplification

P value

 

Positive

Negative

 

Positive

15/32.6

10/10.8

0.002$

Negative

31/67.4

83/89.2

 
  1. $ P values (two-sided) calculated using Pearson's chi-square test.