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. 2017 Dec;5(23):458. doi: 10.21037/atm.2017.09.07

Table 2. Inter-observer agreement.

Factors Observer 1 Observer 2
MET non-amplification 148 148
MET amplification* 11 11
Total 159 159
MET/CEN-7 ratio
   Median (range) 1.05 (0.62–20.41) 1.03 (0.44–21.43)
   Mean (SD) 1.43 (2.20) 1.40 (2.16)

*, MET amplification: MET/CEN-7 ratio ≥2.0. MET, mesenchymal epithelial transition factor.