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Table 3 Summary of PD-L1 assessments made by T:BP using ≥ 2.32 as definition of positive result by [99mTc]NM-01 SPECT/CT and ≥ 1% by IHC, along with interobserver mean sensitivity and specificity

From: Inter- and intraobserver agreement of the quantitative assessment of [99mTc]-labelled anti-programmed death-ligand 1 (PD-L1) SPECT/CT in non-small cell lung cancer

  T:BP ≥ 2.32 and PD-L1 ≥ 1% (n) T:BP < 2.32 and PD-L1 < 1% (n) T:BP ≥ 2.32 and PD-L1 < 1% (n) T:BP < 2.32 and PD-L1 ≥ 1% (n)
Observer A 8 3 2 3
Observer B 5 4 1 6
Observer C 7 4 1 4
Mean sensitivity 61%    
Mean specificity 73%