RETRACTED ARTICLE: Inter- and intraobserver agreement of the quantitative assessment of [99mTc]-labelled anti-programmed death-ligand 1 (PD-L1) SPECT/CT in non-small cell lung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

EJNMMI Research

Table 4 Discrepant cases with individual observer and consensus 2-h T:BP scores (positive ≥ 2.32). PD-L1 tumour proportion score (TPS) ≥ 1% considered positive by immunohistochemistry (IHC)

Patient no.	PD-L1 expression by IHC		Observer A		Observer B		Observer C		Consensus
Patient no.	TPS (%)	PD-L1 Assessment	T:BP	PD-L1 Assessment	T:BP	PD-L1 Assessment	T:BP	PD-L1 Assessment	T:BP	PD-L1 Assessment	Concordance with IHC
6	3	+	1.39	−	1.79	−	2.18	−	< 2.32	−	Discordant
9	1	+	1.93	−	2.00	−	1.97	−	< 2.32	−	Discordant
11	2	+	2.06	−	2.37	+	1.99	−	< 2.32	−	Discordant
14	10	+	1.74	−	1.98	−	1.57	−	< 2.32	−	Discordant
16	2	+	2.21	−	2.47	+	2.77	+	≥ 2.32	+	Concordant
17	65	+	2.29	−	2.70	+	3.10	+	≥ 2.32	+	Concordant
20	0	−	2.19	−	3.56	+	2.19	−	< 2.32	−	Concordant
21	0	−	3.41	+	6.69	+	4.27	+	≥ 2.32	+	Discordant