Kidney Dosimetry in ¹⁷⁷Lu and ⁹⁰Y Peptide Receptor Radionuclide Therapy: Influence of Image Timing, Time-Activity Integration Method, and Risk Factors

Table 2

The mean fraction of time-integrated activity per unit activity 𝑎 situated after the last experimental datum (𝑎_tail/𝑎) is reported for the methods TRph, TRexp, BI, MN, MNfix, VIS, FT.

𝑎tail/𝑎	TRph	TRexp	BI	MN	MNfix	FT	VIS
^177Lu TOC	0.73	0.29	0.40	0.38	0.45	0.43	0.38
^177Lu TATE	0.73	0.34	0.42	0.43	0.35	0.38	0.41
^90Y TOC	0.56	0.28	0.26	0.24	0.39	0.33	0.25
^90Y TATE	0.57	0.32	0.27	0.28	0.28	0.28	0.26