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. Author manuscript; available in PMC: 2024 Nov 1.

Published in final edited form as: IEEE Trans Radiat Plasma Med Sci. 2023 Jul 27;7(8):839–850. doi: 10.1109/trpms.2023.3297443

TABLE V.

Roi region averages and blood pool to myocardium ratios for ^99mTc and ¹²³I images

^99mTc
	Uncorrected			Corrected			Gold Standard
Sim	Blood Pool	Myocardium	Ratio	Blood Pool	Myocardium	Ratio	Blood Pool	Myocardium	Ratio
1	17.25	6.90	2.49	14.14	2.90	4.87	14.08	3.60	3.40
2	1.39	17.67	0.08	0.76	10.75	0.07	0.44	14.27	0.03
3	5.41	10.92	0.50	0.76	5.28	0.14	0.22	7.72	0.03
4	1.32	13.30	0.10	0.58	5.07	0.11	0.32	7.65	0.04
¹²³I
	Uncorrected			Corrected			Gold Standard
Sim	Blood Pool	Myocardium	Ratio	Blood Pool	Myocardium	Ratio	Blood Pool	Myocardium	Ratio
1	0.46	7.20	0.06	0.10	5.46	0.02	0.24	6.93	0.03
2	0.46	7.18	0.06	0.30	4.82	0.06	0.23	6.97	0.03
3	15.82	4.13	3.83	14.36	3.04	4.71	14.19	3.56	3.98
4	0.99	14.12	0.07	0.72	11.97	0.06	0.50	14.48	0.03