Multicenter Test-Retest and Acquisition Protocol Reproducibility of Liver Iron Quantification - Correlation with Ferriscan-LIC

Author

Lu Mao

LIC vs R2*

The R-sqr of linear fit between LIC and R2* are tabulated in Table 1 below by field strength and protocol (left/right lobe and overall). P01 & P02 generally have better fit than the rest.

Table 1: R-squared of linear fit between LIC and R2* by field strength and protocol.

Field	Protocol	Left	Right	All
1.5T	P01	0.892	0.899	0.899
	P02	0.898	0.902	0.905
	P03	0.731	0.864	0.807
	P04	0.801	0.877	0.848
	P05	0.736	0.812	0.784
	P06	0.853	0.898	0.885
	P07	0.720	0.777	0.750
	P08	0.758	0.815	0.795
	P09	0.623	0.723	0.682
	P10	0.610	0.649	0.632
3.0T	P01	0.876	0.903	0.894
	P02	0.859	0.888	0.877
	P03	0.476	0.601	0.554
	P04	0.480	0.672	0.595
	P05	0.279	0.420	0.360
	P06	0.246	0.390	0.328
	P07	0.392	0.604	0.524
	P08	0.356	0.533	0.460
	P09	0.607	0.785	0.708
	P10	0.303	0.423	0.380

Figure 1: Regression lines of Ferriscan LIC vs R2* (overall).