Hepatic enhancement and signal intensity analysis on magnetic resonance imaging as prognostic biomarkers in advanced chronic liver disease

Table 13 Intrareader agreement on region of interest measurements (n = 100)

Parameter	ICC	CV%	Bias	LoA (95%)
Native SI
Segment VI	0.927	3.2	-1.05	-18.57 to 16.47
Segment VIII	0.874	3.8	-3.50	-23.27 to 16.27
Caudate lobe	0.961	2.6	0.00	-12.61 to 12.61
Segment III	0.928	4.6	-0.35	-20.06 to 19.36
Global SI	0.955	2.3	-1.23	-13.77 to 11.32
Hepatobiliary SI
Segment VI	0.990	2.4	-0.20	-16.62 to 16.22
Segment VIII	0.990	2.2	-2.90	-16.84 to 11.04
Caudate lobe	0.993	1.8	0.20	-13.15 to 13.55
Segment III	0.988	3.2	-1.50	-18.19 to 15.19
Global SI	0.995	1.8	-1.10	-11.33 to 9.13
HE
Segment VI	0.955	14.9	0.85	-25.02 to 26.72
Segment VIII	0.941	12.1	0.60	-24.98 to 26.18
Caudate lobe	0.974	9.4	0.20	-18.22 to 18.62
Segment III	0.943	14.8	-1.15	-26.02 to 23.72
Global HE	0.974	9.3	0.12	-17.25 to 17.50

Bias: Mean difference between repeated measurements; CV: Coefficient of variation; HE: Hepatic enhancement; ICC: Intraclass correlation coefficient; LoA: Limits of agreement; SI: Signal intensity.