Table 3. Contingency table of rSI difference at the 10% threshold.

	No. of examinations
M-HIC	No iron overload, rSI <10%	Iron overload, rSI difference ≥10%	Total
Normal	21	0	21
Overload	5	28	33
Total	26	28	54

M-HIC, MRI-based hepatic iron concentration; rSI, relative signal intensity.