R2* value derived from multi-echo Dixon technique can aid discrimination between benign and malignant focal liver lesions

Table 1 Baseline characteristics of malignant and benign focal liver lesions of 73 patients

Characteristic	Malignant	Benign	Total
Per-patient basis
No. of patients (%)	49 (67.1)	24 (32.9)	73
Age (yr)
mean ± SD	56.3 ± 10.3	52.1 ± 12.9	55.0 ± 11.2
Range	40-81	31-73	31-81
Sex, n (%)
Male	30 (61.2)	11 (45.8)	41
Female	19 (38.8)	13 (54.2)	32
Per-lesion basis
No. of lesions	78 (72.3)	30 (27.8)	108
Maximum diameter (mm)
mean ± SD	48.2 ± 37.7	32.3 ± 22.5	43.8 ± 34.8
Range	11-163	14-94	11-163
Methods of diagnosis (%)
Pathology	42 (38.9)	7 (6.5)	49 (45.4)
Imaging follow-up	25 (23.1)	23 (21.3)	48 (44.4)
PET-CT	11 (10.2)	–	11 (10.2)

FFL: Focal liver lesion; PET-CT: Positron emission tomography-computed tomography.