Diagnostic performance of abbreviated gadoxetic acid-enhanced magnetic resonance protocols with contrast-enhanced computed tomography for detection of colorectal liver metastases

Table 2 Patient and tumor characteristics

Characteristics
Number of cases	87
Gender (male/female)	51 (58.6%)/36 (41.4%)
Age (yr)1 overall	67.2 ± 10.8
Male	67.5 ± 9.6
Female	66.8 ± 12.4
Location of colorectal cancer colon/rectum	31/56
Total number of lesions; metastases/benign	370
Metastases	195 (51.4%)
Benign lesions	175 (49.6%) (15 hemangiomas/160 cysts)
Number of lesions per patient with liver metastases	2.2 (1-8)
Size of metastatic lesion (mm)1	28.2 ± 13.6
Number of benign lesions per patient	3.1 (0-12)
Size of benign lesions (mm)1	4.8 ± 2.8

¹Data are expressed as means ± SD. Other data represent numbers of lesions and range.