Table 2.

Patient characteristics by pathological type

Characteristic	GIST (n=49)	LMS (n=47)	SRC (n=50)	p
Male, n (%)	29 (59)	13 (28)	28 (56)	0.003
Age, median (range), yr	55 (35–79)	57 (23–75)	54 (4–79)	0.709
Disease free interval <12 months, n (%)	26 (53)	22 (49)	26 (52)	0.807
Tumor size, median (range), mm	40 (6–250)	29 (6–148)	50 (3–230)	0.006
Number of tumors, median (range)	2 (1–9)	1 (1–10)	1 (1–10)	0.161
Major hepatectomy >3 segments, n (%)	22 (45)	25 (53)	28 (56)	0.519
Concomitant RFA, n (%)	13 (27)	10 (21)	7 (14)	0.301
R1 resection, n (%)	2 (4)	2 (4)	4 (8)	0.627
Adjuvant treatment, n (%)	41 (84)	27 (57)	28 (56)	0.005
Tyrosine kinase inhibitor, n (%)	39 (80)	0	1 (2)	< 0.001

GIST: gastrointestinal stromal tumor; LMS: leiomyosarcoma; SRC: sarcoma of other or indeterminate origin; RFA: radiofrequency ablation; R1 resection: viable tumor cells < 1 mm from the resection margin.