Table 1.

Group characteristics

Group	Pre-HAT	Pre-operative chemo	No pre-operative Tx	P
Number of patients	40	160	640
Median age (range)	60 (27–85)	65 (35–82)	66 (25–81)	NS
Median number of lesions (range)	2 (1–5)	2 (1–25)	1 (1–7)	NS
Median maximum lesion diameter, cm (range)	3.5 (1.5–9.5)	4 (1.2–9)	4 (1.5–8)	NS
Cardiopulmonary disease, n (%)	18	88 (55%)	192 (30%)	0.07
Underlying liver disease, n (%)	8	16 (10%)	32 (5%)	0.06
Major hepatectomy, n (%)	18	90 (56%)	28 (44%)	NS

Pre-HAT, pre-operative hepatic arterial therapy; NS, not significant.