Table 7. Effect of the duration of chemotherapy on morbidity and mortality n=(%) following hepatic resection for colorectal liver metastasis.

		Duration of chemotherapy
	Control	<3 m	3–6 m	>6 m
Outcome	n=245	n=13	n=216	n=18	P-value *
Any morbidity	66 (27%)	4 (31%)	61 (28%)	7 (39%)	0.487
Life-threatening complications	13 (5%)	0 (0%)	11 (5%)	3 (17%)	0.438
Medical complications	53 (22%)	4 (31%)	55 (26%)	4 (22%)	0.373
Surgical complications	22 (9%)	0 (0%)	9 (4%)	3 (17%)	0.230
Mortality	5 (2%)	0 (0%)	3 (1%)	2 (11%)	0.645

χ² test for trend.

In n=5 (2%) patients the duration of chemotherapy was not recorded.