Table 3. Postoperative morbidity with different number of liver metastases.

	Simultaneous resection		Staged resection
Number of liver metastases	Morbidity	95% CI	Morbidity	95% CI
≤3	17.2%	0–37.3%	13.8%	0–28.6%
>3	49.4%	9.4%–89.5%	50.9%	33.8%–67.9%

CI: confidence interval.