Table 2. Colorectal vs. non-colorectal specialty surgeon referral patterns.

Question	Variables	Colorectal (%)	Non-colorectal (%)	P value
Percentage of cases discussed with HPB prior to resection of primary (asymptomatic or minimally symptomatic)	<5%	14.3	12.5	0.38
	5–25%	10.7	16.7	0.22
	26–50%	14.3	0.0	N/A
	51–75%	0.0	12.5	N/A
	>75%	60.7	58.3	0.39
In an asymptomatic patient with CRC and liver metastasis, which happens first?	Consult medical oncology	59.3	45.8	0.11
	Consult HPB	33.3	41.7	0.26
	Operative resection of primary	7.4	12.5	0.30
In a symptomatic patient with CRC and liver metastasis, which happens first?	Consult medical oncology	7.4	8.3	0.30
	Consult HPB	18.5	8.3	0.03*
	Operative resection of primary	74.1	83.3	0.13
Should all patients with a colorectal primary and hepatic metastases be referred to (select any and all that apply):	Colorectal	87.5	36.4	≤0.01*
	HPB	91.7	90.9	0.65
	Medical oncology	91.7	77.3	0.07
Which of the following restricts your practice of referral?	Bilobar/extensive metastases	60.7	50.0	0.14
				–
	Portal lymphadenopathy	39.3	25.0	0.04*
	Extensive comorbidities	32.1	54.2	≤0.01*
	Age of the patient	14.3	12.5	0.38
	Accessibility of HPB	3.6	25.0	≤0.01*

*, statistical significance. HPB, hepatobiliary; N/A, non-applicable; CR, colorectal; CRC, colorectal cancer.