On attitudes about colorectal cancer screening among gastrointestinal specialists and general practitioners in the Netherlands

Table 1 Population and personal screening

	GI specialists (%)	GPs (%)	Fisher exact test
In favour of population screening	92	51	P < 0.001
In favour of personal screening	95	30	P < 0.001

Table 2 Favoured method of population screening

	GI specialists (%)	GPs (%)	Fisher exact test
FOBT	0	26	P < 0.001
Sigmoidoscopy	0	18	P < 0.001
Combination FOBT + sigmoidoscopy	12	0	P < 0.001
Colonoscopy	72	27	P < 0.001
Fecal DNA test/ CT-colonoscopy	16	19	NS (P = 0.49)
Indifferent/Unknown	0	10	P < 0.001

Table 3 Age at initiation of screening

	GI specialists (%)	GPs (%)	Fisher exact test
50 yr	37	29	NS (P = 0.39)
55 yr	42	18	P = 0.005
60 yr	21	13	NS (P = 0.29)
Unknown	0	40	P < 0.001

Table 4 Familial predisposition to CRC and personal judgment of increased risk of developing CRC

	GI specialist (%)	GPs (%)	Fisher exact test
Familial predisposition for CRC1	4	25	P < 0.001
Personal judgment of increased risk for CRC	2	8	P = 0.006

¹ Defined as one or more first degree relatives diagnosed with CRC.