Table 5.

Comparison of Willingness to Pay, by Country and by Respondent Group

CRC screening test*	estimate (95% CI)				p-value
	Canada		US		general population vs. physician		Canada vs. US
	general population	physician	general population	physician	Canada	US	general population	physician
DNA	$213 ($180 to $246)	$57 ($38 to $76)	$222 ($197 to $247)	$93 ($64 to $121)	***	***	NS	*
FOBT	$152 ($125 to $179)	$35 ($20 to $51)	$152 ($133 to $172)	$54 ($34 to $74)	***	***	NS	NS
COL	$205 ($171 to $239)	$167 ($122 to $212)	$208 ($183 to $233)	$148 ($106 to $190)	NS	*	NS	NS
SIG	$120 ($99 to $140)	$55 ($36 to $73)	$111 ($97 to $125)	$74 ($50 to $97)	***	**	NS	NS
DCBE	$118 ($95 to $141)	$53 ($34 to $71)	$124 ($106 to $141)	$44 ($29 to $60)	***	***	NS	NS
VCOL	$232 ($187 to $278)	$100 ($68 to $133)	$214 ($184 to $244)	$97 ($65 to $128)	***	***	NS	NS

^*Attribute levels for CRC screening tests are defined in Figure 2.

^{† *}= p<0.05,

^**= p< 0.01,

^***= p<0.001,

NS = not statistically significant

^‡$ CDN for CDN general population and $ US for US general population