Table 6.

Parameter estimation for a model based on cocaine in the hair.

	Estimate	SE	z value
(Intercept)	0.88	0.16	5.59	***
p	−2.36	0.27	−8.82	***
Log (coctot + 1)	0.091	0.027	3.38	***
up*SEXf	0.13	0.014	9.32	***
up*SEXm	0.18	0.017	10.68	***

Coc_tot, cocaine, benzoylecgonine, norcocaine in hair sample; p, probability of the uncertain alternative; SEXf, female sex, SEXm, male sex; up, uncertainty premium.

^***p < 0.001.