Table 5.

Parameter estimation for a model based on cocaine use patterns.

	Estimate	SE	z-value	Significance
(Intercept)	2.51	0.36	6.87	***
p	−2.41	0.27	−8.75	***
Age	−0.05	0.01	−5.11	***
Group (increasers)	1.08	0.22	4.97	***
Group (decreasers)	−0.13	0.20	−0.65
Group (steady use)	−0.15	0.23	−0.64
Group (control)	−0.15	0.52	−0.29
up*SEXf	0.14	0.01	9.81	***
up*SEXm	0.19	0.02	10.57	***

p, probability of the uncertain alternative; SEXf, female sex, SEXm, male sex; up, uncertainty premium.

^***p < 0.001.