Table 1.

Binary logistic regression with professional status, SCID-II diagnosis, HCL-32 total score, and BIS-II nonplanning impulsiveness score as independent variables and AAS use as the dependent variable

Variable	B	S.E.	Wald	d.f.	P	Exp(B)
Professional status	2.801	0.677	17.098	1	0.000	16.457
SCID-II diagnosis	1.861	0.943	3.894	1	0.048	6.430
HCL-32 total score	0.159	0.053	8.839	1	0.003	1.172
BIS-II nonplanning impulsiveness score	0.268	0.065	16.781	1	0.000	1.307
Constant	−10.830	2.085	26.971	1	0.000	0.000

Significant p-values in bold. Abbreviations: B=Unstandardised Beta Coefficient; BIS-II=Barratt Impulsiveness Scale; d.f.=Degrees of Freedom; Exp(B)=Exponentiation of the Beta Coefficient; HCL-32=Hypomania-Checklist-32; SCID-II=Structured Clinical Interview for DSM-IV Axis II Disorders; S.E.=Standard Error; Wald=Wald Chi-Squared test.