Table 5.

Drug/alcohol use stratified by ethnocultural background (n=172).

	Non-Aboriginal (n=89)	Aboriginal (n=83)
Currently smokes cigarettes*	51.7%	81.7%
Current substance abuse problem	49.4%	57.8%
Number of days used in past 30 days (± SEM)
Alcohol (any use)	2.4 ± 0.6	4.4 ± 0.9
Cannabis*	1.1 ± 0.5	6.0 ± 1.2
Cocaine	1.1 ± 0.5	1.6 ± 0.7
Amount of money spent on alcohol (past 30 days) (± SEM)*	$25.63 ± $9.52	$114.10 ± $35.97
Amount of money spent on drugs (past 30 days) (± SEM)	$38.23 ± $16.72	$92.44 ± $30.21
Mean ASI Alcohol Composite Severity Score (± SEM)†	0.10 ± 0.02	0.17 ± 0.2
Mean ASI Drug Composite Severity Score (± SEM)†	0.06 ± 0.01	0.07 ± 0.01
Ever treated for drug/alcohol problem*	29.9%	48.1%

Groups were compared using Student’s t-tests and Chi-square analysis. Values represent the group percentage, or mean ± SEM.

* Significant differences between groups p<0.05, corrected for multiple comparisons.

†ASI – Addiction Severity Index composite scores range from 0 to 1.0, with higher scores indicating greater problem severity, measured over the past 30 days