Table 2.

Significant parameter estimates examining concurrent and prospective relationships between disordered eating behaviors and substance use

Relationship	β	t	p
Vomiting ↔ Alcohol use	.09	2.07	.039
Vomiting → Amphetamine use	.37	2.88	.004
Laxative use ↔ Amphetamine use	.35	3.11	.002
Laxative use ← Opiate use	.21	1.98	.048
Laxative use ← Inhalant use	−.96	−24.14	.000
Laxative use ← Amphetamine use	−.70	−6.15	.000
Fasting ↔ Alcohol use	.08	1.98	.048
Fasting ↔ Cocaine use	.24	2.61	.009

Notes: Bidirectional arrows denote concurrent relationship; unidirectional arrows denote prospective relationship in the direction of the arrow. Alcohol use reflects the number of standard drinks consumed per week, on average, for the past 3 months. Drug use reflects the average number of days used per month, on average, for the past 3 months.