Table 2.

Two-way analysis of variance results examining the effects of time and group assignment on log-adjusted THC use.

Overall Model Fit
	F	p-value	Partial eta2
Time	21.106	.000	.242
Time * Alcohol use group	7.863	.001	.192
Comparison of Alcohol Use Levels
Referent	Comparison	Mean difference	SE	p-value
Increase Alcohol Use	Retain Alcohol Use	−.117	0.116	0.317
	Decrease Alcohol Use	−.358	0.120	0.004
Retain Alcohol Use	Increase Alcohol Use	.117	0.116	0.317
	Decrease Alcohol Use	−.241	0.116	0.042
Decrease Alcohol Use	Increase Alcohol Use	.358	0.120	0.004
	Retain Alcohol Use	.241	0.116	0.042