How high: Quantity as a predictor of cannabis-related problems

Table 3 Summary of Regression Analysis for Variables Predicting Social Problems (N = 5828)

Variable	B	SE B	β	R ²	R ² -Change
Step 1				0.084	0.084***
Respondent sex	-0.134	0.037	-0.045***
Respondent age	-0.028	0.002	-0.246***
Step 2				0.113	0.029***
Frequency of use (days per month)	0.663	0.073	0.142***
Step 3				0.113	0.001^α
Quarter ounces per month	0.078	0.073	0.017
Step 4				0.122	0.008***
Usual intoxication intensity	0.075	0.018	0.067***
Step 5				0.124	0.002**
Maximum intoxication intensity	0.065	0.019	0.058**
F (6,5827) = 136.881, p < 0.001.

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