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. Author manuscript; available in PMC: 2011 Mar 14.
Published in final edited form as: Am J Drug Alcohol Abuse. 2010 Nov 19;37(1):48–53. doi: 10.3109/00952990.2010.535583

TABLE 3.

Lagged generalized estimating equation (GEE) models of costs and benefits predicting substance use outcomes (n = 167).

Adjusted modelsa
Coefficient (se) 95% CI
Costs
    ASI alcohol 0.03 (0.01)*** 0.02, 0.04
    ASI drug 0.02 (0.00)*** 0.01, 0.03
    Peak density 2.61 (0.54)*** 1.55, 3.66
Benefits
    ASI alcohol −0.01 (0.00) −0.02, −0.00
    ASI drug −0.01 (0.00)* −0.02, −0.00
    Peak density −1.17 (0.50)* −2.14, −0.19
a

Models adjusted for age, sex, marital status, education, and baseline outcome measure.

*

p < .05;

***

p < .001.