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. Author manuscript; available in PMC: 2009 Feb 1.
Published in final edited form as: Addict Behav. 2007 Sep 29;33(2):279–291. doi: 10.1016/j.addbeh.2007.09.015

Table 2.

Changes in Marital Satisfaction over Time and Illicit Drug Use

Fixed Effects Unstandardized Regression Coefficient Standard Error
H: Intercept (Wave 1 Marital Satisfaction)
 Congruent Non-users 115.74A,B 2.24
 Congruent Users 104.21A 4.10
 Discrepant Users 102.16B 4.27
H: Slope (Change per unit time)
 Congruent Non-users -2.75C *** 0.41
 Congruent Users -5.31C*** 1.02
 Discrepant Users -3.27** 0.90
W: Intercept (Wave 1 Marital Satisfaction)
 Congruent Non-users 118.79D 1.93
 Congruent Users 114.51 3.27
 Discrepant Users 107.20D 4.00
W: Slope (Change per unit time)
 Congruent Non-users -3.89*** 0.45
 Congruent Users -5.66*** 1.00
 Discrepant Users -4.01*** 0.79

Note: H: Husband; W: Wife

**

p < .01

***

p < .001

Husbands and wives results were obtained from one multivariate 2 level regression model; however, for ease of presentation, the results are presented separately by gender.

Variables with the same superscript are significantly different in multivariate and univariate hypothesis testing.

A

Univariate hypothesis test results: p < .05.

B

Univariate hypothesis test results: p < .01.

C

Univariate hypothesis test results: p< .05.

D

Univariate hypothesis test results: p <.01.

Wives and husbands education and income were included in model as covariates (see text for details).