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. Author manuscript; available in PMC: 2013 Jun 3.
Published in final edited form as: Addiction. 2010 Jun 7;105(8):1457–1465. doi: 10.1111/j.1360-0443.2010.02986.x

Table 1.

Point-Biserial correlations between individual, partner, and relationship factors associated with Nonmedical Use of Prescription Drugs (NMUPD)

H NMUPD W NMUPD
H Illicit Drug Use 0.25*** 0.17**
W Illicit Drug Use 0.20** 0.31***
H Heavy Drinking 0.02 0.09
W Heavy Drinking 0.01 0.18*
H Depressive Symptoms 0.20** 0.15*
W Depressive Symptoms 0.10+ 0.30***
H Marital Satisfaction 0.14* −0.17**
W Marital Satisfaction −0.09 0.25***
H Age −0.03 0.00
W Age 0.02 0.00
H Race/Ethnicity −0.02 0.14*
W Race/Ethnicity −0.03 −0.10
H Education −0.02 −0.18**
W Education −0.04 −0.06

NMUPD: nonmedical use of prescription drugs. H: Husband; W: Wife;

+

< .10;

*

p<.05,

**

p<.01,

***

p<.001; Race/Ethnicity coded 1: European American vs. 0 not European American; Education coded 1=more than high school vs. 0=high school or less