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. Author manuscript; available in PMC: 2008 Jun 18.
Published in final edited form as: Alcohol Treat Q. 2004 Jun 21;22(2):21–34. doi: 10.1300/J020v22n02_03

TABLE 3.

Test-Retest Intraclass and Pearson Correlations of Substance Use and General Functioning

Variable Pearson Product Intraclass
Substance Use
Percent Days Any Substance Use .90 .90
Percent Days Substance Use (use1) .65 .64
Percent Days Substance Use (use2) .68 .68
Percent Days Alcohol Use (only) .95 .95
Percent Days Cocaine Use (only) .98 .97
Percent Days Marijuana Use (only) .40 .40
Residential/Health Care
Days Prescribed Medications Taken .76 .73
Days Receiving Medical Treatment .71 .59
Days in Hospital .68 .64
Total Days Residential Treatment .54 .16
Days Incarcerated (jail) .97 .90
Total Days in Institutions .90 .81
Days Homeless .93 .92
Days Paid for Work .49 .47
Days of Education .66 .64
Days Religious Attendance .63 .55