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. Author manuscript; available in PMC: 2009 Oct 1.
Published in final edited form as: Schizophr Res. 2008 Aug 13;105(1-3):201–207. doi: 10.1016/j.schres.2008.06.020

Table 4. Spearman rho Correlations among PANSS scores and substance use variables.

(N = 80 except for TLFB Drinks per drinking day and Quality of “High”, for which Ns = 63)

PANSS scores
Positive Negative General Composite
ASI Alcohol Composite .04 −.26(*) −.09 .12
ASI Drinking Days .09 −.18 −.12 .15
ASI Drinking to Intoxication days .06 −.16 −.14 .13
ASI: Cocaine use days .00 .02 −.04 .01
ASI: Cannabis Use Days .12 −.30(**) .08 .31(**)
TLFB Drinking days .02 −.14 −.17 .09
TLFB Heavy drinking days −.03 −.12 −.14 .04
Total Drinks in baseline week −.00 −.09 −.08 .03
Drinks per Drinking Day .07 −.08 −.06 −.03
Alcohol Craving .13 −.30(**) .25(*) .26(*)
Quality of Alcohol “High” .11 −.28(*) .14 .17

ASI = Addiction Severity Index (time frame: last 30 days)

TLFB = Timeline Followback (time frame: last 7 days

**

Correlation is significant at the 0.01 level (2-tailed).

*

Correlation is significant at the 0.05 level (2-tailed).