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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 5. Spearman rho correlations among PANSS Negative Scale items and substance use variables.

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

Blunted Affect Emotional Withdrawal Poor Rapport Passive apathetic social withdrawal Abstract thinking Lack of spontaneity Stereotyped thinking
ASI Alcohol Composite Score −.202 .056 −.066 −.32** −.219 −.033 −.121
ASI: Drinking days in past 30 −.157 .034 −.044 −.22* −.184 −.076 .018
ASI: Drinking to Intoxication days in past 30 −.120 .083 −.043 −.145 −.206 −.067 −.026
ASI: Cocaine use days in past 30 .001 −.049 .022 .025 .158 .004 −.194
ASI: Cannabis use days in past 30 −.36** −.082 −.166 −.149 −.23* −.24* −.088
TLFB±: Total Drinks per week −.014 −.035 .042 −.168 −.011 −.007 −.064
TLFB: Number of drinking days per week .043 −.102 −.053 −.26* −.039 −.084 −.007
TLFB: number of heavy drinking days per week .036 −.028 .019 −.164 −.108 −.062 −.081
TLFB: Drinks per drinking day −.159 .139 .102 −.013 .062 .046 −.131
Amount of Craving −.36** −.070 −.214 −.30** −.130 −.202 .043
Quality of “High” −.175 −.060 −.059 −.211 −.270* −.054 −.292*

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).