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. Author manuscript; available in PMC: 2014 Oct 30.
Published in final edited form as: Dev Psychopathol. 1997 Summer;9(3):473–489. doi: 10.1017/s0954579497001259

Table 7.

Brief Symptom Inventory and PPVT scores

Variable Cocaine Noncocaine t p
General severity index 0.52 ± 0.5 0.42 ± 0.4 1.5 <.10*
PPVT standard score 79 ± 16 79 ± 12 0.03 <.96
*

p one-tailed.