Table 1.
Participants’ characteristics.
Table 2.
Item means and item-total correlations for the Drug Abuse Screening Test-20.
Table 3.
Confirmatory analysis and model fit of the Drug Abuse Screening Test-20.
Fig 1.
The ROC curve for drug dependence.
Fig 2.
The ROC curve for drug abuse.
Table 4.
Item means and item-total correlations of the SRRS.
Table 5.
Confirmatory analysis and model fit for the SRRS.