STUDY OBJECTIVE To assess the performance of automatic sleep scoring software (ASEEGA) based on a single EEG channel comparatively with manual scoring (2 experts) of conventional full polysomnograms. DESIGN Polysomnograms from 15 healthy individuals were scored by 2 independent experts using conventional R&K rules. The results were compared to those of ASEEGA scoring on an epoch-by-epoch basi...

Introduction. One of the proplems that both medical students and educational programmers are involved in is the importance of basic science materials in comprehention of clinical subjects and student's performance after that. Our goal is to measure the correlation coefficient between the CBSE and CPSE and the predictive validity of CBSE for CPIE. Methods. Analytic cross-sectional study was co...

An important criterion for developing animal models to study psychopathology involves establishing the validity of the model as a true representation of the process being studied. Generally, three types of validity are applied to animal models: face validity, construct validity, and predictive validity (1–3). Face validity refers to the outward similarity in appearance between the model and the...

OBJECTIVE To evaluate the dichotomy of type I/II and type A/B alcoholism typologies in opiate-dependent patients with a comorbid alcohol dependence problem (ODP-AP). METHODS The validity assessment process comprised the information regarding the history of alcohol use (internal validity), cognitive-behavioral variables regarding substance use (external validity), and indicators of treatment d...

AIM Through a complex combination of direct (face-valid) and indirect (subtle) subscales, the Substance Abuse Subtle Screening Inventory (SASSI) is purported to detect substance use disorders with a high degree of validity regardless of respondent honesty or motivation. This review evaluates empirical evidence regarding the reliability and validity of this widely used screening instrument. ME...