“…All four of these quantitative judgments provided greater reliabhty estimates than the categorical DSM-111-R diagnosis. The criteria for psychometrically evaluating a diagnostic system are often quantifiable observable behaviors (e.g., Atrom, Thorell, Hornlund, & d'Elia, 1993;Coleman, Carpener, Waternaux, Levy, Shenton, Perry, Medoff, Wong, Monoach, Meyer, O'Brian, Valentino, Robinson, Smith, Makowski, & Holzman, 1993;Evenson & Boyd, 1993;Kaplan, 1993;Ponsford & Kmsella, 1991). The behavioral specificity inherent in the lexicon should fachtate its psychometric evaluation.…”