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This study examined the validity of the sluggish cognitive tempo (SCT) symptom dimension in children. Ten symptom domains were used to define SCT (i.e., (1) daydreams; (2) attention fluctuates; (3) absent-minded; (4) loses train of thought; (5) easily confused; (6) seems drowsy; (7) thinking is slow; (8) slow-moving; (9) low initiative; and (10) easily(More)
Uses a dimensional approach to evaluate the internal validity of the attention deficit hyperactivity disorder (ADHD) inattention (I) and hyperactivity/impulsivity (H/I), oppositional defiant disorder (ODD), and overt conduct disorder (CD) symptoms (i.e., whether a symptom has a stronger correlation with its own dimension than the other three dimensions). In(More)
Normative data for the Personal Report of Confidence as a Speaker (PRCS; Paul, 1966), a measure of public-speaking anxiety, were collected by administering the PRCS to 1109 college students. PRCS scores were examined in relation to gender, race, age, and grade-point average. No significant between-group differences were found. The findings indicate that(More)
OBJECTIVE To examine the course and outcome of early-onset psychotic disorders. METHOD These are data from a longitudinal, prospective study of youths with psychotic disorders. Standardized diagnostic and symptom rating measures were used. RESULTS Fifty-five subjects with the following disorders have been recruited: schizophrenia (n = 18), bipolar(More)
Research has indicated that performance on heartbeat counting tasks may be influenced by beliefs about heart rate. Sixty male subjects were administered the Schandry heartbeat counting task after viewing fast, slow, or no heart rate feedback. Subjects were also administered the Whitehead signal-detection type task. Results indicated that subjects who(More)
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