Test-retest reliability and influence of practice effects on performance in a multi-user computerized psychometric test system for use in clinical pharmacological studies.

Abstract Fifty naive drug-free healthy young male or female volunteers performed psychometric tests on 6 sessions with 3- to 4-days intervals, using a new multi-user computerized test system for use in clinical pharmacology. Tests of simple reaction time, complex reaction time, concentration, motor coordination, and short-term memory (word pairs or [...]