The CDR System is a web-based cognitive testing platform for clinical trials. Particularly useful for early-phase safety studies to assess if drugs affect driving or operating machinery.
The attention battery includes three tests:
- Simple Reaction Time (measures alertness)
- Digit Vigilance (sustained attention)
- Choice Reaction Time (decision-making speed)
Additional tests for memory and executive function are also available.
Key features:
- Web-based, can be administered by non-specialists
- 35+ years of use in clinical trials
- Validated in 50+ languages
- Extensive normative database for comparison
