Changes in Cognition and Psychiatric Disorder Symptoms During Cannabis Abstinence Using a Novel Discordant Twin Design
At a glance
Conditions
Where it's being run
1 sites across 1 statesStudy leadership
- J. Megan Ross, Ph.D. · PRINCIPAL_INVESTIGATOR · University of Colorado, Denver
Who to contact
This trial hasn't published a contact. View it on ClinicalTrials.gov
What this trial measures
- Change in attention performanceChange from baseline to day 42
Flanker Inhibitory Control and Attention Test on NIH Toolbox: Composite score of accuracy and reaction time
- Change in episodic memoryChange from baseline to day 42
Picture Sequence Memory Test on NIH Toolbox: Cumulative number of correct adjacent pairs
- Change in working memoryChange from baseline to day 42
List Sorting Working Memory Test on NIH Toolbox: Total items correct across all trials
- Change in receptive vocabularyChange from baseline to day 42
Picture Vocabulary Test on NIH Toolbox: Computer adaptive testing
- Change in reading decodingChange from baseline to day 42
Oral Reading Recognition Test: Number of letters and words read correctly
- Change in immediate memory/verbal learningChange from baseline to day 4
Auditory Verbal Learning Test on NIH Toolbox: Total number of words recalled
- Change in pattern comparison processing speedChange from baseline to day 42
Pattern Comparison Processing Speed Test: Total number of correct responses
- Change in oral symbol digit test processing speedChange from baseline to day 42
Oral Symbol Digit Test on NIH Toolbox: Total number of correctly identified symbols
- Change in attention and executive functionChange from baseline to day 42
Dimensional Change Card Sort Test on NIH Toolbox: Composite score of accuracy and correct answers