Difference between revisions of "Delay Discounting Task (DDT)"
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* Task Structure ''(please given an overview of the task procedures here [i.e., overall design, block, trial, and within-trial event structure and timing])'' | * Task Structure ''(please given an overview of the task procedures here [i.e., overall design, block, trial, and within-trial event structure and timing])'' | ||
**procedure | **procedure | ||
| − | ***block: | + | ***block: 2 blocks, one full length, one abbreviated |
| − | ***trial: | + | ***trial: 240 choice trials in the full length block, the amount of trials in the abbreviated block varies by when subject shows indifference |
* Stimulus Characteristics | * Stimulus Characteristics | ||
| − | **sensory modality ''(e.g., visual, auditory, somatosensory, gustatory, olfactory)'': **functional modality ''(e.g., linguistic, spatial, numerical, categorical)'': | + | **sensory modality ''(e.g., visual, auditory, somatosensory, gustatory, olfactory)'': visual |
| − | **presentation modality ''(e.g., human examiner, paper, computer display, headphones, speaker)'': | + | **functional modality ''(e.g., linguistic, spatial, numerical, categorical)'': |
| + | **presentation modality ''(e.g., human examiner, paper, computer display, headphones, speaker)'': computer display | ||
* Response Characteristics | * Response Characteristics | ||
| − | **response required - | + | **response required - mouse click |
| − | ***effector modality ''(e.g., vocal, manual, pedal)'': | + | ***effector modality ''(e.g., vocal, manual, pedal)'': manual |
| − | ***functional modality ''(e.g., words, drawing, writing, keypress, movement)'': | + | ***functional modality ''(e.g., words, drawing, writing, keypress, movement)'': mouse click |
| − | **response options ''(e.g., yes/no, go/no-go, forced choice, multiple choice [specify n of options], free response)''- | + | **response options ''(e.g., yes/no, go/no-go, forced choice, multiple choice [specify n of options], free response)''- mouse click or command selection |
| − | **response collection ''(e.g., examiner notes, keyboard, keypad, mouse, voice key, button press)''- | + | **response collection ''(e.g., examiner notes, keyboard, keypad, mouse, voice key, button press)''- mouse or keyboard |
* Assessment/Control Characteristics | * Assessment/Control Characteristics | ||
**timing | **timing | ||
Revision as of 10:27, 9 July 2008
Contents
Delay Discounting Task
Basic Characteristics
- Description
- History
- References
Robles and Vargas, 2008. Parameters of delay discounting assessment: number of trials, effort, and sequential effects PMID 18222614
Related Information
- Cognitive construct associated with this task (vote for your favorite, or nominate a new construct label by editing this page):
- Indicators (dependent variables, conditions, or contrasts; measurement variables used for analysis) associated with this task (vote or nominate by editing this page):
- dependent variables:
- Closely related pages (vote or nominate related pages by editing this page):
- Within Species
- Across Species
- CNP Level
- Primary Species
External Resources
- Links out:
- -ucla cognitive atlas- (coming soon!)
- Database links
Task Details
- Task Structure (please given an overview of the task procedures here [i.e., overall design, block, trial, and within-trial event structure and timing])
- procedure
- block: 2 blocks, one full length, one abbreviated
- trial: 240 choice trials in the full length block, the amount of trials in the abbreviated block varies by when subject shows indifference
- procedure
- Stimulus Characteristics
- sensory modality (e.g., visual, auditory, somatosensory, gustatory, olfactory): visual
- functional modality (e.g., linguistic, spatial, numerical, categorical):
- presentation modality (e.g., human examiner, paper, computer display, headphones, speaker): computer display
- Response Characteristics
- response required - mouse click
- effector modality (e.g., vocal, manual, pedal): manual
- functional modality (e.g., words, drawing, writing, keypress, movement): mouse click
- response options (e.g., yes/no, go/no-go, forced choice, multiple choice [specify n of options], free response)- mouse click or command selection
- response collection (e.g., examiner notes, keyboard, keypad, mouse, voice key, button press)- mouse or keyboard
- response required - mouse click
- Assessment/Control Characteristics
- timing
- monthly cycle dependent??
- circadian dependent??
- control assessment
- 5 senses??
- timing
