Frames, decisions, and cardiac-autonomic control

Area of Science:

• Cognitive Psychology
• Neuroscience
• Decision Science

Background:

• The framing effect demonstrates how presentation influences choices over objective data.
• Inhibitory control is crucial for overriding impulses and making rational decisions.
• Understanding the neural and physiological underpinnings of decision-making is essential.

Purpose of the Study:

• To investigate the relationship between inhibitory control and susceptibility to framing effects.
• To examine vagally mediated heart rate variability (HRV) and motor response inhibition as measures of inhibitory control.
• To determine if physiological markers of self-control predict framing effect susceptibility.

Main Methods:

• Forty adult volunteers completed a risky-choice framing task with gain and loss frames.
• Vagally mediated heart rate variability (HRV) was measured at rest.
• Motor response inhibition was assessed using a stop-signal task (SST).

Main Results:

• An inverse association was found between resting HRV and framing effects, explaining 23% of the variance.
• Performance on the stop-signal task (motor inhibition) was not significantly associated with framing effects.
• Higher resting vagal activity correlated with lower susceptibility to framing effects.

Conclusions:

• Vagal activity, reflecting inhibitory processes, is linked to reduced susceptibility to framing effects in decision-making.
• Motor response inhibition, as measured by the SST, does not appear to be directly associated with framing effects.
• These findings highlight the role of physiological markers of self-control in modulating cognitive biases.