Risk-taking in disorders of natural and drug rewards: neural correlates and effects of probability, valence, and magnitude

Research output: Contribution to journalJournal articleResearchpeer-review

Standard

Risk-taking in disorders of natural and drug rewards : neural correlates and effects of probability, valence, and magnitude. / Voon, Valerie; Morris, Laurel S; Irvine, Michael A; Ruck, Christian; Worbe, Yulia; Derbyshire, Katherine; Rankov, Vladan; Schreiber, Liana Rn; Odlaug, Brian Lawrence; Harrison, Neil A; Wood, Jonathan; Robbins, Trevor W; Bullmore, Edward T; Grant, Jon E.

In: Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, Vol. 40, 2015, p. 804-12.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Voon, V, Morris, LS, Irvine, MA, Ruck, C, Worbe, Y, Derbyshire, K, Rankov, V, Schreiber, LR, Odlaug, BL, Harrison, NA, Wood, J, Robbins, TW, Bullmore, ET & Grant, JE 2015, 'Risk-taking in disorders of natural and drug rewards: neural correlates and effects of probability, valence, and magnitude', Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, vol. 40, pp. 804-12. https://doi.org/10.1038/npp.2014.242

APA

Voon, V., Morris, L. S., Irvine, M. A., Ruck, C., Worbe, Y., Derbyshire, K., ... Grant, J. E. (2015). Risk-taking in disorders of natural and drug rewards: neural correlates and effects of probability, valence, and magnitude. Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 40, 804-12. https://doi.org/10.1038/npp.2014.242

Vancouver

Voon V, Morris LS, Irvine MA, Ruck C, Worbe Y, Derbyshire K et al. Risk-taking in disorders of natural and drug rewards: neural correlates and effects of probability, valence, and magnitude. Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology. 2015;40:804-12. https://doi.org/10.1038/npp.2014.242

Author

Voon, Valerie ; Morris, Laurel S ; Irvine, Michael A ; Ruck, Christian ; Worbe, Yulia ; Derbyshire, Katherine ; Rankov, Vladan ; Schreiber, Liana Rn ; Odlaug, Brian Lawrence ; Harrison, Neil A ; Wood, Jonathan ; Robbins, Trevor W ; Bullmore, Edward T ; Grant, Jon E. / Risk-taking in disorders of natural and drug rewards : neural correlates and effects of probability, valence, and magnitude. In: Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology. 2015 ; Vol. 40. pp. 804-12.

Bibtex

@article{6374f58ec33d4fd4a7e000708a92d011,
title = "Risk-taking in disorders of natural and drug rewards: neural correlates and effects of probability, valence, and magnitude",
abstract = "Pathological behaviors toward drugs and food rewards have underlying commonalities. Risk-taking has a fourfold pattern varying as a function of probability and valence leading to the nonlinearity of probability weighting with overweighting of small probabilities and underweighting of large probabilities. Here we assess these influences on risk-taking in patients with pathological behaviors toward drug and food rewards and examine structural neural correlates of nonlinearity of probability weighting in healthy volunteers. In the anticipation of rewards, subjects with binge eating disorder show greater risk-taking, similar to substance-use disorders. Methamphetamine-dependent subjects had greater nonlinearity of probability weighting along with impaired subjective discrimination of probability and reward magnitude. Ex-smokers also had lower risk-taking to rewards compared with non-smokers. In the anticipation of losses, obesity without binge eating had a similar pattern to other substance-use disorders. Obese subjects with binge eating also have impaired discrimination of subjective value similar to that of the methamphetamine-dependent subjects. Nonlinearity of probability weighting was associated with lower gray matter volume in dorsolateral and ventromedial prefrontal cortex and orbitofrontal cortex in healthy volunteers. Our findings support a distinct subtype of binge eating disorder in obesity with similarities in risk-taking in the reward domain to substance use disorders. The results dovetail with the current approach of defining mechanistically based dimensional approaches rather than categorical approaches to psychiatric disorders. The relationship to risk probability and valence may underlie the propensity toward pathological behaviors toward different types of rewards.",
author = "Valerie Voon and Morris, {Laurel S} and Irvine, {Michael A} and Christian Ruck and Yulia Worbe and Katherine Derbyshire and Vladan Rankov and Schreiber, {Liana Rn} and Odlaug, {Brian Lawrence} and Harrison, {Neil A} and Jonathan Wood and Robbins, {Trevor W} and Bullmore, {Edward T} and Grant, {Jon E}",
year = "2015",
doi = "10.1038/npp.2014.242",
language = "English",
volume = "40",
pages = "804--12",
journal = "Neuropsychopharmacology",
issn = "0893-133X",
publisher = "nature publishing group",

}

RIS

TY - JOUR

T1 - Risk-taking in disorders of natural and drug rewards

T2 - neural correlates and effects of probability, valence, and magnitude

AU - Voon, Valerie

AU - Morris, Laurel S

AU - Irvine, Michael A

AU - Ruck, Christian

AU - Worbe, Yulia

AU - Derbyshire, Katherine

AU - Rankov, Vladan

AU - Schreiber, Liana Rn

AU - Odlaug, Brian Lawrence

AU - Harrison, Neil A

AU - Wood, Jonathan

AU - Robbins, Trevor W

AU - Bullmore, Edward T

AU - Grant, Jon E

PY - 2015

Y1 - 2015

N2 - Pathological behaviors toward drugs and food rewards have underlying commonalities. Risk-taking has a fourfold pattern varying as a function of probability and valence leading to the nonlinearity of probability weighting with overweighting of small probabilities and underweighting of large probabilities. Here we assess these influences on risk-taking in patients with pathological behaviors toward drug and food rewards and examine structural neural correlates of nonlinearity of probability weighting in healthy volunteers. In the anticipation of rewards, subjects with binge eating disorder show greater risk-taking, similar to substance-use disorders. Methamphetamine-dependent subjects had greater nonlinearity of probability weighting along with impaired subjective discrimination of probability and reward magnitude. Ex-smokers also had lower risk-taking to rewards compared with non-smokers. In the anticipation of losses, obesity without binge eating had a similar pattern to other substance-use disorders. Obese subjects with binge eating also have impaired discrimination of subjective value similar to that of the methamphetamine-dependent subjects. Nonlinearity of probability weighting was associated with lower gray matter volume in dorsolateral and ventromedial prefrontal cortex and orbitofrontal cortex in healthy volunteers. Our findings support a distinct subtype of binge eating disorder in obesity with similarities in risk-taking in the reward domain to substance use disorders. The results dovetail with the current approach of defining mechanistically based dimensional approaches rather than categorical approaches to psychiatric disorders. The relationship to risk probability and valence may underlie the propensity toward pathological behaviors toward different types of rewards.

AB - Pathological behaviors toward drugs and food rewards have underlying commonalities. Risk-taking has a fourfold pattern varying as a function of probability and valence leading to the nonlinearity of probability weighting with overweighting of small probabilities and underweighting of large probabilities. Here we assess these influences on risk-taking in patients with pathological behaviors toward drug and food rewards and examine structural neural correlates of nonlinearity of probability weighting in healthy volunteers. In the anticipation of rewards, subjects with binge eating disorder show greater risk-taking, similar to substance-use disorders. Methamphetamine-dependent subjects had greater nonlinearity of probability weighting along with impaired subjective discrimination of probability and reward magnitude. Ex-smokers also had lower risk-taking to rewards compared with non-smokers. In the anticipation of losses, obesity without binge eating had a similar pattern to other substance-use disorders. Obese subjects with binge eating also have impaired discrimination of subjective value similar to that of the methamphetamine-dependent subjects. Nonlinearity of probability weighting was associated with lower gray matter volume in dorsolateral and ventromedial prefrontal cortex and orbitofrontal cortex in healthy volunteers. Our findings support a distinct subtype of binge eating disorder in obesity with similarities in risk-taking in the reward domain to substance use disorders. The results dovetail with the current approach of defining mechanistically based dimensional approaches rather than categorical approaches to psychiatric disorders. The relationship to risk probability and valence may underlie the propensity toward pathological behaviors toward different types of rewards.

U2 - 10.1038/npp.2014.242

DO - 10.1038/npp.2014.242

M3 - Journal article

VL - 40

SP - 804

EP - 812

JO - Neuropsychopharmacology

JF - Neuropsychopharmacology

SN - 0893-133X

ER -

ID: 137509639