Do ADHD-impulsivity and BMI have shared polygenic and neural correlates?
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Do ADHD-impulsivity and BMI have shared polygenic and neural correlates? / Barker, Edward D; Ing, Alex; Biondo, Francesca; Jia, Tianye; Pingault, Jean-Baptiste; Du Rietz, Ebba; Zhang, Yuning; Ruggeri, Barbara; Banaschewski, Tobias; Hohmann, Sarah; Bokde, Arun L W; Bromberg, Uli; Büchel, Christian; Quinlan, Erin Burke; Sounga-Barke, Edmund; Bowling, April B; Desrivières, Sylvane; Flor, Herta; Frouin, Vincent; Garavan, Hugh; Asherson, Philip; Gowland, Penny; Heinz, Andreas; Ittermann, Bernd; Martinot, Jean-Luc; Martinot, Marie-Laure Paillère; Nees, Frauke; Papadopoulos-Orfanos, Dimitri; Poustka, Luise; Smolka, Michael N; Vetter, Nora C; Walter, Henrik; Whelan, Robert; Schumann, Gunter; IMAGEN Consortium.
in: MOL PSYCHIATR, Jahrgang 26, Nr. 3, 03.2021, S. 1019-1028.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Do ADHD-impulsivity and BMI have shared polygenic and neural correlates?
AU - Barker, Edward D
AU - Ing, Alex
AU - Biondo, Francesca
AU - Jia, Tianye
AU - Pingault, Jean-Baptiste
AU - Du Rietz, Ebba
AU - Zhang, Yuning
AU - Ruggeri, Barbara
AU - Banaschewski, Tobias
AU - Hohmann, Sarah
AU - Bokde, Arun L W
AU - Bromberg, Uli
AU - Büchel, Christian
AU - Quinlan, Erin Burke
AU - Sounga-Barke, Edmund
AU - Bowling, April B
AU - Desrivières, Sylvane
AU - Flor, Herta
AU - Frouin, Vincent
AU - Garavan, Hugh
AU - Asherson, Philip
AU - Gowland, Penny
AU - Heinz, Andreas
AU - Ittermann, Bernd
AU - Martinot, Jean-Luc
AU - Martinot, Marie-Laure Paillère
AU - Nees, Frauke
AU - Papadopoulos-Orfanos, Dimitri
AU - Poustka, Luise
AU - Smolka, Michael N
AU - Vetter, Nora C
AU - Walter, Henrik
AU - Whelan, Robert
AU - Schumann, Gunter
AU - IMAGEN Consortium
PY - 2021/3
Y1 - 2021/3
N2 - There is an extensive body of literature linking ADHD to overweight and obesity. Research indicates that impulsivity features of ADHD account for a degree of this overlap. The neural and polygenic correlates of this association have not been thoroughly examined. In participants of the IMAGEN study, we found that impulsivity symptoms and body mass index (BMI) were associated (r = 0.10, n = 874, p = 0.014 FWE corrected), as were their respective polygenic risk scores (PRS) (r = 0.17, n = 874, p = 6.5 × 10-6 FWE corrected). We then examined whether the phenotypes of impulsivity and BMI, and the PRS scores of ADHD and BMI, shared common associations with whole-brain grey matter and the Monetary Incentive Delay fMRI task, which associates with reward-related impulsivity. A sparse partial least squared analysis (sPLS) revealed a shared neural substrate that associated with both the phenotypes and PRS scores. In a last step, we conducted a bias corrected bootstrapped mediation analysis with the neural substrate score from the sPLS as the mediator. The ADHD PRS associated with impulsivity symptoms (b = 0.006, 90% CIs = 0.001, 0.019) and BMI (b = 0.009, 90% CIs = 0.001, 0.025) via the neuroimaging substrate. The BMI PRS associated with BMI (b = 0.014, 95% CIs = 0.003, 0.033) and impulsivity symptoms (b = 0.009, 90% CIs = 0.001, 0.025) via the neuroimaging substrate. A common neural substrate may (in part) underpin shared genetic liability for ADHD and BMI and the manifestation of their (observable) phenotypic association.
AB - There is an extensive body of literature linking ADHD to overweight and obesity. Research indicates that impulsivity features of ADHD account for a degree of this overlap. The neural and polygenic correlates of this association have not been thoroughly examined. In participants of the IMAGEN study, we found that impulsivity symptoms and body mass index (BMI) were associated (r = 0.10, n = 874, p = 0.014 FWE corrected), as were their respective polygenic risk scores (PRS) (r = 0.17, n = 874, p = 6.5 × 10-6 FWE corrected). We then examined whether the phenotypes of impulsivity and BMI, and the PRS scores of ADHD and BMI, shared common associations with whole-brain grey matter and the Monetary Incentive Delay fMRI task, which associates with reward-related impulsivity. A sparse partial least squared analysis (sPLS) revealed a shared neural substrate that associated with both the phenotypes and PRS scores. In a last step, we conducted a bias corrected bootstrapped mediation analysis with the neural substrate score from the sPLS as the mediator. The ADHD PRS associated with impulsivity symptoms (b = 0.006, 90% CIs = 0.001, 0.019) and BMI (b = 0.009, 90% CIs = 0.001, 0.025) via the neuroimaging substrate. The BMI PRS associated with BMI (b = 0.014, 95% CIs = 0.003, 0.033) and impulsivity symptoms (b = 0.009, 90% CIs = 0.001, 0.025) via the neuroimaging substrate. A common neural substrate may (in part) underpin shared genetic liability for ADHD and BMI and the manifestation of their (observable) phenotypic association.
U2 - 10.1038/s41380-019-0444-y
DO - 10.1038/s41380-019-0444-y
M3 - SCORING: Journal article
C2 - 31227801
VL - 26
SP - 1019
EP - 1028
JO - MOL PSYCHIATR
JF - MOL PSYCHIATR
SN - 1359-4184
IS - 3
ER -