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. 2025 Oct 24;15(1):429.
doi: 10.1038/s41398-025-03602-1.

Transdiagnostic alterations in white matter microstructure associated with suicidal thoughts and behaviours in the ENIGMA Suicidal Thoughts and Behaviours consortium

Laura S van Velzen  1   2 Lejla Colic  3   4   5 Zuriel Ceja  6   7 Maria R Dauvermann  8   9 Luca M Villa  3 Hannah S Savage  10   11 Yara J Toenders  12   10   13 Niousha Dehestani  11   14 Alyssa H Zhu  15 Adrian I Campos  6   7   16 Lauren E Salminen  15 Martin Alda  17 Ingrid Agartz  18   19   20 Nina Alexander  21   22 Rosa Ayesa-Arriola  23 Elizabeth D Ballard  24 Nerisa Banaj  25 Carlotta Barkhau  26 Zeynep Başgöze  27 Jochen Bauer  28 Francesco Benedetti  29 Klaus Berger  30 Bianca Besteher  4   5 Katharina Brosch  21   22   31 Manuel Canal-Rivero  32   33 Simon Cervenka  20   34 Romain Colle  35 Colm G Connolly  36 Emmanuelle Corruble  35 Philippe Courtet  37   38 Baptiste Couvy-Duchesne  39   40 Benedicto Crespo-Facorro  32   33   41 Kathryn R Cullen  27 Udo Dannlowski  26 Jeremy Deverdun  42   43 Ana M Diaz-Zuluaga  44   45 Lorielle M F Dietze  17 Jennifer W Evans  24 Negar Fani  46 Kira Flinkenflügel  26 Naomi P Friedman  47 Ian H Gotlib  48 Nynke A Groenewold  49 Dominik Grotegerd  26 Tomas Hajek  17 Alexander S Hatoum  50 Marco Hermesdorf  30 Ian B Hickie  51 Yoshiyuki Hirano  52   53 Tiffany C Ho  54   55 Yuki Ikemizu  52   56 Frank Iorfino  51 Jonathan C Ipser  49 Yuko Isobe  52   53 Andrea P Jackowski  57   58 Fabrice Jollant  59   60   61 Tilo Kircher  21   22 Melissa Klug  26 Sheri-Michelle Koopowitz  49 Anna Kraus  26 Axel Krug  21   62 Emmanuelle Le Bars  42   43 Elisabeth J Leehr  26 Meng Li  4   5 Elizabeth T C Lippard  63   64 Carlos Lopez-Jaramillo  45 Ivan I Maximov  18   65 Andrew M McIntosh  66 Katie A McLaughlin  67   68 Sean R McWhinney  17 Susanne Meinert  26   69 Elisa Melloni  29 Philip B Mitchell  70 Benson Mwangi  71   72 Igor Nenadić  21   22 Stener Nerland  18   19 Emilie Olie  37   38 Victor Ortiz-García de la Foz  23 Pedro M Pan  58 Fabricio Pereira  73   74 Fabrizio Piras  25 Federica Piras  25 Sara Poletti  29 Andrew E Reineberg  75 Gloria Roberts  70 Rafael Romero-García  9   32 Matthew D Sacchet  76 Giovanni A Salum  77   78 Anca-Larisa Sandu  79 Carl M Sellgren  20   80 Eiji Shimizu  52   53   56 Harry R Smolker  81 Jair C Soares  71   72 J Douglas Steele  82 Frederike Stein  21   22 Dan J Stein  83 Benjamin Straube  21   22 Lea Teutenberg  21   22 Florian Thomas-Odenthal  21   22 Paula Usemann  21   22 Romain Valabregue  84   85 Johanna Valencia-Echeverry  45 Gerd Wagner  4   86 Gordon Waiter  79 Martin Walter  4   5 Heather C Whalley  66   87 Mon-Ju Wu  71   72 Tony T Yang  88 Carlos A Zarate  24 Andre Zugman  89 Giovana B Zunta-Soares  71   72 Kees van Heeringen  90 Sanne J H van Rooij  46 Nic van der Wee  91   92 Steven van der Werff  91   92 Paul M Thompson  15 Hilary P Blumberg  3   93   94 Anne-Laura van Harmelen  9   95 Miguel E Rentería  6   7 Neda Jahanshad  15 ENIGMA Suicidal Thoughts and Behaviours ConsortiumLianne Schmaal  12   10
Collaborators, Affiliations

Transdiagnostic alterations in white matter microstructure associated with suicidal thoughts and behaviours in the ENIGMA Suicidal Thoughts and Behaviours consortium

Laura S van Velzen et al. Transl Psychiatry. .

Abstract

Previous studies have suggested that alterations in white matter (WM) microstructure are implicated in suicidal thoughts and behaviours (STBs). However, findings of diffusion tensor imaging (DTI) studies have been inconsistent. In this large-scale mega-analysis conducted by the ENIGMA Suicidal Thoughts and Behaviours (ENIGMA-STB) consortium, we examined WM alterations associated with STBs. Data processing was standardised across sites, and resulting WM microstructure measures (fractional anisotropy (FA), axial diffusivity (AD), mean diffusivity and radial diffusivity) for 24 WM tracts and one global measure were pooled across 40 cohorts. We compared these measures among individuals with a psychiatric diagnosis and lifetime history of suicide attempt (n = 652; mean age = 35.4 ± 14.7; female = 71.8%), individuals with a psychiatric diagnosis but no STB (i.e., clinical controls; n = 1871; mean age = 34 ± 14.8; female = 59.8%), and individuals with no psychiatric diagnosis and no STB (i.e., healthy controls; n = 642; mean age = 29.6 ± 13.1; female = 62.9%). We also compared these measures among individuals with recent suicidal ideation (n = 714; mean age = 36.3 ± 15.3; female = 66.1%), clinical controls (n = 1184; mean age = 36.8 ± 15.6; female = 63.1%), and healthy controls (n = 1240; mean age = 31.6 ± 15.5; female = 61.0%). We found subtle but statistically significant effects, such as lower FA associated with a history of suicide attempt, over and above the effect of psychiatric diagnoses. These effects were strongest in the corona radiata, thalamic radiation, fornix/stria terminalis, corpus callosum and superior longitudinal fasciculus. Recent suicidal ideation was associated with higher AD in the cingulum. Effect sizes were small (partial eta-squared < 0.015). This large-scale coordinated mega-analysis revealed subtle regional and global alterations in WM microstructure in individuals with a history of suicide attempt and recent suicidal ideation. Longitudinal studies are needed to confirm whether these alterations are a risk factor for suicidal behaviour or ideation.

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Conflict of interest statement

Competing interests: ALvH receives consultancy fees from the Augeo foundation. CAZ is a full-time US government employee. He is listed as a co-inventor on a patent for the use of ketamine and its metabolites in major depression and suicidal ideation. Dr. Zarate has assigned his patent rights to the U.S. government but will share a percentage of any royalties that may be received by the government. HPB has consulted to the Milken Institute, Lilly and Boehringer Ingelheim, and received an honorarium from Aetna. MW is a member of the following advisory boards and gave presentations to the following companies: Bayer AG, Germany; Boehringer Ingelheim, Germany; and Biologische Heilmittel Heel GmbH, Germany. MW has further conducted studies with institutional research support from HEEL and Janssen Pharmaceutical Research for a clinical trial (IIT) on ketamine in patients with MDD, unrelated to this investigation. IA received speakers honorarium from Lundbeck. IBH is the Co-Director, Health and Policy at the Brain and Mind Centre (BMC) University of Sydney. The BMC operates an early-intervention youth services at Camperdown under contract to headspace. He is the Chief Scientific Advisor to, and a 3.2% equity shareholder in, InnoWell Pty Ltd which aims to transform mental health services through the use of innovative technologies. AC reports being currently an employee of the Regeneron Genetics Center, and may own Regeneron stock or stock options. JCS acknowledge to be related with the next companies ALKERMES (Advisory Board), BOEHRINGER Ingelheim (Consultant), COMPASS Pathways (Research Grant), JOHNSON & JOHNSON (Consultant), LIVANOVA (Consultant), RELMADA (Research Grant), SUNOVION (Research Grant),Mind Med (Research Grant). PMP received payment or honoraria for lectures and presentations in educational events for Sandoz, Daiichi Sankyo, Eurofarma, Abbot, Libbs, Instituto Israelita de Pesquisa e Ensino Albert Einstein, Instituto D’Or de Pesquisa e Ensino. All other authors report no biomedical financial interests, disclosures or potential conflicts of interest.

Update of

  • Transdiagnostic alterations in white matter microstructure associated with suicidal thoughts and behaviours in the ENIGMA Suicidal Thoughts and Behaviours consortium.
    van Velzen LS, Colic L, Ceja Z, Dauvermann MR, Villa LM, Savage HS, Toenders YJ, Dehestani N, Zhu AH, Campos AI, Salminen LE, Agartz I, Alexander N, Ayesa-Arriola R, Ballard ED, Banaj N, Barkhau C, Başgöze Z, Bauer J, Benedetti F, Berger K, Besteher B, Brosch K, Canal-Rivero M, Cervenka S, Colle R, Connolly CG, Corruble E, Courtet P, Couvy-Duchesne B, Crespo-Facorro B, Cullen KR, Dannlowski U, Deverdun J, Diaz-Zuluaga AM, Dietze LMF, Evans JW, Fani N, Flinkenflügel K, Friedman NP, Gotlib IH, Groenewold NA, Grotegerd D, Hajek T, Hatoum AS, Hermesdorf M, Hickie IB, Hirano Y, Ho TC, Ikemizu Y, Iorfino F, Ipser JC, Isobe Y, Jackowski AP, Jollant F, Kircher T, Klug M, Koopowitz SM, Kraus A, Krug A, Le Bars E, Leehr EJ, Li M, Lippard ETC, Lopez-Jaramillo C, Maximov II, McIntosh AM, McLaughlin KA, McWhinney SR, Meinert S, Melloni E, Mitchell PB, Mwangi B, Nenadić I, Nerland S, Olie E, Ortiz-García de la Foz V, Pan PM, Pereira F, Piras F, Piras F, Poletti S, Reineberg AE, Roberts G, Romero-García R, Sacchet MD, Salum GA, Sandu AL, Sellgren CM, Shimizu E, Smolker HR, Soares JC, Spalletta G, Douglas Steele J, Stein F, Stein DJ, Straube B, Teutenberg L, Thomas-Odenthal F, Usemann P, Valabreg… See abstract for full author list ➔ van Velzen LS, et al. medRxiv [Preprint]. 2024 Nov 7:2024.11.07.24316876. doi: 10.1101/2024.11.07.24316876. medRxiv. 2024. Update in: Transl Psychiatry. 2025 Oct 24;15(1):429. doi: 10.1038/s41398-025-03602-1. PMID: 39802789 Free PMC article. Updated. Preprint.

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