Variability in the analysis of a single neuroimaging dataset by many teams

Data analysis workflows in many scientific domains have become increasingly complex and flexible. Here we assess the effect of this flexibility on the results of functional magnetic resonance imaging by asking 70 independent teams to analyse the same dataset, testing the same 9 ex-ante hypotheses1....

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Detalles Bibliográficos
Autores: Botvinik-Nezer, R., Holzmeister, F., Camerer, C. F., Dreber, A., Huber, J., Johannesson, M., Kirchler, M., Iwanir, R., Mumford, J. A., Adcock, R. A., Avesani, P., Baczkowski, B. M., Bajracharya, A., Bakst, L., Ball, S., Barilari, M., Bault, N., Beaton, D., Beitner, J., Benoit, R. G., Berkers, R. M. W. J., Bhanji, J. P., Biswal, B. B., Bobadilla-Suarez, S., Bortolini, T., Bottenhorn, K. L., Bowring, A., Braem, S., Brooks, H. R., Brudner, E. G., Calderon, C. B., Camilleri, J. A., Castrellon, J. J., Cecchetti, L., Cieslik, E. C., Cole, Z. J., Collignon, O., Cox, R. W., Cunningham, W. A., Czoschke, S., Dadi, K., Davis, C. P., Luca, A. D., Delgado, M. R., Demetriou, L., Dennison, J. B., Di, X., Dickie, E. W., Dobryakova, E., Donnat, C. L., Dukart, J., Duncan, N. W., Durnez, J., Eed, A., Eickhoff, S. B., Erhart, A., Fontanesi, L., Fricke, G. M., Fu, S., Galván, A., Gau, R., Genon, S., Glatard, T., Glerean, E., Goeman, J. J., Golowin, S. A. E., González-García, C., Gorgolewski, K. J., Grady, C. L., Green, M. A., Guassi Moreira, J. F., Guest, O., Hakimi, S., Hamilton, J. P., Hancock, R., Handjaras, G., Harry, B.B., Hawco, C., Herholz, P., Herman, G., Heunis, S., Hoffstaedter, F., Hogeveen, J., Holmes, S., Hu, C. P., Huettel, S. A., Hughes, M. E., Iacovella, V., Iordan, A. D., Isager, P. M., Isik, A. I., Jahn, Andrew, Johnson, Matthew R., Johnstone, Tom, Joseph, Michael J. E., Juliano, Anthony C., Kable, Joseph W., Kassinopoulos, Michalis, Koba, Cemal, Kong, Xiang-Zhen, Koscik, Timothy R., Kucukboyaci, Nuri Erkut, Kuhl, Brice A., Kupek, Sebastian, Laird, Angela R., Lamm, Claus, Langner, Robert, Lauharatanahirun, Nina, Lee, Hongmi, Lee, Sangil, Leemans, Alexander, Leo, Andrea, Lesage, Elise, Li, Flora, Li, Monica Y. C., Lim, Cheng Phui, Lintz, Evan N., Liphardt, Schuyler W., Losecaat Vermeer, Annabel B., Love, Bradley C., Mack, Michael L., Malpica, Norberto, Marins, Theo, Maumet, Camille, McDonald, Kelsey, McGuire, Joseph T., Méndez Leal, Adriana S., Meyer, Benjamin, Meyer, Kristin N., Mihai, Glad, Mitsis, Georgios D., Moll, Jorge, Nielson, Dylan M., Nilsonne, Gustav, Notter, Michael P., Olivetti, Emanuele, Onicas, Adrian I., Papale, Paolo, Patil, Kaustubh R., Peelle, Jonathan E., Pérez, Alexandre, Pischedda, Doris, Poline, Jean-Baptiste, Prystauka,Yanina, Ray, Shruti, Reuter-Lorenz, Patricia A., Reynolds, Richard C., Ricciardi, Emiliano, Rieck, Jenny R., Rodriguez-Thompson, Anais M., Romyn, Anthony, Salo, Taylor, Samanez-Larkin, Gregory R., Sanz-Morales, Emilio, Schlichting, Margaret L., Schultz, Douglas H., Shen, Qiang, Sheridan, Margaret A., Silvers, Jennifer A., Skagerlund, Kenny, Smith, Alec, Smith, David V., Sokol-Hessner, Peter, Steinkamp, Simon R., Tashjian, Sarah M., Thirion, Bertrand, Thorp, John N., Tinghög, Gustav, Tisdall, Loreen, Tompson, Steven H., Toro-Serey, Claudio, Torre Tresols, Juan Jesus, Tozzi, Leonardo, Truong, Vuong, Turella, Luca, van ‘t Veer, Anna E., Verguts, Tom, Vettel, Jean M., Vijayarajah, Sagana, Vo, Khoi, Wall, Matthew B., Weeda, Wouter D., Weis, Susanne, White, David J., Wisniewski, David, Xifra-Porxas, Alba, Yearling, Emily A., Yoon, Sangsuk, Yuan, Rui, Yuen, Kenneth S. L., Lei Zhang, Zhang, Xu, Zosky, Joshua E., Thomas E. Nichols,, Poldrack, Rusell A., Schonberg, Tom, Melero Carrasco, Helena
Tipo de recurso: artículo
Fecha de publicación:2020
País:España
Institución:Universidad Complutense de Madrid (UCM)
Repositorio:Docta Complutense
Idioma:inglés
OAI Identifier:oai:docta.ucm.es:20.500.14352/100828
Acceso en línea:https://hdl.handle.net/20.500.14352/100828
Access Level:acceso abierto
Palabra clave:Psicología (Psicología)
6106.01 Actividad Cerebral
id ES_10d38dfb094c8b82dae832d4eab81138
oai_identifier_str oai:docta.ucm.es:20.500.14352/100828
network_acronym_str ES
network_name_str España
repository_id_str
dc.title.none.fl_str_mv Variability in the analysis of a single neuroimaging dataset by many teams
title Variability in the analysis of a single neuroimaging dataset by many teams
spellingShingle Variability in the analysis of a single neuroimaging dataset by many teams
Botvinik-Nezer, R.
Psicología (Psicología)
6106.01 Actividad Cerebral
title_short Variability in the analysis of a single neuroimaging dataset by many teams
title_full Variability in the analysis of a single neuroimaging dataset by many teams
title_fullStr Variability in the analysis of a single neuroimaging dataset by many teams
title_full_unstemmed Variability in the analysis of a single neuroimaging dataset by many teams
title_sort Variability in the analysis of a single neuroimaging dataset by many teams
dc.creator.none.fl_str_mv Botvinik-Nezer, R.
Holzmeister, F.
Camerer, C. F.
Dreber, A.
Huber, J.
Johannesson, M.
Kirchler, M.
Iwanir, R.
Mumford, J. A.
Adcock, R. A.
Avesani, P.
Baczkowski, B. M.
Bajracharya, A.
Bakst, L.
Ball, S.
Barilari, M.
Bault, N.
Beaton, D.
Beitner, J.
Benoit, R. G.
Berkers, R. M. W. J.
Bhanji, J. P.
Biswal, B. B.
Bobadilla-Suarez, S.
Bortolini, T.
Bottenhorn, K. L.
Bowring, A.
Braem, S.
Brooks, H. R.
Brudner, E. G.
Calderon, C. B.
Camilleri, J. A.
Castrellon, J. J.
Cecchetti, L.
Cieslik, E. C.
Cole, Z. J.
Collignon, O.
Cox, R. W.
Cunningham, W. A.
Czoschke, S.
Dadi, K.
Davis, C. P.
Luca, A. D.
Delgado, M. R.
Demetriou, L.
Dennison, J. B.
Di, X.
Dickie, E. W.
Dobryakova, E.
Donnat, C. L.
Dukart, J.
Duncan, N. W.
Durnez, J.
Eed, A.
Eickhoff, S. B.
Erhart, A.
Fontanesi, L.
Fricke, G. M.
Fu, S.
Galván, A.
Gau, R.
Genon, S.
Glatard, T.
Glerean, E.
Goeman, J. J.
Golowin, S. A. E.
González-García, C.
Gorgolewski, K. J.
Grady, C. L.
Green, M. A.
Guassi Moreira, J. F.
Guest, O.
Hakimi, S.
Hamilton, J. P.
Hancock, R.
Handjaras, G.
Harry, B.B.
Hawco, C.
Herholz, P.
Herman, G.
Heunis, S.
Hoffstaedter, F.
Hogeveen, J.
Holmes, S.
Hu, C. P.
Huettel, S. A.
Hughes, M. E.
Iacovella, V.
Iordan, A. D.
Isager, P. M.
Isik, A. I.
Jahn, Andrew
Johnson, Matthew R.
Johnstone, Tom
Joseph, Michael J. E.
Juliano, Anthony C.
Kable, Joseph W.
Kassinopoulos, Michalis
Koba, Cemal
Kong, Xiang-Zhen
Koscik, Timothy R.
Kucukboyaci, Nuri Erkut
Kuhl, Brice A.
Kupek, Sebastian
Laird, Angela R.
Lamm, Claus
Langner, Robert
Lauharatanahirun, Nina
Lee, Hongmi
Lee, Sangil
Leemans, Alexander
Leo, Andrea
Lesage, Elise
Li, Flora
Li, Monica Y. C.
Lim, Cheng Phui
Lintz, Evan N.
Liphardt, Schuyler W.
Losecaat Vermeer, Annabel B.
Love, Bradley C.
Mack, Michael L.
Malpica, Norberto
Marins, Theo
Maumet, Camille
McDonald, Kelsey
McGuire, Joseph T.
Méndez Leal, Adriana S.
Meyer, Benjamin
Meyer, Kristin N.
Mihai, Glad
Mitsis, Georgios D.
Moll, Jorge
Nielson, Dylan M.
Nilsonne, Gustav
Notter, Michael P.
Olivetti, Emanuele
Onicas, Adrian I.
Papale, Paolo
Patil, Kaustubh R.
Peelle, Jonathan E.
Pérez, Alexandre
Pischedda, Doris
Poline, Jean-Baptiste
Prystauka,Yanina
Ray, Shruti
Reuter-Lorenz, Patricia A.
Reynolds, Richard C.
Ricciardi, Emiliano
Rieck, Jenny R.
Rodriguez-Thompson, Anais M.
Romyn, Anthony
Salo, Taylor
Samanez-Larkin, Gregory R.
Sanz-Morales, Emilio
Schlichting, Margaret L.
Schultz, Douglas H.
Shen, Qiang
Sheridan, Margaret A.
Silvers, Jennifer A.
Skagerlund, Kenny
Smith, Alec
Smith, David V.
Sokol-Hessner, Peter
Steinkamp, Simon R.
Tashjian, Sarah M.
Thirion, Bertrand
Thorp, John N.
Tinghög, Gustav
Tisdall, Loreen
Tompson, Steven H.
Toro-Serey, Claudio
Torre Tresols, Juan Jesus
Tozzi, Leonardo
Truong, Vuong
Turella, Luca
van ‘t Veer, Anna E.
Verguts, Tom
Vettel, Jean M.
Vijayarajah, Sagana
Vo, Khoi
Wall, Matthew B.
Weeda, Wouter D.
Weis, Susanne
White, David J.
Wisniewski, David
Xifra-Porxas, Alba
Yearling, Emily A.
Yoon, Sangsuk
Yuan, Rui
Yuen, Kenneth S. L.
Lei Zhang
Zhang, Xu
Zosky, Joshua E.
Thomas E. Nichols,
Poldrack, Rusell A.
Schonberg, Tom
Melero Carrasco, Helena
author Botvinik-Nezer, R.
author_facet Botvinik-Nezer, R.
Holzmeister, F.
Camerer, C. F.
Dreber, A.
Huber, J.
Johannesson, M.
Kirchler, M.
Iwanir, R.
Mumford, J. A.
Adcock, R. A.
Avesani, P.
Baczkowski, B. M.
Bajracharya, A.
Bakst, L.
Ball, S.
Barilari, M.
Bault, N.
Beaton, D.
Beitner, J.
Benoit, R. G.
Berkers, R. M. W. J.
Bhanji, J. P.
Biswal, B. B.
Bobadilla-Suarez, S.
Bortolini, T.
Bottenhorn, K. L.
Bowring, A.
Braem, S.
Brooks, H. R.
Brudner, E. G.
Calderon, C. B.
Camilleri, J. A.
Castrellon, J. J.
Cecchetti, L.
Cieslik, E. C.
Cole, Z. J.
Collignon, O.
Cox, R. W.
Cunningham, W. A.
Czoschke, S.
Dadi, K.
Davis, C. P.
Luca, A. D.
Delgado, M. R.
Demetriou, L.
Dennison, J. B.
Di, X.
Dickie, E. W.
Dobryakova, E.
Donnat, C. L.
Dukart, J.
Duncan, N. W.
Durnez, J.
Eed, A.
Eickhoff, S. B.
Erhart, A.
Fontanesi, L.
Fricke, G. M.
Fu, S.
Galván, A.
Gau, R.
Genon, S.
Glatard, T.
Glerean, E.
Goeman, J. J.
Golowin, S. A. E.
González-García, C.
Gorgolewski, K. J.
Grady, C. L.
Green, M. A.
Guassi Moreira, J. F.
Guest, O.
Hakimi, S.
Hamilton, J. P.
Hancock, R.
Handjaras, G.
Harry, B.B.
Hawco, C.
Herholz, P.
Herman, G.
Heunis, S.
Hoffstaedter, F.
Hogeveen, J.
Holmes, S.
Hu, C. P.
Huettel, S. A.
Hughes, M. E.
Iacovella, V.
Iordan, A. D.
Isager, P. M.
Isik, A. I.
Jahn, Andrew
Johnson, Matthew R.
Johnstone, Tom
Joseph, Michael J. E.
Juliano, Anthony C.
Kable, Joseph W.
Kassinopoulos, Michalis
Koba, Cemal
Kong, Xiang-Zhen
Koscik, Timothy R.
Kucukboyaci, Nuri Erkut
Kuhl, Brice A.
Kupek, Sebastian
Laird, Angela R.
Lamm, Claus
Langner, Robert
Lauharatanahirun, Nina
Lee, Hongmi
Lee, Sangil
Leemans, Alexander
Leo, Andrea
Lesage, Elise
Li, Flora
Li, Monica Y. C.
Lim, Cheng Phui
Lintz, Evan N.
Liphardt, Schuyler W.
Losecaat Vermeer, Annabel B.
Love, Bradley C.
Mack, Michael L.
Malpica, Norberto
Marins, Theo
Maumet, Camille
McDonald, Kelsey
McGuire, Joseph T.
Méndez Leal, Adriana S.
Meyer, Benjamin
Meyer, Kristin N.
Mihai, Glad
Mitsis, Georgios D.
Moll, Jorge
Nielson, Dylan M.
Nilsonne, Gustav
Notter, Michael P.
Olivetti, Emanuele
Onicas, Adrian I.
Papale, Paolo
Patil, Kaustubh R.
Peelle, Jonathan E.
Pérez, Alexandre
Pischedda, Doris
Poline, Jean-Baptiste
Prystauka,Yanina
Ray, Shruti
Reuter-Lorenz, Patricia A.
Reynolds, Richard C.
Ricciardi, Emiliano
Rieck, Jenny R.
Rodriguez-Thompson, Anais M.
Romyn, Anthony
Salo, Taylor
Samanez-Larkin, Gregory R.
Sanz-Morales, Emilio
Schlichting, Margaret L.
Schultz, Douglas H.
Shen, Qiang
Sheridan, Margaret A.
Silvers, Jennifer A.
Skagerlund, Kenny
Smith, Alec
Smith, David V.
Sokol-Hessner, Peter
Steinkamp, Simon R.
Tashjian, Sarah M.
Thirion, Bertrand
Thorp, John N.
Tinghög, Gustav
Tisdall, Loreen
Tompson, Steven H.
Toro-Serey, Claudio
Torre Tresols, Juan Jesus
Tozzi, Leonardo
Truong, Vuong
Turella, Luca
van ‘t Veer, Anna E.
Verguts, Tom
Vettel, Jean M.
Vijayarajah, Sagana
Vo, Khoi
Wall, Matthew B.
Weeda, Wouter D.
Weis, Susanne
White, David J.
Wisniewski, David
Xifra-Porxas, Alba
Yearling, Emily A.
Yoon, Sangsuk
Yuan, Rui
Yuen, Kenneth S. L.
Lei Zhang
Zhang, Xu
Zosky, Joshua E.
Thomas E. Nichols,
Poldrack, Rusell A.
Schonberg, Tom
Melero Carrasco, Helena
author_role author
author2 Holzmeister, F.
Camerer, C. F.
Dreber, A.
Huber, J.
Johannesson, M.
Kirchler, M.
Iwanir, R.
Mumford, J. A.
Adcock, R. A.
Avesani, P.
Baczkowski, B. M.
Bajracharya, A.
Bakst, L.
Ball, S.
Barilari, M.
Bault, N.
Beaton, D.
Beitner, J.
Benoit, R. G.
Berkers, R. M. W. J.
Bhanji, J. P.
Biswal, B. B.
Bobadilla-Suarez, S.
Bortolini, T.
Bottenhorn, K. L.
Bowring, A.
Braem, S.
Brooks, H. R.
Brudner, E. G.
Calderon, C. B.
Camilleri, J. A.
Castrellon, J. J.
Cecchetti, L.
Cieslik, E. C.
Cole, Z. J.
Collignon, O.
Cox, R. W.
Cunningham, W. A.
Czoschke, S.
Dadi, K.
Davis, C. P.
Luca, A. D.
Delgado, M. R.
Demetriou, L.
Dennison, J. B.
Di, X.
Dickie, E. W.
Dobryakova, E.
Donnat, C. L.
Dukart, J.
Duncan, N. W.
Durnez, J.
Eed, A.
Eickhoff, S. B.
Erhart, A.
Fontanesi, L.
Fricke, G. M.
Fu, S.
Galván, A.
Gau, R.
Genon, S.
Glatard, T.
Glerean, E.
Goeman, J. J.
Golowin, S. A. E.
González-García, C.
Gorgolewski, K. J.
Grady, C. L.
Green, M. A.
Guassi Moreira, J. F.
Guest, O.
Hakimi, S.
Hamilton, J. P.
Hancock, R.
Handjaras, G.
Harry, B.B.
Hawco, C.
Herholz, P.
Herman, G.
Heunis, S.
Hoffstaedter, F.
Hogeveen, J.
Holmes, S.
Hu, C. P.
Huettel, S. A.
Hughes, M. E.
Iacovella, V.
Iordan, A. D.
Isager, P. M.
Isik, A. I.
Jahn, Andrew
Johnson, Matthew R.
Johnstone, Tom
Joseph, Michael J. E.
Juliano, Anthony C.
Kable, Joseph W.
Kassinopoulos, Michalis
Koba, Cemal
Kong, Xiang-Zhen
Koscik, Timothy R.
Kucukboyaci, Nuri Erkut
Kuhl, Brice A.
Kupek, Sebastian
Laird, Angela R.
Lamm, Claus
Langner, Robert
Lauharatanahirun, Nina
Lee, Hongmi
Lee, Sangil
Leemans, Alexander
Leo, Andrea
Lesage, Elise
Li, Flora
Li, Monica Y. C.
Lim, Cheng Phui
Lintz, Evan N.
Liphardt, Schuyler W.
Losecaat Vermeer, Annabel B.
Love, Bradley C.
Mack, Michael L.
Malpica, Norberto
Marins, Theo
Maumet, Camille
McDonald, Kelsey
McGuire, Joseph T.
Méndez Leal, Adriana S.
Meyer, Benjamin
Meyer, Kristin N.
Mihai, Glad
Mitsis, Georgios D.
Moll, Jorge
Nielson, Dylan M.
Nilsonne, Gustav
Notter, Michael P.
Olivetti, Emanuele
Onicas, Adrian I.
Papale, Paolo
Patil, Kaustubh R.
Peelle, Jonathan E.
Pérez, Alexandre
Pischedda, Doris
Poline, Jean-Baptiste
Prystauka,Yanina
Ray, Shruti
Reuter-Lorenz, Patricia A.
Reynolds, Richard C.
Ricciardi, Emiliano
Rieck, Jenny R.
Rodriguez-Thompson, Anais M.
Romyn, Anthony
Salo, Taylor
Samanez-Larkin, Gregory R.
Sanz-Morales, Emilio
Schlichting, Margaret L.
Schultz, Douglas H.
Shen, Qiang
Sheridan, Margaret A.
Silvers, Jennifer A.
Skagerlund, Kenny
Smith, Alec
Smith, David V.
Sokol-Hessner, Peter
Steinkamp, Simon R.
Tashjian, Sarah M.
Thirion, Bertrand
Thorp, John N.
Tinghög, Gustav
Tisdall, Loreen
Tompson, Steven H.
Toro-Serey, Claudio
Torre Tresols, Juan Jesus
Tozzi, Leonardo
Truong, Vuong
Turella, Luca
van ‘t Veer, Anna E.
Verguts, Tom
Vettel, Jean M.
Vijayarajah, Sagana
Vo, Khoi
Wall, Matthew B.
Weeda, Wouter D.
Weis, Susanne
White, David J.
Wisniewski, David
Xifra-Porxas, Alba
Yearling, Emily A.
Yoon, Sangsuk
Yuan, Rui
Yuen, Kenneth S. L.
Lei Zhang
Zhang, Xu
Zosky, Joshua E.
Thomas E. Nichols,
Poldrack, Rusell A.
Schonberg, Tom
Melero Carrasco, Helena
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dc.contributor.none.fl_str_mv Universidad Complutense de Madrid
dc.subject.none.fl_str_mv Psicología (Psicología)
6106.01 Actividad Cerebral
topic Psicología (Psicología)
6106.01 Actividad Cerebral
description Data analysis workflows in many scientific domains have become increasingly complex and flexible. Here we assess the effect of this flexibility on the results of functional magnetic resonance imaging by asking 70 independent teams to analyse the same dataset, testing the same 9 ex-ante hypotheses1. The flexibility of analytical approaches is exemplified by the fact that no two teams chose identical workflows to analyse the data. This flexibility resulted in sizeable variation in the results of hypothesis tests, even for teams whose statistical maps were highly correlated at intermediate stages of the analysis pipeline. Variation in reported results was related to several aspects of analysis methodology. Notably, a meta-analytical approach that aggregated information across teams yielded a significant consensus in activated regions. Furthermore, prediction markets of researchers in the field revealed an overestimation of the likelihood of significant findings, even by researchers with direct knowledge of the dataset2–5. Our findings show that analytical flexibility can have substantial effects on scientific conclusions, and identify factors that may be related to variability in the analysis of functional magnetic resonance imaging. The results emphasize the importance of validating and sharing complex analysis workflows, and demonstrate the need for performing and reporting multiple analyses of the same data. Potential approaches that could be used to mitigate issues related to analytical variability are discussed.
publishDate 2020
dc.date.none.fl_str_mv 2020
2020-05-20
2020
2020-05-20
dc.type.none.fl_str_mv journal article
http://purl.org/coar/resource_type/c_6501
dc.type.openaire.fl_str_mv info:eu-repo/semantics/article
format article
dc.identifier.none.fl_str_mv https://hdl.handle.net/20.500.14352/100828
url https://hdl.handle.net/20.500.14352/100828
dc.language.none.fl_str_mv Inglés
eng
language_invalid_str_mv Inglés
language eng
dc.rights.none.fl_str_mv open access
http://purl.org/coar/access_right/c_abf2
dc.rights.openaire.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv open access
http://purl.org/coar/access_right/c_abf2
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
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spelling Variability in the analysis of a single neuroimaging dataset by many teamsBotvinik-Nezer, R.Holzmeister, F.Camerer, C. F.Dreber, A.Huber, J.Johannesson, M.Kirchler, M.Iwanir, R.Mumford, J. A.Adcock, R. A.Avesani, P.Baczkowski, B. M.Bajracharya, A.Bakst, L.Ball, S.Barilari, M.Bault, N.Beaton, D.Beitner, J.Benoit, R. G.Berkers, R. M. W. J.Bhanji, J. P.Biswal, B. B.Bobadilla-Suarez, S.Bortolini, T.Bottenhorn, K. L.Bowring, A.Braem, S.Brooks, H. R.Brudner, E. G.Calderon, C. B.Camilleri, J. A.Castrellon, J. J.Cecchetti, L.Cieslik, E. C.Cole, Z. J.Collignon, O.Cox, R. W.Cunningham, W. A.Czoschke, S.Dadi, K.Davis, C. P.Luca, A. D.Delgado, M. R.Demetriou, L.Dennison, J. B.Di, X.Dickie, E. W.Dobryakova, E.Donnat, C. L.Dukart, J.Duncan, N. W.Durnez, J.Eed, A.Eickhoff, S. B.Erhart, A.Fontanesi, L.Fricke, G. M.Fu, S.Galván, A.Gau, R.Genon, S.Glatard, T.Glerean, E.Goeman, J. J.Golowin, S. A. E.González-García, C.Gorgolewski, K. J.Grady, C. L.Green, M. A.Guassi Moreira, J. F.Guest, O.Hakimi, S.Hamilton, J. P.Hancock, R.Handjaras, G.Harry, B.B.Hawco, C.Herholz, P.Herman, G.Heunis, S.Hoffstaedter, F.Hogeveen, J.Holmes, S.Hu, C. P.Huettel, S. A.Hughes, M. E.Iacovella, V.Iordan, A. D.Isager, P. M.Isik, A. I.Jahn, AndrewJohnson, Matthew R.Johnstone, TomJoseph, Michael J. E.Juliano, Anthony C.Kable, Joseph W.Kassinopoulos, MichalisKoba, CemalKong, Xiang-ZhenKoscik, Timothy R.Kucukboyaci, Nuri ErkutKuhl, Brice A.Kupek, SebastianLaird, Angela R.Lamm, ClausLangner, RobertLauharatanahirun, NinaLee, HongmiLee, SangilLeemans, AlexanderLeo, AndreaLesage, EliseLi, FloraLi, Monica Y. C.Lim, Cheng PhuiLintz, Evan N.Liphardt, Schuyler W.Losecaat Vermeer, Annabel B.Love, Bradley C.Mack, Michael L.Malpica, NorbertoMarins, TheoMaumet, CamilleMcDonald, KelseyMcGuire, Joseph T.Méndez Leal, Adriana S.Meyer, BenjaminMeyer, Kristin N.Mihai, GladMitsis, Georgios D.Moll, JorgeNielson, Dylan M.Nilsonne, GustavNotter, Michael P.Olivetti, EmanueleOnicas, Adrian I.Papale, PaoloPatil, Kaustubh R.Peelle, Jonathan E.Pérez, AlexandrePischedda, DorisPoline, Jean-BaptistePrystauka,YaninaRay, ShrutiReuter-Lorenz, Patricia A.Reynolds, Richard C.Ricciardi, EmilianoRieck, Jenny R.Rodriguez-Thompson, Anais M.Romyn, AnthonySalo, TaylorSamanez-Larkin, Gregory R.Sanz-Morales, EmilioSchlichting, Margaret L.Schultz, Douglas H.Shen, QiangSheridan, Margaret A.Silvers, Jennifer A.Skagerlund, KennySmith, AlecSmith, David V.Sokol-Hessner, PeterSteinkamp, Simon R.Tashjian, Sarah M.Thirion, BertrandThorp, John N.Tinghög, GustavTisdall, LoreenTompson, Steven H.Toro-Serey, ClaudioTorre Tresols, Juan JesusTozzi, LeonardoTruong, VuongTurella, Lucavan ‘t Veer, Anna E.Verguts, TomVettel, Jean M.Vijayarajah, SaganaVo, KhoiWall, Matthew B.Weeda, Wouter D.Weis, SusanneWhite, David J.Wisniewski, DavidXifra-Porxas, AlbaYearling, Emily A.Yoon, SangsukYuan, RuiYuen, Kenneth S. L.Lei ZhangZhang, XuZosky, Joshua E.Thomas E. Nichols,Poldrack, Rusell A.Schonberg, TomMelero Carrasco, HelenaPsicología (Psicología)6106.01 Actividad CerebralData analysis workflows in many scientific domains have become increasingly complex and flexible. Here we assess the effect of this flexibility on the results of functional magnetic resonance imaging by asking 70 independent teams to analyse the same dataset, testing the same 9 ex-ante hypotheses1. The flexibility of analytical approaches is exemplified by the fact that no two teams chose identical workflows to analyse the data. This flexibility resulted in sizeable variation in the results of hypothesis tests, even for teams whose statistical maps were highly correlated at intermediate stages of the analysis pipeline. Variation in reported results was related to several aspects of analysis methodology. Notably, a meta-analytical approach that aggregated information across teams yielded a significant consensus in activated regions. Furthermore, prediction markets of researchers in the field revealed an overestimation of the likelihood of significant findings, even by researchers with direct knowledge of the dataset2–5. Our findings show that analytical flexibility can have substantial effects on scientific conclusions, and identify factors that may be related to variability in the analysis of functional magnetic resonance imaging. The results emphasize the importance of validating and sharing complex analysis workflows, and demonstrate the need for performing and reporting multiple analyses of the same data. Potential approaches that could be used to mitigate issues related to analytical variability are discussed.Universidad Complutense de Madrid20202020-05-2020202020-05-20journal articlehttp://purl.org/coar/resource_type/c_6501info:eu-repo/semantics/articleapplication/pdfhttps://hdl.handle.net/20.500.14352/100828reponame:Docta Complutenseinstname:Universidad Complutense de Madrid (UCM)Inglésengopen accesshttp://purl.org/coar/access_right/c_abf2info:eu-repo/semantics/openAccessoai:docta.ucm.es:20.500.14352/1008282026-06-02T12:44:21Z
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