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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2002 19
2003 36
2004 30
2005 36
2006 37
2007 43
2008 43
2009 57
2010 40
2011 69
2012 67
2013 89
2014 83
2015 69
2016 69
2017 61
2018 89
2019 81
2020 83
2021 40
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Search Results

1,033 results
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Page 1
Educating educators on research on research.
Ioannidis JPA. Ioannidis JPA. Perspect Med Educ. 2021 Apr 20. doi: 10.1007/s40037-021-00662-z. Online ahead of print. Perspect Med Educ. 2021. PMID: 33877586 No abstract available.
Mortality outcomes with hydroxychloroquine and chloroquine in COVID-19 from an international collaborative meta-analysis of randomized trials.
Axfors C, Schmitt AM, Janiaud P, Van't Hooft J, Abd-Elsalam S, Abdo EF, Abella BS, Akram J, Amaravadi RK, Angus DC, Arabi YM, Azhar S, Baden LR, Baker AW, Belkhir L, Benfield T, Berrevoets MAH, Chen CP, Chen TC, Cheng SH, Cheng CY, Chung WS, Cohen YZ, Cowan LN, Dalgard O, de Almeida E Val FF, de Lacerda MVG, de Melo GC, Derde L, Dubee V, Elfakir A, Gordon AC, Hernandez-Cardenas CM, Hills T, Hoepelman AIM, Huang YW, Igau B, Jin R, Jurado-Camacho F, Khan KS, Kremsner PG, Kreuels B, Kuo CY, Le T, Lin YC, Lin WP, Lin TH, Lyngbakken MN, McArthur C, McVerry BJ, Meza-Meneses P, Monteiro WM, Morpeth SC, Mourad A, Mulligan MJ, Murthy S, Naggie S, Narayanasamy S, Nichol A, Novack LA, O'Brien SM, Okeke NL, Perez L, Perez-Padilla R, Perrin L, Remigio-Luna A, Rivera-Martinez NE, Rockhold FW, Rodriguez-Llamazares S, Rolfe R, Rosa R, Røsjø H, Sampaio VS, Seto TB, Shehzad M, Soliman S, Stout JE, Thirion-Romero I, Troxel AB, Tseng TY, Turner NA, Ulrich RJ, Walsh SR, Webb SA, Weehuizen JM, Velinova M, Wong HL, Wrenn R, Zampieri FG, Zhong W, Moher D, Goodman SN, Ioannidis JPA, Hemkens LG. Axfors C, et al. Among authors: ioannidis jpa. Nat Commun. 2021 Apr 15;12(1):2349. doi: 10.1038/s41467-021-22446-z. Nat Commun. 2021. PMID: 33859192 Free PMC article.
Metformin and health outcomes: An umbrella review of systematic reviews with meta-analyses.
Li X, Celotto S, Pizzol D, Gasevic D, Ji MM, Barnini T, Solmi M, Stubbs B, Smith L, López Sánchez GF, Pesolillo G, Yu Z, Tzoulaki I, Theodoratou E, Ioannidis JPA, Veronese N, Demurtas J. Li X, et al. Among authors: ioannidis jpa. Eur J Clin Invest. 2021 Mar 11:e13536. doi: 10.1111/eci.13536. Online ahead of print. Eur J Clin Invest. 2021. PMID: 33709434 Review.
Gender-related variables for health research.
Nielsen MW, Stefanick ML, Peragine D, Neilands TB, Ioannidis JPA, Pilote L, Prochaska JJ, Cullen MR, Einstein G, Klinge I, LeBlanc H, Paik HY, Schiebinger L. Nielsen MW, et al. Among authors: ioannidis jpa. Biol Sex Differ. 2021 Feb 22;12(1):23. doi: 10.1186/s13293-021-00366-3. Biol Sex Differ. 2021. PMID: 33618769 Free PMC article.
COVID-19 antibody seroprevalence in Santa Clara County, California.
Bendavid E, Mulaney B, Sood N, Shah S, Bromley-Dulfano R, Lai C, Weissberg Z, Saavedra-Walker R, Tedrow J, Bogan A, Kupiec T, Eichner D, Gupta R, Ioannidis JPA, Bhattacharya J. Bendavid E, et al. Among authors: ioannidis jpa. Int J Epidemiol. 2021 Feb 22:dyab010. doi: 10.1093/ije/dyab010. Online ahead of print. Int J Epidemiol. 2021. PMID: 33615345 Free PMC article.
Data Sharing Under the General Data Protection Regulation: Time to Harmonize Law and Research Ethics?
Vlahou A, Hallinan D, Apweiler R, Argiles A, Beige J, Benigni A, Bischoff R, Black PC, Boehm F, Céraline J, Chrousos GP, Delles C, Evenepoel P, Fridolin I, Glorieux G, van Gool AJ, Heidegger I, Ioannidis JPA, Jankowski J, Jankowski V, Jeronimo C, Kamat AM, Masereeuw R, Mayer G, Mischak H, Ortiz A, Remuzzi G, Rossing P, Schanstra JP, Schmitz-Dräger BJ, Spasovski G, Staessen JA, Stamatialis D, Stenvinkel P, Wanner C, Williams SB, Zannad F, Zoccali C, Vanholder R. Vlahou A, et al. Among authors: ioannidis jpa. Hypertension. 2021 Apr;77(4):1029-1035. doi: 10.1161/HYPERTENSIONAHA.120.16340. Epub 2021 Feb 15. Hypertension. 2021. PMID: 33583200 Free PMC article.
SARS-CoV-2 re-infection risk in Austria.
Pilz S, Chakeri A, Ioannidis JP, Richter L, Theiler-Schwetz V, Trummer C, Krause R, Allerberger F. Pilz S, et al. Among authors: ioannidis jp. Eur J Clin Invest. 2021 Apr;51(4):e13520. doi: 10.1111/eci.13520. Epub 2021 Feb 21. Eur J Clin Invest. 2021. PMID: 33583018 Free PMC article.
The future of grant proposals is video.
Doran M, Lott W, Barnett A, Leach J, Ioannidis J. Doran M, et al. Among authors: ioannidis j. Nature. 2021 Feb 5. doi: 10.1038/d41586-021-00341-3. Online ahead of print. Nature. 2021. PMID: 33547440 No abstract available.
Recalibrating the Use of Race in Medical Research.
Ioannidis JPA, Powe NR, Yancy C. Ioannidis JPA, et al. JAMA. 2021 Feb 16;325(7):623-624. doi: 10.1001/jama.2021.0003. JAMA. 2021. PMID: 33492329 No abstract available.
Harms reported by patients in rheumatology drug trials: a systematic review of randomized trials in the cochrane library from an OMERACT working group.
Berthelsen DB, Woodworth TG, Goel N, Ioannidis JPA, Tugwell P, Devoe D, Williamson P, Terwee CB, Suarez-Almazor ME, Strand V, Leong AL, Conaghan PG, Boers M, Shea BJ, Brooks PM, Simon LS, Furst DE, Christensen R; OMERACT Safety Working Group. Berthelsen DB, et al. Among authors: ioannidis jpa. Semin Arthritis Rheum. 2021 Jan 9:S0049-0172(21)00006-8. doi: 10.1016/j.semarthrit.2020.09.023. Online ahead of print. Semin Arthritis Rheum. 2021. PMID: 33483129 Review.
Testing Clinical Prediction Models-Reply.
Adibi A, Sadatsafavi M, Ioannidis JPA. Adibi A, et al. Among authors: ioannidis jpa. JAMA. 2020 Nov 17;324(19):2000. doi: 10.1001/jama.2020.19413. JAMA. 2020. PMID: 33201201 No abstract available.
Clinical Trial Evidence Supporting US Food and Drug Administration Approval of Novel Cancer Therapies Between 2000 and 2016.
Ladanie A, Schmitt AM, Speich B, Naudet F, Agarwal A, Pereira TV, Sclafani F, Herbrand AK, Briel M, Martin-Liberal J, Schmid T, Ewald H, Ioannidis JPA, Bucher HC, Kasenda B, Hemkens LG. Ladanie A, et al. Among authors: ioannidis jpa. JAMA Netw Open. 2020 Nov 2;3(11):e2024406. doi: 10.1001/jamanetworkopen.2020.24406. JAMA Netw Open. 2020. PMID: 33170262 Free PMC article.
The worldwide clinical trial research response to the COVID-19 pandemic - the first 100 days.
Janiaud P, Axfors C, Van't Hooft J, Saccilotto R, Agarwal A, Appenzeller-Herzog C, Contopoulos-Ioannidis DG, Danchev V, Dirnagl U, Ewald H, Gartlehner G, Goodman SN, Haber NA, Ioannidis AD, Ioannidis JPA, Lythgoe MP, Ma W, Macleod M, Malički M, Meerpohl JJ, Min Y, Moher D, Nagavci B, Naudet F, Pauli-Magnus C, O'Sullivan JW, Riedel N, Roth JA, Sauermann M, Schandelmaier S, Schmitt AM, Speich B, Williamson PR, Hemkens LG. Janiaud P, et al. Among authors: ioannidis jpa. F1000Res. 2020 Oct 2;9:1193. doi: 10.12688/f1000research.26707.2. eCollection 2020. F1000Res. 2020. PMID: 33082937 Free PMC article.
Overestimation of Postpartum Depression Prevalence Based on a 5-item Version of the EPDS: Systematic Review and Individual Participant Data Meta-analysis.
Thombs BD, Levis B, Lyubenova A, Neupane D, Negeri Z, Wu Y, Sun Y, He C, Krishnan A, Vigod SN, Bhandari PM, Imran M, Rice DB, Azar M, Chiovitti MJ, Saadat N, Riehm KE, Boruff JT, Cuijpers P, Gilbody S, Ioannidis JPA, Kloda LA, Patten SB, Shrier I, Ziegelstein RC, Comeau L, Mitchell ND, Tonelli M, Barnes J, Beck CT, Bindt C, Figueiredo B, Helle N, Howard LM, Kohlhoff J, Kozinszky Z, Leonardou AA, Radoš SN, Quispel C, Rochat TJ, Stein A, Stewart RC, Tadinac M, Tandon SD, Tendais I, Töreki A, Tran TD, Trevillion K, Turner K, Vega-Dienstmaier JM, Benedetti A. Thombs BD, et al. Among authors: ioannidis jpa. Can J Psychiatry. 2020 Dec;65(12):835-844. doi: 10.1177/0706743720934959. Epub 2020 Oct 26. Can J Psychiatry. 2020. PMID: 33104415
Depression prevalence based on the Edinburgh Postnatal Depression Scale compared to Structured Clinical Interview for DSM DIsorders classification: Systematic review and individual participant data meta-analysis.
Lyubenova A, Neupane D, Levis B, Wu Y, Sun Y, He C, Krishnan A, Bhandari PM, Negeri Z, Imran M, Rice DB, Azar M, Chiovitti MJ, Saadat N, Riehm KE, Boruff JT, Ioannidis JPA, Cuijpers P, Gilbody S, Kloda LA, Patten SB, Shrier I, Ziegelstein RC, Comeau L, Mitchell ND, Tonelli M, Vigod SN, Aceti F, Barnes J, Bavle AD, Beck CT, Bindt C, Boyce PM, Bunevicius A, Chaudron LH, Favez N, Figueiredo B, Garcia-Esteve L, Giardinelli L, Helle N, Howard LM, Kohlhoff J, Kusminskas L, Kozinszky Z, Lelli L, Leonardou AA, Meuti V, Radoš SN, García PN, Pawlby SJ, Quispel C, Robertson-Blackmore E, Rochat TJ, Sharp DJ, Siu BWM, Stein A, Stewart RC, Tadinac M, Tandon SD, Tendais I, Töreki A, Torres-Giménez A, Tran TD, Trevillion K, Turner K, Vega-Dienstmaier JM, Benedetti A, Thombs BD. Lyubenova A, et al. Among authors: ioannidis jpa. Int J Methods Psychiatr Res. 2021 Mar;30(1):e1860. doi: 10.1002/mpr.1860. Epub 2020 Oct 22. Int J Methods Psychiatr Res. 2021. PMID: 33089942 Free PMC article.
Depression prevalence using the HADS-D compared to SCID major depression classification: An individual participant data meta-analysis.
Brehaut E, Neupane D, Levis B, Wu Y, Sun Y, Krishnan A, He C, Bhandari PM, Negeri Z, Riehm KE, Rice DB, Azar M, Yan XW, Imran M, Chiovitti MJ, Saadat N, Cuijpers P, Ioannidis JPA, Markham S, Patten SB, Ziegelstein RC, Henry M, Ismail Z, Loiselle CG, Mitchell ND, Tonelli M, Boruff JT, Kloda LA, Beraldi A, Braeken APBM, Carter G, Clover K, Conroy RM, Cukor D, da Rocha E Silva CE, De Souza J, Downing MG, Feinstein A, Ferentinos PP, Fischer FH, Flint AJ, Fujimori M, Gallagher P, Goebel S, Jetté N, Julião M, Keller M, Kjærgaard M, Love AW, Löwe B, Martin-Santos R, Michopoulos I, Navines R, O'Rourke SJ, Öztürk A, Pintor L, Ponsford JL, Rooney AG, Sánchez-González R, Schwarzbold ML, Sharpe M, Simard S, Singer S, Stone J, Tung KY, Turner A, Walker J, Walterfang M, White J, Benedetti A, Thombs BD. Brehaut E, et al. Among authors: ioannidis jpa. J Psychosom Res. 2020 Dec;139:110256. doi: 10.1016/j.jpsychores.2020.110256. Epub 2020 Sep 23. J Psychosom Res. 2020. PMID: 33069051
Transparency and reproducibility in artificial intelligence.
Haibe-Kains B, Adam GA, Hosny A, Khodakarami F; Massive Analysis Quality Control (MAQC) Society Board of Directors, Waldron L, Wang B, McIntosh C, Goldenberg A, Kundaje A, Greene CS, Broderick T, Hoffman MM, Leek JT, Korthauer K, Huber W, Brazma A, Pineau J, Tibshirani R, Hastie T, Ioannidis JPA, Quackenbush J, Aerts HJWL. Haibe-Kains B, et al. Among authors: ioannidis jpa. Nature. 2020 Oct;586(7829):E14-E16. doi: 10.1038/s41586-020-2766-y. Epub 2020 Oct 14. Nature. 2020. PMID: 33057217 No abstract available.
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