What John Ioannidis thinks about metascience
Professor of medicine and epidemiology at Stanford, best known for the 2005 essay arguing that most published research findings are false.
John Ioannidis did not write this page.
We collected these quotes from things they published elsewhere, and every quote links to where it was said. They have no account here and have not endorsed this site. Quotes are word for word; the short line under each one is our own restatement, not their wording. Their own site. Is this you? Claim it or ask us to remove it. Or tell us what is wrong here.
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6 dated positions, 2005, in their own words. Our reading of what John Ioannidis has said — not written or endorsed by them.
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Our readingMost claimed research findings are false, and that can be shown rather than merely suspected.
Their wordsIt can be proven that most claimed research findings are false. Here I will examine the key factors that influence this problem
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper
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Our readingThe smaller the studies a field runs, the less likely its published findings are to be true.
Their wordsThe smaller the studies conducted in a scientific field, the less likely the research findings are to be true.
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper
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Our readingThe smaller the effects a field studies, the less likely its published findings are to be true.
Their wordsThe smaller the effect sizes in a scientific field, the less likely the research findings are to be true.
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper
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Their wordsThe greater the flexibility in designs, definitions, outcomes, and analytical modes in a scientific field, the less likely the research findings are to be true.
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper
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Their wordsThe greater the financial and other interests and prejudices in a scientific field, the less likely the research findings are to be true.
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper
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Their wordsThe hotter a scientific field (with more scientific teams involved), the less likely the research findings are to be true.
↗Ioannidis, "Why Most Published Research Findings Are False" (PLoS Medicine)journals.plos.org All 6 from this paper