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Related Experiment Videos

How to eradicate fraudulent statistical methods: statisticians must do science.

I D Bross1

  • 1Biomedical Metatechnology Inc., Eggertsville, New York 14226.

Biometrics
|December 1, 1990
PubMed
Summary

Mutagenic disease expression requires genetic damage and viability, which oppose each other, creating a maximum mutagen dose-response. Fraudulent statistical methods, like linear extrapolation for low-level mutagenic risks, are prevalent in government-funded research.

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Area of Science:

  • Biostatistics
  • Toxicology
  • Genetics

Background:

  • Clinical expression of mutagenic diseases depends on genetic damage and cell viability.
  • These two factors act as opposing forces, influencing the dose-response relationship of mutagens.
  • The concept of 'context-free' analysis in science is critically examined.

Purpose of the Study:

  • To mathematically derive and support the principle that mutagen dose-response curves must exhibit a maximum.
  • To expose the fraudulent application of statistical methods in scientific research, particularly within U.S. government agencies.
  • To advocate for biostatisticians to engage directly in scientific research to prevent statistical fraud.

Main Methods:

  • A novel mathematical derivation was employed to demonstrate the existence of a maximum in mutagen dose-response curves.

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  • Supporting data were presented to validate the theoretical derivation.
  • Examples of fraudulent statistical methodologies used in biomedical research were identified and discussed.

    • Main Results:

    • The study mathematically confirms that the interplay between genetic damage and viability necessitates a maximum point in the mutagen dose-response curve.
    • Linear extrapolation of high-dose mutagenic risk data to estimate low-level risks is identified as a common fraudulent practice.
    • Several other instances of statistically fraudulent methods in U.S. government-related biomedical research are detailed.

    Conclusions:

    • The scientific principle that mutagen dose-response curves have a maximum is mathematically demonstrable.
    • The misuse of statistical methods, especially in risk assessment, constitutes scientific fraud.
    • Empowering biostatisticians to conduct their own science is proposed as a long-term solution to eradicate such fraud.