Failure to detect early breast cancer using in vitro nuclear magnetic resonance spectroscopy of plasma
1993

NMR Spectroscopy and Early Breast Cancer Detection

Sample size: 135 publication Evidence: low

Author Information

Author(s): L. Holmberg, U. Jakobsson, A. Berglund, H.-O. Adami

Primary Institution: University Hospital, Uppsala

Hypothesis

In vitro NMR spectroscopy has a high sensitivity for detecting early breast cancer.

Conclusion

NMR spectroscopy was not a useful diagnostic tool for detecting early breast cancer.

Supporting Evidence

  • The average line width did not differ significantly between women with cancer and those with benign conditions.
  • Receiver-operating characteristic analysis showed a sensitivity of only 61% and a false positive rate of 43%.
  • Correction for triglyceride levels did not improve diagnostic accuracy.

Takeaway

The study tried to see if a special test could find breast cancer early, but it didn't work well.

Methodology

The study compared the NMR spectroscopy results of women with breast cancer to those with benign conditions and healthy controls.

Limitations

The study may have included women with a low tumor burden, which could affect the results.

Participant Demographics

Women referred for breast biopsy due to abnormal mammograms, with 69 diagnosed with breast cancer.

Statistical Information

P-Value

0.85

Statistical Significance

p>0.05

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