Spin and Bias in Published Studies of Breast Cancer Trials

(Before It's News)

from Science Daily

Spin and bias exist in a high proportion of published studies of the outcomes and adverse side-effects of phase III clinical trials of breast cancer treatments, according to new research published in the cancer journal Annals of Oncology on January 10.

In the first study to investigate how accurately outcomes and side-effects are reported in breast cancer trials, researchers at the Princess Margaret Cancer Centre and University of Toronto (Toronto, Canada) found that in a third of all trials that failed to show a statistically significant benefit for the treatment under investigation, the reports focused on other, less important outcomes in order to influence positively the interpretation of the results.

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