Bias in medical research

Bias in Medical/Clinical Research

Learning from clinical experience (whether during formal research or in the course of patient care) is impeded by mainly two processes: bias and chance. Medical research results many times become inconclusive because some bias is detected after the results are available. A dictionary definition of ‘bias’ is ‘a onesided inclination of the mind. In statistics, ‘bias’ is ‘systematic error’ that ca...

Bias in Medical/Clinical Research

Learning from clinical experience (whether during formal research or in the course of patient care) is impeded by mainly two processes: bias and chance. Medical research results many times become inconclusive because some bias is detected after the results are available. A dictionary definition of ‘bias’ is ‘a onesided inclination of the mind. In statistics, ‘bias’ is ‘systematic error’ that ca...

Rectifying institutional bias in medical research.

Reporting bias in medical research - a narrative review

Reporting bias represents a major problem in the assessment of health care interventions. Several prominent cases have been described in the literature, for example, in the reporting of trials of antidepressants, Class I anti-arrhythmic drugs, and selective COX-2 inhibitors. The aim of this narrative review is to gain an overview of reporting bias in the medical literature, focussing on publica...

Research-agenda Bias: letters to the editor