A STAT Investigation looks at how race became a predictor in medical diagnoses, and the difficulty in separating implicit bias and science in revising clinical algorithms.

A STAT investigation reveals that race-based algorithms are still prevalent in healthcare, affecting millions of patients. Clinicians and researchers are debating the best ways to modify these tools to reduce harm and promote fairness. The Biden administration has introduced a rule to address discriminatory tools, but advocates remain skeptical about its impact.