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How Did Race Get Into Lung Testing?

May 13, 2026 · 31 min

Show notes

The history of race-based correction of lung-capacity measures can be traced to a pre–Civil War belief among slave owners that slaves had naturally inferior lung capacity. Despite work to show that race-corrected spirometers mask lung-disease severity in Black patients, the majority of U.S. hospitals still use them.

A full transcript of this episode is available at https://www.nejm.org/doi/full/10.1056/NEJMp2601975.

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