Correction to: Nature Reviews Rheumatology https://doi.org/10.1038/s41584-023-01062-9, published online 12 January 2024.

In the version of the article initially published, in the Abstract, the sentence now reading “tofacitinib was statistically not non-inferior to TNF inhibitors” read “tofacitinib was statistically inferior to TNF inhibitors”.