Gevaert P, Desrosiers M, Cornet M, et al. Efficacy and safety of twice per year depemokimab in chronic rhinosinusitis with nasal polyps (ANCHOR-1 and ANCHOR-2): phase 3, randomised, double-blind, parallel trials. Lancet 2025; 405: 911–26—In this Article, in the Results section, sentence 2 of paragraph 8 should have read, “One participant (who received depemokimab)”; in Appendix 1, in the Sensitivity Analyses section, line 5 and 6 of paragraph 3 should have read “(–3 to 3 by increments of 1 for mean NPS; and –1·5 to 1·5 by increments of 0·5 for mean nasal obstruction VRS score)”, and figure S12 has been updated accordingly.