INS and type 1 diabetes mellitus: Tauschmann M, Thabit H, Bally L, et al. Closed-loop insulin delivery in suboptimally controlled type 1 diabetes: a multicentre, 12-week randomised trial. Lancet 2018; 392: 1321–29—In table 1 of this Article (published online Oct 3), the data presented for the total insulin dose, U/kg per day, should have been 0·76 (0·25) for the closed-loop group and 0·69 (0·18) for the control group.