Pan Y, Meng X, Chen W, et al. Indobufen versus aspirin in acute ischaemic stroke (INSURE): rationale and design of a multicentre randomised trial. Stroke Vasc Neurol 2022;7:doi: 10.1136/svn-2021-001480

The above mentioned article is updated since it was first published. In page 458, under the title ‘Patient population’,the text ‘…aged 40 years or older…’ is changed to ‘aged 18 to 80 years…’. And in Box 1: ‘Forty years to 80 years’ under the title ‘Inclusion criteria’ is changed to ‘Eighteen years to 80 years’.