Remarkably, the nurses and doctors were observed to make an error in just one per cent of these actions but that still amounted to an average of two errors a day with every patient.

NEWYORKER: The Checklist

Opposing the appeal, Peter Wright QC told the court the judge did not make an error and that the decision "was not wrong in law".

BBC: Ali Dizaei conviction 'should be quashed', court hears