Authors' comment: Correction to Table One Ceri Battle, ABMU Health Board 3 November 2014 Column 5 of the data in Table One gives the numbers of patients in the validation sample with no complications. It currently reads 161 and it should read 134. The percentage given (57%) is correct. Competing interests None declared
Critical Care
Authors' comment: Correction to Table One
3 November 2014
Column 5 of the data in Table One gives the numbers of patients in the validation sample with no complications. It currently reads 161 and it should read 134. The percentage given (57%) is correct.Competing interests
None declared