Erratum to ‘Pulmonary function tests in anaesthetic practice’ [BJA Educ 19 (2019) 206–211]

Abstract

The publisher regrets that the equation on page 209 was incorrect. The correct equation is given below: The publisher would like to apologise for any inconvenience caused. ppo FEV 1 ¼ preoperative FEV 1 Â 1 À number of unobstructed segments to be resected total number of unobstructed segments