RT Journal Article SR Electronic T1 NEWS2, patient safety and hypercapnic respiratory failure JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 518 OP 521 DO 10.7861/clinmed.2022-0352 VO 22 IS 6 A1 Mark Juniper YR 2022 UL http://www.rcpjournals.org/content/22/6/518.abstract AB The National Early Warning Score (NEWS) has been widely adopted for use in clinical practice in the UK since its introduction in 2012. It is designed to improve patient safety. The original score was adapted in 2017 to improve patient safety further by introducing a separate score for oxygen saturation to be used in selected patients with respiratory diseases. In this article, evidence for the effectiveness of the improved score is reviewed.