Trends in relative risk of death before a mortality alert and after postalert 9-month lag period for (A) all diagnosis/procedure groups (for values <5), (B) acute myocardial infarction and (C) sepsis. Trends in relative risk of death before a mortality alert and after postalert 9-month lag period for (A) all diagnosis/procedure groups (for values <5), (B) acute myocardial infarction and (C) sepsis. Elizabeth Cecil et al. BMJ Qual Saf doi:10.1136/bmjqs-2017-007495 Copyright © BMJ Publishing Group Ltd and the Health Foundation. All rights reserved.