Critical, styled with a time-clock format as CR:IT:IC:AL, is a British medical drama series that aired on Sky 1 from 24 February to 19 May 2015. The series is set in a fictional major trauma centre (MTC), City General Hospital, which treats critically ill patients. Each episode is based on one patient and efforts to save his or her life within one hour. Created by Jed Mercurio (Line of Duty and Bodies), the drama follows the team of medical professionals whilst they make life-changing decisions. The title refers to critical condition, the most serious medical state, as well as the decisions and actions of the staff; everything done within the first hour is absolutely vital and could determine whether a patient lives or dies. The show was axed on 15 July 2015 after the series pulled in an average of 192,000 viewers.