Fig. 1From: Who breaches the four-hour emergency department wait time target? A retrospective analysis of 374,000 emergency department attendances between 2008 and 2013 at a type 1 emergency department in EnglandFive-year aggregated data (2008–2013) of emergency department attendances and breach probability by patient age. X-axis: Patient age in single years. Left-hand Y-axis: Number of patients attending the emergency department. Right-hand Y-axis: Probability of breaching the four hour wait targetBack to article page