Figure 2From: The impact of the HEART risk score in the early assessment of patients with acute chest pain: design of a stepped wedge, cluster randomised trial Flow of study and data collection in usual care period and in HEART period. ED: emergency department. QoL:quality of life. EQ-5D: EuroQol Five-Dimensional. SF-36: short-form 36. iPCQ: productivity cost questionnaire. MACE: major adverse cardiac events.Back to article page