Fig. 1From: Routine creatine kinase testing does not provide clinical utility in the emergency department for diagnosis of acute coronary syndromesA total of 36,251 emergency department presentations were reviewed. Of these, 9951 had relevant CEDIS complaints. 2012 had non-diagnostic hsTnT and positive CK, prompting thorough chart review. CEDIS; Canadian Emergency Department Information System, ED; emergency department, CK; creatine kinase, hsTnT; high-sensitivity troponin TBack to article page