1. Mozaffarian D, Benjamin EJ, Go AS, Arnett DK, Blaha MJ, Cushman M, et al. Executive summary:heart disease and stroke statistics—2016 update:a report from the American Heart Association. Circulation 2016;133(4):447-54.
https://doi.org/10.1161/CIR.0000000000000366
5. De Luca G, Suryapranata H, Zijlstra F, van't Hof AW, Hoorntje JC, Gosselink AT, et al. Symptom-onset-to-balloon time and mortality in patients with acute myocardial infarction treated by primary angioplasty. J Am Coll Cardiol 2003;42(6):991-7.
https://doi.org/10.1016/S0735-1097(03)00919-7
7. Mol KA, Rahel BM, Meeder JG, van Casteren BC, Doevendans PA, Cramer MJM. Delays in the treatment of patients with acute coronary syndrome:Focus on pre-hospital delays and non-ST-elevated myocardial infarction. Int J Cardiol 2016;221:1061-6.
https://doi.org/10.1016/j.ijcard.2016.07.082
8. Pereira H, Pinto FJ, Calé R, Pereira E, Mello S, Vitorino S, et al. The stent for life initiative:factors predicting system delay in patients with ST-segment elevation myocardial infarction. Rev Port Cardiol 2018;37(8):681-90.
https://doi.org/10.1016/j.repc.2018.01.011
9. Mirzaei S, Steffen A, Vuckovic K, Ryan C, Bronas UG, Zegre-Hemsey J, et al. The association between symptom onset characteristics and prehospital delay in women and men with acute coronary syndrome. Eur J Cardiovasc Nurs 2020;19(2):142-54.
https://doi.org/10.1177/1474515119871734
10. Menees DS, Peterson ED, Wang Y, Curtis JP, Messenger JC, Rumsfeld JS, et al. Door-to- balloon time and mortality among patients undergoing primary PCI. N Engl J Med 2013;369(10):901-9.
https://doi.org/10.1056/NEJMoa1208200
12. Ibanez B, Halvorsen S, Roffi M, Bueno H, Thiele H, Vranckx P, et al. Integrating the results of the CULPRIT-SHOCK trial in the 2017 ESC ST-elevation myocardial infarction guidelines:viewpoint of the task force. Eur Heart J 2018;39(48):4239-42.
https://doi.org/10.1093/eurheartj/ehy294
13. Kim JH. A study on the scope of practice for emergency medical technician in the law regarding the emergency care. Unpublished doctoral dissertation. Dankook University, 2019. Cheonan, Korea.
14. Welsh RC, Ornato J, Armstrong PW. Prehospital management of acute ST-elevation myocardial infarction:a time for reappraisal in North America. Am Heart J 2003;145(1):1-8.
https://doi.org/10.1067/mhj.2003.47
15. Choi SW, Shin SD, Ro YS, Song KJ, Lee YJ, Lee EJ. Effect of emergency medical service use and inter-hospital transfer on time to percutaneous coronary intervention in patients with ST elevation myocardial infarction:a multicenter observational study. Prehosp Emerg Care 2016;20(1):66-75.
https://doi.org/10.3109/10903127.2015.1056892
17. Canto JG, Zalenski RJ, Ornato JP, Rogers WJ, Kiefe CI, Magid D, et al. Use of emergency medical services in acute myocardial infarction and subsequent quality of care:observations from the National Registry of Myocardial Infarction 2. Circulation 2002;106(24):3018-23.
https://doi.org/10.1161/01.CIR.0000041246.20352.03
18. Goldberg RJ, Kramer DG, Yarzebski J, Lessard D, Gore JM. Prehospital transport of patients with acute myocardial infarction:a community-wide perspective. Heart Lung 2008;37(4):266-74.
https://doi.org/10.1016/j.hrtlng.2007.05.013
19. Goodacre SW, Angelini K, Arnold J, Revill S, Morris F. Clinical predictors of acute coronary syndromes in patients with undifferentiated chest pain. QJM:An International Journal of Medicine 2003;96(12):893-8.
https://doi.org/10.1093/qjmed/hcg152
20. Lee SJ, Shin SD, Park CB, Song KJ. Effects of using prehospital emergency care by 119 rescue services on outcome of ST-elevation myocardial infarction patients. J Korean Soc Emerg Med 2011;22(1):16-21
21. Cervellin G, Comelli I, Bellone A, Giostra F, Acierno N, Mitaritonno M, et al. Multicenter survey on emergency nurses'perception of numerical rating scale reliability at triage time in adult emergency department patients. Emergency Care Journal 2018;14(3):111-5.
https://doi.org/10.4081/ecj.2018.7787
22. Park JB, Lim TH. Korean triage and acuity scale (KTAS). J Korea Soc Emerg Med 2007;28(6):547-51
23. Ha SO, Lim KS, Kim W, Oh BJ. Clinical characteristics and worsening prognosis for undertriage patients in the emergency department:A university affiliated hospital observational study. J Korea Soc Emerg Med 2011;22(6):701-8
24. Tsai KC, Lin RF, Lee C, Li AH. Alternative tool for triaging patients with possible acute coronary symptoms before admission to a chest pain unit. Am J Emerg Med 2018;36(7):1222-30.
https://doi.org/10.1016/j.ajem.2017.12.026
25. Gerhardt W, Ljungdahl L, Herbert AK. Troponin-T and CK MB (mass) in early diagnosis of ischemic myocardial injury. The Helsingborg study 1992. Clin Biochem 1993;26(4):231-40.
https://doi.org/10.1016/0009-9120(93)90122-M
26. McNamara RL, Wang Y, Herrin J, Curtis JP, Bradley EH, Magid DJ, et al. Effect of door-to-balloon time on mortality in patients with ST-segment elevation myocardial infarction. J Am Coll Cardio 2006;47(11):2180-6.
https://doi.org/10.1016/j.jacc.2005.12.072
28. Neumar RW, Shuster M, Callaway CW, Gent LM, Atkins DL, Bhanji F, et al. Part 1:executive summary:2015 American Heart Association guidelines update for cardiopulmonary resuscitation and emergency cardiovascular care. Circulation 2015;132(18-2):S315-S367.
https://doi.org/10.1161/CIR.0000000000000252