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Matoba T, Sakamoto K, Nakai M, Ichimura K, Mohri M, Tsujita Y, et al. Institutional characteristics and prognosis of acute myocardial infarction with cardiogenic shock in Japan. <i>Circ J<\/i> 2021; 85: 1797\u20131805.","DOI":"10.1253\/circj.CJ-20-0655"},{"key":"2","doi-asserted-by":"crossref","unstructured":"2. Nishihira K, Nakai M, Kuriyama N, Kadooka K, Honda Y, Emori H, et al. Guideline-directed medical therapy for elderly patients with acute myocardial infarction who undergo percutaneous coronary intervention: Insights from a retrospective observational study. <i>Circ J<\/i> 2024; 88: 931\u2013937.","DOI":"10.1253\/circj.CJ-23-0837"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3. Fukutomi M, Nishihira K, Honda S, Kojima S, Takegami M, Takahashi J, et al. Difference in the in-hospital prognosis between ST-segment elevation myocardial infarction and non-ST-segment elevation myocardial infarction with high Killip class: Data from the Japan Acute Myocardial Infarction Registry. <i>Eur Heart J Acute Cardiovasc Care<\/i> 2021; 10: 503\u2013512.","DOI":"10.1177\/2048872620926681"},{"key":"4","doi-asserted-by":"crossref","unstructured":"4. van Diepen S, Katz JN, Albert NM, Henry TD, Jacobs AK, Kapur NK, et al. Contemporary management of cardiogenic shock: A Scientific Statement from the American Heart Association. <i>Circulation<\/i> 2017; 136: e232\u2013e268.","DOI":"10.1161\/CIR.0000000000000525"},{"key":"5","doi-asserted-by":"crossref","unstructured":"5. Okamoto H, Nishi T, Ishii M, Tsujita K, Koto S, Nakai M, et al. Clinical characteristics and outcomes of patients presenting with acute myocardial infarction without cardiogenic shock. <i>Circ J<\/i> 2022; 86: 1527\u20131538.","DOI":"10.1253\/circj.CJ-22-0241"},{"key":"6","doi-asserted-by":"crossref","unstructured":"6. Garan AR, Kanwar M, Thayer KL, Whitehead E, Zweck E, Hernandez-Montfort J, et al. Complete hemodynamic profiling with pulmonary artery catheters in cardiogenic shock is associated with lower in-hospital mortality. <i>JACC Heart Fail<\/i> 2020; 8: 903\u2013913.","DOI":"10.1016\/j.jchf.2020.08.012"},{"key":"7","doi-asserted-by":"crossref","unstructured":"7. Binanay C, Califf RM, Hasselblad V, O\u2019Connor CM, Shah MR, Sopko G, et al. Evaluation study of congestive heart failure and pulmonary artery catheterization effectiveness: The ESCAPE trial. <i>JAMA<\/i> 2005; 294: 1625\u20131633.","DOI":"10.1001\/jama.294.13.1625"},{"key":"8","doi-asserted-by":"crossref","unstructured":"8. Harvey S, Harrison DA, Singer M, Ashcroft J, Jones CM, Elbourne D, et al. Assessment of the clinical effectiveness of pulmonary artery catheters in management of patients in intensive care (PAC-Man): A randomized controlled trial. <i>Lancet<\/i> 2005; 366: 472\u2013477.","DOI":"10.1016\/S0140-6736(05)67061-4"},{"key":"9","doi-asserted-by":"crossref","unstructured":"9. Connors AF Jr, Speroff T, Dawson NV, Thomas C, Harrell FE Jr, Wagner D, et al. The effectiveness of right heart catheterization in the initial care of critically ill patients. <i>JAMA<\/i> 1996; 276: 889\u2013897.","DOI":"10.1001\/jama.1996.03540110043030"},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Sandham JD, Hull RD, Brant RF, Knox L, Pineo GF, Doig CJ, et al. A randomized, controlled trial of the use of pulmonary-artery catheters in high-risk surgical patients. <i>N Engl J Med<\/i> 2003; 348: 5\u201314.","DOI":"10.1056\/NEJMoa021108"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11. Fincke R, Hochman JS, Lowe AM, Menon V, Slater JN, Webb JG, et al. Cardiac power is the strongest hemodynamic correlate of mortality in cardiogenic shock: Report from the SHOCK trial registry. <i>J Am Coll Cardiol<\/i> 2004; 44: 340\u2013348.","DOI":"10.1016\/j.jacc.2004.03.060"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12. Leung C, Wong IMH, Ho CB, Chiang MCS, Fong YH, Lee PH, et al. Cardiac power output ratio: Novel survival predictor after percutaneous ventricular assist device in cardiogenic shock. <i>ESC Heart Fail<\/i> 2024; 11: 3674\u20133686.","DOI":"10.1002\/ehf2.14949"},{"key":"13","doi-asserted-by":"crossref","unstructured":"13. Korabathina R, Heffernan KS, Paruchuri V, Patel AR, Mudd JO, Prutkin JM, et al. Pulmonary artery pulsatility index identifies severe right ventricular dysfunction in acute inferior myocardial infarction. <i>Catheter Cardiovasc Interv<\/i> 2012; 80: 593\u2013600.","DOI":"10.1002\/ccd.23309"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Cesini S, Bhagra S, Pettit SJ. Low pulmonary artery pulsatility index is associated with adverse outcomes in ambulatory patients with advanced heart failure. <i>J Card Fail<\/i> 2020; 26: 352\u2013359.","DOI":"10.1016\/j.cardfail.2020.01.014"},{"key":"15","doi-asserted-by":"crossref","unstructured":"15. Tampakakis E, Shah SJ, Borlaug BA, Leary PJ, Patel HH, Miller WL, et al. Pulmonary effective arterial elastance as a measure of right ventricular afterload and its prognostic value in pulmonary hypertension due to left heart disease. <i>Circ Heart Fail<\/i> 2018; 11: e004436.","DOI":"10.1161\/CIRCHEARTFAILURE.117.004436"},{"key":"16","doi-asserted-by":"crossref","unstructured":"16. Di Mauro M, Kittleson M, Cacioli G, Piazza V, Putini RL, Gravino R, et al. Prognostic role of pulmonary arterial elastance in patients undergoing left ventricular assist device implantation: A pilot study. <i>J Clin Med<\/i> 2024; 13: 7102.","DOI":"10.3390\/jcm13237102"},{"key":"17","doi-asserted-by":"crossref","unstructured":"17. Morimont P, Lambermont B, Ghuysen A, G\u00e9rard P, Kolh P, Lancellotti P, et al. Effective arterial elastance as an index of pulmonary vascular load. <i>Am J Physiol Heart Circ Physiol<\/i> 2008; 294: H2736\u2013H2742.","DOI":"10.1152\/ajpheart.00796.2007"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18. Baldetti L, den Uil CA, Fiore G, Gallone G, Romagnolo D, Peveri B, et al. Pulmonary artery elastance as a predictor of hospital mortality in heart failure cardiogenic shock. <i>ESC Heart Fail<\/i> 2024; 11: 2606\u20132615.","DOI":"10.1002\/ehf2.14817"},{"key":"19","doi-asserted-by":"crossref","unstructured":"19. Muslem R, Ong CS, Tomashitis B, Schultz J, Ramu B, Craig ML, et al. Pulmonary arterial elastance and INTERMACS-defined right heart failure following left ventricular assist device. <i>Circ Heart Fail<\/i> 2019; 12: e005923.","DOI":"10.1161\/CIRCHEARTFAILURE.119.005923"},{"key":"20","doi-asserted-by":"crossref","unstructured":"20. Thygesen K, Alpert JS, Jaffe AS, Chaitman BR, Bax JJ, Morrow DA, et al. Fourth Universal Definition of Myocardial Infarction (2018). <i>Circulation<\/i> 2018; 138: e618\u2013e651.","DOI":"10.1161\/CIR.0000000000000617"},{"key":"21","doi-asserted-by":"crossref","unstructured":"21. Nishihira K, Honda S, Takegami M, Kojima S, Asaumi Y, Saji M, et al. Characteristics and outcomes of cardiac rupture in patients with ST-segment elevation myocardial infarction. <i>Circ Rep<\/i> 2025; 7: 1240\u20131248.","DOI":"10.1253\/circrep.CR-25-0196"},{"key":"22","doi-asserted-by":"crossref","unstructured":"22. Killip T 3rd, Kimball JT. Treatment of myocardial infarction in a coronary care unit: A two-year experience with 250 patients. <i>Am J Cardiol<\/i> 1967; 20: 457\u2013464.","DOI":"10.1016\/0002-9149(67)90023-9"},{"key":"23","doi-asserted-by":"crossref","unstructured":"23. Avranas K, Mittag M, Schadow K, Eck K, Lehmann R. Impact of the Killip class of heart failure on treatment times and intrahospital mortality among STEMI patients. <i>J Cardiovasc Med (Hagerstown)<\/i> 2025; 26: 240\u2013247.","DOI":"10.2459\/JCM.0000000000001719"},{"key":"24","doi-asserted-by":"crossref","unstructured":"24. Baran DA, Grines CL, Bailey S, Burkhoff D, Hall SA, Henry TD, et al. SCAI clinical expert consensus statement on the classification of cardiogenic shock. <i>Catheter Cardiovasc Interv<\/i> 2019; 94: 29\u201337.","DOI":"10.1002\/ccd.28329"},{"key":"25","doi-asserted-by":"crossref","unstructured":"25. Kondo T, Nakamura T, Yamamoto T, Nakayama N, Hanada H, Hashiba K, et al. Use of a pulmonary artery catheter in patients with cardiogenic shock: A systematic review and meta-analysis. <i>Circ Rep<\/i> 2025; 7: 589\u2013598.","DOI":"10.1253\/circrep.CR-25-0088"},{"key":"26","doi-asserted-by":"crossref","unstructured":"26. Basir MB, Kapur NK, Patel K, Salam MA, Schreiber T, Kaki A, et al. Improved outcomes associated with the use of shock protocols: Updates from the National Cardiogenic Shock Initiative. <i>Catheter Cardiovasc Interv<\/i> 2019; 93: 1173\u20131183.","DOI":"10.1002\/ccd.28307"},{"key":"27","doi-asserted-by":"crossref","unstructured":"27. Montisci A, Panoulas V, Chieffo A, Skurk C, Sch\u00e4fer A, Werner N, et al. Recognizing patients as candidates for temporary mechanical circulatory support along the spectrum of cardiogenic shock. <i>Eur Heart J Suppl<\/i> 2023; 25(Suppl I): I3\u2013I10.","DOI":"10.1093\/eurheartjsupp\/suad127"},{"key":"28","doi-asserted-by":"crossref","unstructured":"28. Lim HS. Hemodynamic phenotyping of cardiogenic shock. <i>Cardiol Ther<\/i> 2022; 11: 509\u2013522.","DOI":"10.1007\/s40119-022-00286-2"},{"key":"29","doi-asserted-by":"crossref","unstructured":"29. Nakashima T, Kondo T, Nakata J, Saku K, Kawakami S, Kuwabara M, et al. Expert Consensus Statement on the evaluation, treatment, and transfer of cardiogenic shock using a Delphi method approach: A report of the Japan Critical Care Cardiology Committee (J4CS). <i>Circ J<\/i> 2025; 89: 998\u20131011.","DOI":"10.1253\/circj.CJ-25-0192"},{"key":"30","doi-asserted-by":"crossref","unstructured":"30. Tehrani BN, Truesdell AG, Sherwood MW, Desai S, Tran HA, Epps KC, et al. Standardized team-based care for cardiogenic shock. <i>J Am Coll Cardiol<\/i> 2019; 73: 1659\u20131669.","DOI":"10.1016\/j.jacc.2018.12.084"},{"key":"31","doi-asserted-by":"crossref","unstructured":"31. Cigarroa RG, Lange RA, Williams RH, Hillis LD. Underestimation of cardiac output by thermodilution in patients with tricuspid regurgitation. <i>Am J Med<\/i> 1989; 86: 417\u2013420.","DOI":"10.1016\/0002-9343(89)90339-2"},{"key":"32","doi-asserted-by":"crossref","unstructured":"32. Stevens JH, Raffin TA, Mihm FG, Rosenthal MH, Stetz CW. Thermodilution cardiac output measurement: Effects of the respiratory cycle on its reproducibility. <i>JAMA<\/i> 1985; 253: 2240\u20132242.","DOI":"10.1001\/jama.1985.03350390082030"},{"key":"33","doi-asserted-by":"crossref","unstructured":"33. Nelson LD, Houtchens BA. 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