{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,26]],"date-time":"2026-06-26T10:32:17Z","timestamp":1782469937876,"version":"3.54.5"},"reference-count":23,"publisher":"Elsevier BV","issue":"10","license":[{"start":{"date-parts":[[2020,10,1]],"date-time":"2020-10-01T00:00:00Z","timestamp":1601510400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,10,1]],"date-time":"2020-10-01T00:00:00Z","timestamp":1601510400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","onlinejase.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of the American Society of Echocardiography"],"published-print":{"date-parts":[[2020,10]]},"DOI":"10.1016\/j.echo.2020.05.003","type":"journal-article","created":{"date-parts":[[2020,7,7]],"date-time":"2020-07-07T17:44:48Z","timestamp":1594143888000},"page":"1191-1200","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":33,"title":["Noninvasive Myocardial Work Index: Characterizing the Normal and Ischemic Response to Exercise"],"prefix":"10.1016","volume":"33","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0132-2178","authenticated-orcid":false,"given":"Andrew","family":"Borrie","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Catherine","family":"Goggin","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shakiya","family":"Ershad","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"William","family":"Robinson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander","family":"Sasse","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.echo.2020.05.003_bib1","doi-asserted-by":"crossref","first-page":"50","DOI":"10.1161\/01.CIR.59.1.50","article-title":"Exercise echocardiography: detection of wall motion abnormalities during ischemia","volume":"59","author":"Mason","year":"1979","journal-title":"Circulation"},{"key":"10.1016\/j.echo.2020.05.003_bib2","doi-asserted-by":"crossref","first-page":"415","DOI":"10.1093\/ejechocard\/jen175","article-title":"Stress echocardiography expert consensus statement: European Association of Echocardiography (EAE) (a registered branch of the ESC)","volume":"9","author":"Sicari","year":"2008","journal-title":"Eur J Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib3","doi-asserted-by":"crossref","first-page":"307","DOI":"10.1111\/j.1540-8175.2008.00864.x","article-title":"The value of 2D strain imaging during stress testing","volume":"26","author":"Moonen","year":"2009","journal-title":"Echocardiography"},{"key":"10.1016\/j.echo.2020.05.003_bib4","doi-asserted-by":"crossref","first-page":"724","DOI":"10.1093\/eurheartj\/ehs016","article-title":"A novel clinical method for quantification of regional left ventricular pressure-strain loop area: a non-invasive index of myocardial work","volume":"33","author":"Russell","year":"2012","journal-title":"Eur Heart J"},{"key":"10.1016\/j.echo.2020.05.003_bib5","first-page":"H498","article-title":"Total mechanical energy of a ventricle model and cardiac oxygen consumption","volume":"236","author":"Suga","year":"1979","journal-title":"Am J Physiol"},{"issue":"8 Suppl 1","key":"10.1016\/j.echo.2020.05.003_bib6","doi-asserted-by":"crossref","first-page":"65S","DOI":"10.1093\/bja\/60.suppl_1.65S","article-title":"The pressure-length loop","volume":"60","author":"Foex","year":"1988","journal-title":"Br J Anaesth"},{"key":"10.1016\/j.echo.2020.05.003_bib7","doi-asserted-by":"crossref","first-page":"947","DOI":"10.1016\/j.echo.2019.02.014","article-title":"Global myocardial work is superior to global longitudinal strain to predict significant coronary artery disease in patients with normal left ventricular function and wall motion","volume":"32","author":"Edwards","year":"2019","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib8","doi-asserted-by":"crossref","first-page":"220","DOI":"10.1016\/j.echo.2017.10.009","article-title":"Value of myocardial work estimation in the prediction of response to cardiac resynchronization therapy","volume":"31","author":"Galli","year":"2018","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib9","doi-asserted-by":"crossref","first-page":"1247","DOI":"10.1093\/ehjci\/jev078","article-title":"Non-invasive myocardial work index identifies acute coronary occlusion in patients with non-ST-segment elevation-acute coronary syndrome","volume":"16","author":"Boe","year":"2015","journal-title":"Eur Heart J Cardiovasc Imaging"},{"key":"10.1016\/j.echo.2020.05.003_bib10","doi-asserted-by":"crossref","first-page":"1120","DOI":"10.1016\/j.echo.2019.05.002","article-title":"Global left ventricular myocardial work efficiency in healthy individuals and patients with cardiovascular dsease","volume":"32","author":"El Mahdiui","year":"2019","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib11","series-title":"Evaluation of segmental myocardial work in the left ventricle","author":"Samset","year":"2017"},{"key":"10.1016\/j.echo.2020.05.003_bib12","doi-asserted-by":"crossref","first-page":"631","DOI":"10.1016\/j.echo.2020.01.021","article-title":"Measurement of global myocardial work with exercise testing","volume":"33","author":"Halabi","year":"2020","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib13","doi-asserted-by":"crossref","first-page":"573","DOI":"10.1016\/j.echo.2019.11.018","article-title":"Left ventricular pressure-strain-derived myocardial work at rest and during exercise in patients with cardiac amyloidosis","volume":"33","author":"Clemmensen","year":"2020","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib14","doi-asserted-by":"crossref","first-page":"595","DOI":"10.1016\/S0735-1097(97)00206-4","article-title":"Methodology, feasibility, safety and diagnostic accuracy of dobutamine stress echocardiography","volume":"30","author":"Geleijnse","year":"1997","journal-title":"J Am Coll Cardiol"},{"key":"10.1016\/j.echo.2020.05.003_bib15","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.echo.2014.10.003","article-title":"Recommendations for cardiac chamber quantification by echocardiography in adults: an update from the American Society of Echocardiography and the European Association of Cardiovascular Imaging","volume":"28","author":"Lang","year":"2015","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib16","doi-asserted-by":"crossref","first-page":"64","DOI":"10.1016\/j.echo.2009.10.004","article-title":"Circumferential and longitudinal strain in 3 myocardial layers in normal subjects and in patients with regional left ventricular dysfunction","volume":"23","author":"Leitman","year":"2010","journal-title":"J Am Soc Echocardiogr"},{"key":"10.1016\/j.echo.2020.05.003_bib17","doi-asserted-by":"crossref","first-page":"364","DOI":"10.2214\/ajr.184.2.01840364","article-title":"ROC analysis","volume":"184","author":"Obuchowski","year":"2005","journal-title":"AJR Am J Roentgenol"},{"key":"10.1016\/j.echo.2020.05.003_bib18","first-page":"213","article-title":"easyROC: an interactive web-tool for ROC curve analysis using R Language environment","volume":"8","author":"Goksuluk","year":"2016","journal-title":"R Journal"},{"key":"10.1016\/j.echo.2020.05.003_bib19","doi-asserted-by":"crossref","first-page":"837","DOI":"10.2307\/2531595","article-title":"Comparing the areas under two or more correlated receiver operating characteristic curves: a nonparametric approach","volume":"44","author":"DeLong","year":"1988","journal-title":"Biometrics"},{"key":"10.1016\/j.echo.2020.05.003_bib20","doi-asserted-by":"crossref","first-page":"71","DOI":"10.1161\/01.CIR.7.1.71","article-title":"The effect of exercise on coronary blood flow, myocardial oxygen consumption and cardiac efficiency in man","volume":"7","author":"Lombardo","year":"1953","journal-title":"Circulation"},{"key":"10.1016\/j.echo.2020.05.003_bib21","doi-asserted-by":"crossref","first-page":"717","DOI":"10.7863\/ultra.16.04010","article-title":"Speckle tracking imaging in normal stress echocardiography","volume":"36","author":"Leitman","year":"2017","journal-title":"J Ultrasound Med"},{"key":"10.1016\/j.echo.2020.05.003_bib22","doi-asserted-by":"crossref","first-page":"1765","DOI":"10.1093\/eurheartj\/ehm188","article-title":"Comparison of two-dimensional speckle and tissue Doppler strain measurement during dobutamine stress echocardiography: an angiographic correlation","volume":"28","author":"Hanekom","year":"2007","journal-title":"Eur Heart J"},{"key":"10.1016\/j.echo.2020.05.003_bib23","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1093\/ehjci\/jey131","article-title":"A new approach to assess myocardial work by non-invasive left ventricular pressure-strain relations in hypertension and dilated cardiomyopathy","volume":"20","author":"Chan","year":"2019","journal-title":"Eur Heart J Cardiovasc Imaging"}],"container-title":["Journal of the American Society of Echocardiography"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0894731720302935?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0894731720302935?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,12]],"date-time":"2025-10-12T05:06:24Z","timestamp":1760245584000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0894731720302935"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,10]]},"references-count":23,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2020,10]]}},"alternative-id":["S0894731720302935"],"URL":"https:\/\/doi.org\/10.1016\/j.echo.2020.05.003","relation":{},"ISSN":["0894-7317"],"issn-type":[{"value":"0894-7317","type":"print"}],"subject":[],"published":{"date-parts":[[2020,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Noninvasive Myocardial Work Index: Characterizing the Normal and Ischemic Response to Exercise","name":"articletitle","label":"Article Title"},{"value":"Journal of the American Society of Echocardiography","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.echo.2020.05.003","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"2020 by the American Society of Echocardiography.","name":"copyright","label":"Copyright"}]}}