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'underwent': [74, 209], 'surgery': [76, 211], 'at': [77, 105, 159], 'five': [78], 'medical': [79], 'centers': [80], 'China,': [82], 'were': [83, 94, 143, 222], 'prospectively': [84], 'enrolled.': [85], 'Clinical': [86], 'variables,': [87], 'including': [88], 'electrocardiogram': [89], 'troponin': [91], 'I': [92], 'levels,': [93], 'evaluated': [95], 'estimate': [97], 'MACEs.': [98], 'The': [99, 171, 198], 'main': [100], 'outcome': [101], 'occurrence': [103, 232], 'least': [106, 160], 'one': [107, 161], 'from': [110], 'admittance': [111], '30': [113], 'days': [114], 'after': [115], 'surgery,': [116, 192], 'defined': [117], 'as': [118], 'any': [119], 'following': [122], 'complications:': [123], 'death,': [125], 'nonfatal': [126], 'arrest,': [128], 'acute': [129], 'myocardial': [130], 'infarction': [131], '(MI),': [132], 'congestive': [133], 'heart': [134], 'failure': [135], '(CHF),': [136], 'angina.': [138], 'independent': [140, 172, 215], 'based': [144], 'Andersen–Gill': [147], 'multiplicative': [148], 'intensity': [149], 'model.': [150], 'Of': [151], '1422': [153], 'recruited,': [155], '129': [156], '(9.1%)': [157], 'developed': [158], 'MACE,': [162], 'death': [165], 'occurred': [166], '11': [168], '(0.8%).': [170], 'contributing': [175], 'postoperative': [177], 'included': [179], 'age': [180], '≥75': [181], 'female': [183], 'gender,': [184], 'history': [185, 188], 'MI,': [187], 'hypertension,': [190], 'high-risk': [191], 'intraoperative': [193, 196, 225], 'hypotension,': [194], 'hypoxemia.': [197], '9.1%.': [213], 'Seven': [214], 'a': [219], 'identified.': [223], 'Preventing': [224], 'hypoxemia': [226], 'hypotension': [228], 'may': [229], 'reduce': [230], 'these': [236], 'high': [237]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1806462585', 'counts_by_year': [{'year': 2024, 'cited_by_count': 6}, {'year': 2023, 'cited_by_count': 4}, {'year': 2022, 'cited_by_count': 7}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 5}, {'year': 2019, 'cited_by_count': 4}, {'year': 2018, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 7}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}], 'updated_date': '2024-09-10T22:37:04.618595', 'created_date': '2016-06-24'}