Preoperative Systolic Strain Rate Predicts Postoperative Left Ventricular Dysfunction in Patients With Chronic Aortic Regurgitation

Name: Work Video:
Duration: 3 min 30 s
Tetsuari Onishi; Hiroya Kawai; Kazuhiro Tatsumi; Toshiya Kataoka; Daisuke Sugiyama; Hidekazu Tanaka; Yutaka Okita; Ken‐ichi Hirata
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'ejection': [97, 119, 164], 'fraction,': [98], 'measured': [100], 'Ssr': [101, 155, 177, 201, 241], '4': [103], 'walls': [104], 'LV.': [107], 'Linear': [108], 'regression': [109, 172], 'analysis': [110, 124, 173], 'determined': [111], 'correlations': [112], 'between': [113], 'fraction.': [120], 'Receiver-operating': [121], 'characteristic': [122, 197], 'curve': [123, 198, 208], 'assessed': [125], 'optimal': [127], 'cutoff': [128], 'values': [129], 'that': [132, 175], 'predicted': [133], '(ejection': [138], 'fraction': [139, 165], '&lt;50%).': [140], 'operation': [142], 'caused': [143], 'significant': [144, 152], 'decreases': [145], 'volumes': [150], 'increases': [153], '(1.94�0.64': [156], '2.39�0.83': [158], 'per': [159, 234], 'second;': [160], 'P': [161, 169, 193], '&lt;0.001)': [162], '(53.0�8.7': [166], '59.0�8.8%;': [168], '&lt;0.001).': [170, 194], 'Multiple': [171], 'demonstrated': [174], 'averaged': [176, 200, 240], 'only': [180], 'independent': [181], 'among': [188, 209], 'covariates': [190], 'examined': [191], '(': [192], 'Using': [195], 'receiver-operating': [196], 'analysis,': [199], 'yielded': [202], 'greatest': [204], 'area': [205], 'under': [206], '(0.80)': [212], 'indicated': [215], 'be': [217], 'good': [219], 'dysfunction,': [224], '90.9%': [226], 'sensitivity': [227], '73.2%': [229], 'specificity': [230], '(cutoff': [231], 'value,': [232], '1.82': [233], 'second).': [235], 'Conclusions—': [236], 'Measurement': [237], 'useful': [243], 'predicting': [245], 'optimizing': [251], 'surgical': [252], 'timing': [253]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2014758887', 'counts_by_year': [{'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 3}, {'year': 2019, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 2}, {'year': 2016, 'cited_by_count': 4}, {'year': 2015, 'cited_by_count': 7}, {'year': 2014, 'cited_by_count': 5}, {'year': 2013, 'cited_by_count': 3}, {'year': 2012, 'cited_by_count': 8}], 'updated_date': '2025-01-06T01:09:20.819486', 'created_date': '2016-06-24'}
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