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. 2016 Apr 28;11(4):e0153749. doi: 10.1371/journal.pone.0153749

Table 2. Examples of EchoInfer’s identification of data element and corresponding value structured output.

Data Elements Text Span for Information Extraction Output
AV mean Gradient …the mean gradient across the aortic valve is 25–30 mmhg. 27.5 mmhg
Aortic regurgitation …moderate-severe aortic regurgitation is present. moderate-severe