Table 4 Prediction model for a significant coronary flow increase.

From: Preprocedural transthoracic Doppler echocardiography to identify stenosis associated with increased coronary flow after revascularisation

 

C-statistics

P-value

IDI

P-value2

NRI

P-value3

FFR

0.728

–

Reference

–

Reference

–

FFR + hDPV

0.830

0.096

0.119

0.009

0.560

0.033

  1. IDI integrated discrimination improvement, FFR fractional flow reserve, hDPV hyperemic diastolic peak velocity, NRI net reclassification improvement.
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