Table 2 Univariate and multivariate analysis predicting a significant coronary flow increase.

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

 

Univariate logistic regression

Multivariate logistic regression

OR

95% CI

P-value

OR

95% CI

P-value

FFR

1.00E−05

7.24E−10

–

0.016

 < 0.001

1.68E−05

7.32E−11

–

0.232

0.022

CFR

0.626

0.366

–

0.098

0.041

     

CFVR

0.278

0.076

–

0.080

0.016

     

IMR

1.016

0.981

–

1.059

0.383

     

Hyperemic Tmn

9.758

1.470

–

129.009

0.015

     

hDPV

0.951

0.914

–

0.981

 < 0.001

0.961

0.919

–

0.997

0.031

hDMV

0.948

0.909

–

0.989

0.004

     

QCA RD

3.940

1.573

–

12.871

0.002

2.667

0.998

–

8.819

0.051

QCA %stenosis

1.044

0.993

–

1.103

0.092

     
  1. CFR coronary flow reserve, CFVR coronary flow velocity reserve, FFR fractional flow reserve, hDMV hyperemic diastolic mean velocity, hDPV hyperemic diastolic peak velocity, IMR index of microcirculatory resistance, %stenosis percent diameter stenosis, QCA quantitative coronary angiography, RD reference lumen diameter, Tmn transit time.
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