Table 3 Area under the ROC curve (AUC) of five stroke predictor variables.

From: Intensity of Left Atrial Spontaneous Echo Contrast as a Correlate for Stroke Risk Stratification in Patients with Nonvalvular Atrial Fibrillation

Predictor variables

AUC (mean ± SE)

p

95% CI

VI value

0.844 ± 0.041

0.000

0.764–0.924

Graded LASEC

0.754 ± 0.065*

0.000

0.627–0.881

CHA2DS2–Vasc

0.720 ± 0.065#

0.001

0.592–0.848

Qualitative LASEC

0.692 ± 0.060*

0.005

0.574–0.810

CHADS2

0.668 ± 0.073#

0.014

0.525–0.811

Left Atrial Thrombus

0.648 ± 0.074*

0.030

0.502–0.794

  1. *p < 0.01 vs. VI value, #p < 0.05 vs. VI value.
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