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Table 3 Biases for scar volume using PSIR-based imaging relative to MIR-based imaging. Results are presented as a percent of LV volume according to Bland-Altman analysis for different etiologies and thresholding techniques

From: Influence of phase correction of late gadolinium enhancement images on scar signal quantification in patients with ischemic and non-ischemic cardiomyopathy

Etiology

ICM

NICM

Thresholding technique

STRM

FWHM

STRM

 

2SD

3SD

5SD

FWHM

2SD

3SD

5SD

Bias

−3.27

−3.89

−4.87

+6.89

−9.71

−7.41

−4.08

  1. ICM ischemic cardiomyopathy; NICM non-ischemic cardiomyopathy; STRM signal threshold versus reference myocardium; FWHM full-width at half-maximum