A prospective evaluation of cardiovascular magnetic resonance measures of dyssynchrony in the prediction of response to cardiac resynchronization therapy

Table 2 Receiver-operating characteristic analysis of the CMR-derived predictors assessed using the novel framework

	AUC	Cut-off	Sensitivity	Specificity
Volume change SDI	0.85	9.75%	0.85	0.82
Thickening SDI (>0.5 mm)	0.75	15.8%	0.65	0.79
Radial strain SDI	0.59	22.2%	0.95	0.29
Longitudinal strain SDI	0.59	20.7%	0.83	0.40
Circumferential strain SDI	0.6	8.9%	0.60	0.62
Combined strain SDI	0.58	5.6%	0.80	0.46

Abbreviations: AUC area under the curve, SDI systolic dyssynchrony index.
The area under the curve (AUC) statistic, optimal cut-off values, sensitivities and specificities for each method to predict reverse remodeling (RR) is shown.

ISSN: 1532-429X