Table 4.

Clinical and CMR parameters for predicting echocardiographic response

Predictors	AUC (95% CI)	Cut-off	Sensitivity	Specificity	PPV	NPV	Positive LR	Negative LR
Clinical predictors
QRSd reduction (ms)	0.707 (0.505–0.909)	24.5	0.850	0.643	0.872	0.600	2.381	0.233
Strauss LBBB	0.696 (0.550–0.843)	1	0.750	0.643	0.857	0.474	2.101	0.389
Baseline LVEDD (mm)	0.710 (0.545–0.875)	70.5	0.825	0.571	0.846	0.533	1.923	0.306
Stim-V6 RWPT (ms)	0.662 (0.492–0.832)	91.5	0.575	0.786	0.885	0.393	2.687	0.541
Capture of LBB	0.705 (0.570–0.840)	1	0.625	0.786	0.893	0.423	2.921	0.477
CMR predictors
Global LGE percentage (%)	0.857 (0.739–0.975)	1.77	0.700	0.929	0.966	0.520	9.859	0.323
Septal LGE percentage (%)	0.864 (0.751–0.978)	6.99	0.800	0.857	0.941	0.600	5.594	0.233
Lateral LGE percentage (%)	0.822 (0.686–0.958)	0.412	0.875	0.714	0.897	0.667	3.059	0.175

AUC, area under the curve; PPV, positive predictive value; NPV, negative predictive value; LR, likelihood ratio; other abbreviations as in Tables 1 and 2.