Table 2.

Differences between different-threshold and FWHM methods

	LGEDL				LGEO
		t	p			t	p
2SD Parea vs. 3SD Parea	41.32 ± 12.78 vs. 39.83 ± 16.58	1.454	>0.05		32.81 ± 12.59 vs. 31.41 ± 16.07	1.808	>0.05
2SD Parea vs. 4SD Parea	41.32 ± 12.78 vs. 30.57 ± 15.25	8.390	< 0.05		32.81 ± 12.59 vs. 23.96 ± 12.79	7.644	< 0.05
2SD Parea vs. 5SD Parea	41.32 ± 12.78 vs. 28.53 ± 12.92	12.072	< 0.05		32.81 ± 12.59 vs. 19.98 ± 12.73	11.836	< 0.05
2SD Parea vs. FWHM Parea	41.32 ± 12.78 vs. 17.25 ± 11.22	10.567	< 0.05		32.81 ± 12.59 vs. 17.18 ± 11.12	7.375	< 0.05
3SD Parea vs. 4SD Parea	39.83 ± 16.58 vs. 30.57 ± 15.25	10.342	< 0.05		31.41 ± 16.07 vs. 23.96 ± 12.79	7.468	< 0.05
3SD Parea vs. 5SD Parea	39.83 ± 16.58 vs. 28.53 ± 12.92	10.963	< 0.05		31.41 ± 16.07 vs. 19.98 ± 12.73	14.059	< 0.05
3SD Parea vs. FWHM Parea	39.83 ± 16.58 vs. 17.25 ± 11.22	8.878	< 0.05		31.41 ± 16.07 vs. 17.18 ± 11.12	5.695	< 0.05
4SD Parea vs. 5SD Parea	30.57 ± 15.25 vs. 28.53 ± 12.92	2.142	< 0.05		23.96 ± 12.79 vs. 19.98 ± 12.73	5.474	< 0.05
4SD Parea vs. FWHM Parea	30.57 ± 15.25 vs. 17.25 ± 11.22	5.733	< 0.05		23.96 ± 12.79 vs. 17.18 ± 11.12	3.048	< 0.05
5SD Parea vs. FWHM Parea	28.53 ± 12.92 vs. 17.25 ± 11.22	4.964	< 0.05		19.98 ± 12.73 vs. 17.18 ± 11.12	1.314	>0.05

Note: LGE_DL, deep learning-based reconstruction late gadolinium enhancement; LGE_O, conventionally constructed late gadolinium enhancement; P_area, percentage of myocardial enhancement area; FWHM, full width at half maximum