. 2021 Jun 8;8:661673. doi: 10.3389/fcvm.2021.661673

Table 4.

Correlation between SCD risk factors and global T1 mapping parameters.

Major risk factor	Global native T1		Global ECV
	r or r_s	P value	r or r_s	P-value
2014 ESC guidelines major risk factors
Maximal LVWT	0.180	0.010^*	0.163	0.020^*
LA diameter	0.202	0.004^*	0.219	0.002^*
LVOT gradient pressure	−0.002	0.980	−0.151	0.032^*
SCD family history	0.084	0.236	0.107	0.128
NSVT	0.212	0.002^*	0.200	0.004^*
Unexplained syncope	−0.026	0.714	0.047	0.507
Age	0.021	0.767	−0.123	0.081
Enhanced ACC/AHA guidelines major risk factors
Maximal LVWT ≥30 mm	0.147	0.037^*	0.205	0.003^*
LGE/LV mass ≥15%	0.538	<0.001^*	0.608	<0.001^*
End-stage systolic dysfunction	0.248	<0.001^*	0.293	<0.001^*
LV apical aneurysm	0.051	0.466	0.135	0.055

ECV, extracellular volume fraction; r, Pearson correlation coefficient; r_s, Spearman correlation coefficient; ESC, European Society of Cardiology; LVWT, left ventricular wall thickness; LV, left ventricular; LA, left atrium; LVOT, left ventricular outflow tract; SCD, sudden cardiac death; NSVT, non-sustained ventricular tachycardia; ACC/AHA, American College of Cardiology/American Heart Association; LGE, late gadolinium enhancement.

With statistically significant difference.