Table 4.

Univariable and multivariable logistic regression analysis of determinants associated with MAD presence in the study population.

Variables	Univariable analysis			Multivariable analysis (Model 1: MVP presence)			Multivariable analysis (Model 2: MVP extent)
	OR	95% CI	p value	OR	95% CI	p value	OR	95% CI	p value
Age, years	0.99	0.98; 1.00	0.04	0.99	0.97; 1.00	0.02	0.99	0.97; 1.00	0.02
Female	1.19	0.81; 1.74	0.37
Palpitations	1.13	0.57; 2.26	0.72
VEBs ≥10,000 per day	2.58	0.50; 13.24	0.26
NSVT	0.47	0.17; 1.30	0.15
Atrial fibrillation	0.74	0.37; 1.48	0.39
LV end diastolic volume, mL	0.99	0.99; 1.00	0.004	1.00	0.99; 1.00	0.12	1.00	0.99; 1.00	0.14
LV mass, grams	0.99	0.99; 1.00	0.005	1.00	0.99; 1.00	0.44	1.00	0.99; 1.00	0.48
LV ejection fraction, %	1.03	1.01; 1.05	<0.001	1.02	0.99; 1.04	0.19	1.02	0.99; 1.04	0.20
Left atrial volume, mL	0.99	0.99; 1.00	0.14
T1-mapping, msec	1.00	0.99; 1.00	0.10
T2-mapping, msec	0.95	0.89; 1.01	0.10
LGE, presence	0.72	0.48; 1.07	0.10
LGE: number of segments	0.89	0.80; 0.99	0.03	1.04	0.91; 1.19	0.59	1.04	0.90; 1.20	0.57
MVP, presence	10.3	3.08; 34.65	<0.001	9.70	2.85; 33.00	<0.001	-	-	-
MVP extent, mm	2.45	1.55; 3.87	<0.001	-	-	-	2.37	1.49; 3.75	<0.001
Mitral regurgitation ≥mild	0.57	0.21; 1.56	0.27
Mitral annulus, systole, mm	1.00	0.97; 1.04	0.82
Mitral annulus, diastole, mm	0.97	0.93; 1.00	0.11
Ischemic heart disease	0.61	0.37; 0.99	0.05	0.80	0.42; 1.51	0.49	0.79	0.42; 1.50	0.47
HNDCM/dilated cardiomyopathy	0.50	0.24; 1.03	0.06
Myocarditis	1.13	0.58; 2.18	0.72
HCM and phenocopies	0.61	0.23; 1.57	0.30
Arrhythmogenic cardiomyopathy	1.42	0.31; 6.43	0.65
Congenital heart disease	1.06	0.07; 17.07	0.97

CI confidence interval, HCM hypertrophic cardiomyopathy, HNDCM hypokinetic non-dilated cardiomyopathy, LGE late gadolinium enhancement, LV left ventricle, MAD mitral annulus disjunction, MVP mitral valve prolapse, NSVT non-sustained ventricular tachycardia, OR odds ratio, VEB ventricular ectopic beat.

Bold numbers indicate statistically significant results.