Mitral early-diastolic inflow peak velocity (E)-to-left atrial strain ratio as a novel index for predicting elevated left ventricular filling pressures in patients with preserved left ventricular ejection fraction

Table 2 Multivariate regression analysis to identify predictors of elevated LVEDP

Model	Variables	Univariate analysis		Multivariate analysis		C-statistic
Model	Variables	OR (95% CI)	P	OR (95% CI)	P	C-statistic
1	LASr	0.817 (0.730,0.915)	< 0.001	0.766 (0.655,0.896)	0.001	0.934
	Age	0.982 (0.926,1.042)	0.555	0.885 (0.781,1.004)	0.058
	Mitral A	1.032 (1.000,1.065)	0.053	1.059 (0.997,1.124)	0.063
	E/e’_mean ratio	1.236 (0.971,1.572)	0.085	1.093 (0.799,1.496)	0.577
	β-Blockers	0.317 (0.091,1.106)	0.072	0.120 (0.015,0.962)	0.046
2	E/LASr	21.516 (3.527,131.264)	0.001	85.720 (4.533,1621.029)	0.003	0.946
	Age	0.982 (0.926,1.042)	0.555	0.926 (0.826,1.038)	0.185
	Mitral A	1.032 (1.000,1.065)	0.053	1.076 (0.999,1.159)	0.052
	E/e’_mean ratio	1.236 (0.971,1.572)	0.085	0.798 (0.547,1.165)	0.243
	β-Blockers	0.317 (0.091,1.106)	0.072	0.069 (0.007,0.706)	0.024

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