Cardiovascular Ultrasound

Table 3 Univariate and multivariate logistic regression analysis to differentiate lone AF from healthy controls

From: Clinical implication of disturbed left atrial phasic functions in the heterogeneous population associated with hypertension or atrial fibrillation

Variable	Univariate Analysis			Multivariate Analysis
Variable	OR	95% CI	P	OR	95% CI	P
Age	0.967	0.911–1.027	0.273
Female gender	0.635	0.212–1.902	0.417
Heart rate	0.941	0.884–1.001	0.056
LVEF	0.980	0.837–1.147	0.800
LVMI	0.921	0.847–1.001	0.053
E/e’ ratio	1.386	1.048–1.832	0.022	1.372	0.960–1.960	0.083
LAVI	1.016	0.926–1.114	0.743
PALS_pump	0.801	0.672–0.954	0.013	0.701	0.418–1.173	0.176
PALS_res	0.836	0.740–0.945	0.004	1.189	0.838–1.689	0.333
PALS_cond	0.870	0.764–0.990	0.034	1.160	0.808–1.665	0.422
PALSR_pump	0.267	0.090–0.786	0.017	2.718	0.160–46.264	0.489
PALSR_res	0.052	0.005–0.505	0.011	2.957	0.032–276.719	0.640
PALSR_cond	0.028	0.003–0.250	0.001	0.006	0.000–0.581	0.028
TpS_pump-SD%	2.310	1.203–4.436	0.012	2.294	1.228–4.285	0.009
TpS_res-SD%	1.653	1.082–2.524	0.020	1.345	0.927–1.954	0.119
TpSR_pump-SD%	1.368	0.723–2.589	0.335
TpSR_res-SD%	1.000	0.745–1.340	0.997
TpSR_cond-SD%	1.241	0.784–1.964	0.357

AF Atrial fibrillation, CI Confidence interval, cond Atrial conduit phase, LAVI Left atrial volume index, LVEF Left ventricular ejection fraction, LVMI Left ventricular mass index, OR Odds ratio, PALS Peak atrial longitudinal strain, PALSR Peak atrial longitudinal strain rate, pump Atrial pump phase, res Atrial reservoir phase, TpS-SD% The standard deviation of time to peak atrial longitudinal strain corrected by RR interval, TpSR-SD% The standard deviation of time to peak atrial longitudinal strain rate corrected by RR interval

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