Table 2

Baseline Measures of Other Known Prognostic Markers by Quartile of Left Atrial Functional Index Among 855 Participants With Coronary Heart Disease and Ejection Fraction ≥50%

Quartile I (0.5–29.2 U) (n = 214)Quartile II (29.3–40.8 U) (n = 214)Quartile III (40.8–53.4 U) (n = 214)Quartile IV (53.4–160 U) (n = 213)p Value
LV mass index, g/m2196 ± 56189 ± 51180 ± 50172 ± 48<0.001
LVEF, %61.663.865.466.7<0.001
LAVI, ml/m243.0 ± 13.532.6 ± 6.729.3 ± 6.823.8 ± 5.7<0.001
Diastolic dysfunction
 None41.663.162.667.6<0.001
 Impaired relaxation21.020.124.319.70.65
 Pseudonormal/restrictive16.88.47.05.2<0.001
PASP, mm Hg32.0 ± 8.429.8 ± 6.930.9 ± 9.828.2 ± 5.90.002
Inducible ischemia28.721.618.317.00.02
Log NT-proBNP, pg/ml5.9 ± 1.25.0 ± 1.24.8 ± 1.04.5 ± 1.1<0.001

Values are mean ± SD or %.

LAVI = left atrial volume index; LV = left ventricle; LVEF = left ventricular ejection fraction; PASP = pulmonary artery systolic pressure.