Table 1

Baseline Characteristics

No AF (n = 477)AF (n = 61)p Value
Age, yrs65 (43–87)80 (69–91)<0.001
Female43.250.80.32
Height, cm168.00 ± 10.00167.00 ± 9.000.22
Weight, kg79.00 ± 17.0075.00 ± 18.000.03
BSA, kg/m21.92 ± 0.201.85 ± 0.300.03
SBP, mm Hg133.00 ± 14.00132.00 ± 14.000.32
DBP, mm Hg74.00 ± 8.8070.50 ± 8.500.003
Heart rate, beats/min69.20 ± 12.3069.60 ± 11.200.899
Hypertension68.082.00.04
Heart failure1.513.1<0.001
Myocardial infarction11.318.00.192
CHARGE-AF4.0 (1.3–11.0)14.0 (9.8–25.7)<0.001
CHA2DS2-VASc4.30 ± 1.475.60 ± 1.30<0.001
ƐR, %32.70 ± 8.4021.30 ± 7.50<0.001
ƐCt, %15.30 ± 4.409.60 ± 4.20<0.001
ƐCd, %17.40 ± 6.8011.69 ± 4.80<0.001
LA volume, ml/m233.87 ± 11.1040.92 ± 15.30<0.001
Average e′7.50 ± 2.506.20 ± 1.90<0.001
E/e′10.30 ± 4.8013.30 ± 6.30<0.001

Values are median (interquartile range), %, or mean ± SD.

AF = atrial fibrillation; BSA = body surface area; CHA2DS2-VASc = congestive heart failure, hypertension, age ≥75 years, diabetes mellitus, prior stroke or transient ischemic attack or thromboembolism, vascular disease, age 65 to 74 years, sex category; CHARGE-AF = Cohorts for Heart and Aging Research in Genomic Epidemiology Atrial Fibrillation; DBP = diastolic blood pressure; e′ = mitral annular early diastolic velocity; E/e′ = mitral inflow velocity and mitral annular early diastolic velocity ratio; ƐCd = conduit strain; ƐCt = contractile strain; ƐR = reservoir strain; LA = left atrium; SBP = systolic blood pressure.