Table 1.
Baseline characteristics by the presence of AF.
| All (n=539) | Sinus rhythm (n=487, 90.4%) | Atrial fibrillation (n=52, 9.6%) | P* | |
|---|---|---|---|---|
| Age (years) | 46±13 | 46 ±13 | 50±12 | .03 |
| Male sex (%) | 73 | 72 | 87 | .02 |
| Weight (kg) | 76±14 | 75±14 | 79±14 | .06 |
| Height (cm) | 171±9 | 171±9 | 173±10 | .12 |
| BSA (cm2) | 1.87±0.2 | 1.87±0.2 | 1.93±0.19 | .04 |
| BMI (kg/m2) | 26 ± 4 | 26 ± 4 | 27 ± 4 | .15 |
| Heart Failure duration (months) | 13±25 | 12±24 | 16±29 | .3 |
| Charlson score | 0.4±0.8 | 0.4±0.8 | 0.5±0.8 | .52 |
| History of diabetes (%) | 9 | 9 | 12 | .5 |
| History of mild hypertension (%) | 23 | 23 | 25 | .8 |
| Heart Rate (bpm) | 78±15 | 78±15 | 79±15 | .56 |
| NYHA III–IV(%) | 25 | 24 | 27 | .7 |
| LBBB (%) | 34 | 35 | 20 | .03 |
| Indexed LA diameter (mm/m2) | 21±4 | 21±4 | 22±5 | .08 |
| Indexed LA area (cm2/m2) | 14±4 | 14±4 | 16±4 | <.001 |
| LVEF (%) | 30±9 | 30±9 | 33±9 | .1 |
| LVESDI (mm/m2) | 31±6 | 31±6 | 27±5 | <.001 |
| LVEDDI (mm/m2) | 36±5 | 37±5 | 33±4 | <.001 |
| LVESVI (ml/m2) | 75±35 | 77±35 | 59±25 | <.001 |
| LVEDVI (ml/m2) | 105±38 | 107±39 | 84±28 | .001 |
| MR (grade II–IV) (%) | 39 | 39 | 37 | .7 |
| Restrictive LV filling pattern (%) | 29 | 28 | 36 | .4 |
*P-value: difference between patients in atrial fibrillation and sinus rhythm.
BMI=Body Mass Index; BSA=Body Surface Area; LA=Left Atrium; LBBB=Left Bundle Branch Block; LV=Left Ventricular; LVEF=Left Ventricular Ejection Fraction; LVEDDI=Indexed Left Ventricular End Diastolic Diameter; LVESDI=Indexed Left Ventricular End Systolic Diameter; LVEDVI=Indexed Left Ventricular End Diastolic Volume; LVESVI=Indexed Left Ventricular End Systolic Volume; MR=Mitral Regurgitation; NYHA=New York Heart Association Class.