Table 2.
Post-cardioversion instrumental data for the entire patients’ population and after it has been divided according to 1-month recurrence of AF
| Parameters | Total pts | SR (no. = 62) | AF (no. = 34) | p |
|---|---|---|---|---|
| HR (beat/min) | 84.7 ± 19.0 | 80.0 [71.0–99.3] | 82.0 [70.0–95.5] | 0.583 |
| LA stress (g/cm2) | 129.9 ± 22.4 | 124.8 ± 21.6 | 139.2 ± 21.2 | 0.002 |
| Systolic blood pressure (mmHg) | 132.9 ± 15.1 | 133.8 ± 15.3 | 131.3 ± 14.9 | 0.455 |
| Diastolic blood pressure (mmHg) | 81.6 ± 10.1 | 81.3 ± 10.1 | 82.1 ± 10.2 | 0.723 |
| Pulse pressure (mmHg) | 51.4 ± 11.4 | 52.6 ± 11.9 | 49.2 ± 10.4 | 0.191 |
| LV EDV (ml) | 98.8 ± 26.5 | 96.6 ± 26.3 | 102.3 ± 26.7 | 0.344 |
| LV EF (%) | 51.7 ± 6.8 | 52.3 ± 6.3 | 50.7 ± 7.5 | 0.275 |
| LAV min (ml) | 52.2 ± 16.7 | 49.9 ± 16.6 | 56.4 ± 16.3 | 0.067 |
| LAV max (ml) | 65 ± 18.1 | 65.5 ± 18.8 | 64.1 ± 17.0 | 0.383 |
| E/é | 9.3 ± 3.8 | 7.43 (6.26–10.32) | 10.27 (8.27–12.0) | 0.012 |
| e′ (cm/s) | 10.1 ± 2.6 | 10.19 ± 2.60 | 9.85 ± 2.71 | 0.547 |
| a′ (cm/s) | 4.0 (3.0–5.0) | 4.0 (3.0–6.0) | 4.0 (3.0–5.0) | 0.084 |
| LA strain (%) | 19.2 ± 6.6 | 19.3 (15.0–22.7) | 17.6 (13.9–21.5) | 0.408 |
| LV strain (%) | − 14.4 ± 4.1 | − 14.30 ± 3.91 | − 14.60 ± 4.36 | 0.408 |
| Conduit (%) | 76.4 (68.2–81.8) | 72.6 (62.0–76.4) | 84.6 (79.8–89.5) | < 0.001 |
| Reservoir (%) | 23.6 (18.2–31.8) | 27.4 (23.6–38.0) | 15.4 (10.5–20.2) | < 0.001 |
| LA EF (%) | 20.2 ± 9.7 | 22.6 (18.7–24.5) | 11.8 (9.5–16.0) | < 0.001 |
| E (cm/s) | 88.6 ± 25.5 | 83.9 ± 23.8 | 97.2 ± 25.7 | 0.014 |
| A (cm/s) | 31 (25.0–43.0) | 32.0 (25.3–41.0) | 30.5 (25.0–43.8) | 0.455 |
| E/A | 2.8 ± 1.2 | 2.4 [1.8–3.2] | 3.1 (1.9–4.3) | 0.063 |
| β (–) | 6.08 (6.02–6.22) | 6.05 (6.01–6.16) | 6.15 (6.07–6.25) | 0.012 |
| α (x 1012) | 8.9 (6.0–6.2) | 9.7 (4.1–5.3) | 4.4 (2.3–2.9) | 0.058 |
| LV (ml) capacitance30 | 108.2 ± 29.5 | 106.5 ± 29.5 | 111.2 ± 29.8 | 0.461 |
AF atrial fibrillation, BMI body mass index, EDV end–diastolic volume, EF ejection fraction, HR heart rate, LA left atrial, LA EF left atrial emptying fraction, LAV left atrial volume, LV left ventricle, Pts patients, SR sinus rhythm