Table 2A.
Baseline clinical characteristics of study participants stratified by iLAEAT.
| Variables | Lowest iLAEAT tertile (n = 92) (0–0.51) | Intermediate iLAEAT tertile (n = 91) (0.52–0.94) | Highest iLAEAT tertile (n = 91) (0.95–2.83) | P-value |
|---|---|---|---|---|
| Mean iLAEAT | 0.31 ± 0.14 | 0.72 ± 0.13 | 1.42 ± 0.42 | – |
| Age, years | 60 ± 10 | 60 ± 11 | 63 ± 9 | 0.04 |
| Female sex | 56 (61) | 40 (44) | 42 (46) | 0.04 |
| Systolic BP, mmHg | 127 ± 20 | 127 ± 16 | 132 ± 19 | 0.09 |
| BMI, kg/m2 | 32 ± 12 | 32 ± 6 | 32 ± 6 | 0.96 |
| Current smoker | 35 (38) | 32 (35) | 40 (70) | 0.3 |
| Persistent AF | 13 (14) | 32 (35) | 40 (44) | < 0.01 |
| CHA2DS2VASC score | 2 ± 1.4 | 2 ± 1.5 | 2.6 ± 1.5 | < 0.01 |
| Prior antiarrhythmic drugs | 80 (87) | 80 (88) | 79 (87) | 0.97 |
| Hypertension | 56 (36) | 64 (70) | 75 (82) | < 0.01 |
| Diabetes | 18 (20) | 12 (13) | 26 (29) | 0.03 |
| Heart Failure | 6 (7) | 10 (11) | 17 (19) | 0.04 |
| CAD | 18 (20) | 15 (17) | 29 (32) | 0.03 |
| Obstructive sleep apnea | 34 (37) | 37 (41) | 37 (41) | 0.84 |
| Stroke/TIA | 6 (7) | 5 (5) | 7 (8) | 0.84 |
| PAD | 12 (13) | 10 (11) | 8 (9) | 0.64 |
| Late AF recurrence | 24 (26) | 36 (40) | 49 (54) | < 0.01 |
Continuous variables are presented as mean ± standard deviation and categorical variables are presented as n (%). AF, Atrial Fibrillation; BMI, Body Mass Index; BP, Blood Pressure; CV, Cardioversion; CAD, Coronary Artery Disease; PAD, Peripheral Arterial Disease; TIA, Transient Ischemic Attack.