AF (N=220) | No AF (N=1735) | Total (N=1955) | |
---|---|---|---|
Male, n(%) | 137 (62.3) | 901 (51.9) | 1038 (53.1) |
Age, in years, median (25th, 75th percentile) | 73.0 (64.0, 80.0) | 62.0 (47.0, 72.0) | 63.0 (49.0, 73.0) |
Baseline risk factors, n(%) | |||
• Heart failure | 20 (9.1) | 59 (3.4) | 79 (4.0) |
• Hypertension | 110 (50.0) | 390 (22.5) | 500 (25.6) |
• Diabetes mellitus | 35 (15.9) | 202 (11.6) | 237 (12.1) |
• Stroke or systemic embolism | 24 (10.9) | 86 (5.0) | 110 (5.6) |
• Vascular disease | 64 (29.1) | 263 (15.2) | 327 (16.7) |
CHADS2VASc score, mean (SD) | 2.8 (1.6) | 1.7 (1.4) | 1.8 (1.5) |
APACHE score, mean (SD) | 20.7 (7.0) | 14.4 (7.2) | 15.1 (7.4) |
AF = atrial fibrillation; APACHE = Acute Physiology and Chronic Health Evaluation II score; SD = standard deviation