Table 1.
Characteristics of incident atrial fibrillation patients by year of diagnosis
| 2000–2003 (N=1092) |
2004–2007 (N=1247) |
2008–2010 (N=1005) |
p value | |
|---|---|---|---|---|
| Age, years | 72.8 (14.5) | 72.7 (14.9) | 72.2 (14.6) | 0.61 |
| Male | 549 (50.3%) | 621 (49.8%) | 555 (55.2%) | 0.02 |
| Body mass index, kg/m2 | 29.1 (7.3) | 28.9 (7.0) | 29.9 (7.5) | <0.01 |
| Smoking status | 0.68 | |||
| Never | 532 (49.0%) | 597 (48.2%) | 459 (45.9%) | |
| Current | 113 (10.4%) | 124 (10.0%) | 108 (10.8%) | |
| Former | 441 (40.6%) | 518 (41.8%) | 432 (43.2%) | |
| Hypertension | 686 (63.1%) | 857 (69.6%) | 715 (71.7%) | <0.01 |
| Diabetes | 201 (18.5%) | 263 (21.4%) | 255 (25.6%) | <0.01 |
| Myocardial infarction | 148 (13.6%) | 150 (12.2%) | 123 (12.3%) | 0.55 |
| Heart failure | 261 (24.0%) | 239 (19.4%) | 186 (18.7%) | <0.01 |
| Cerebrovascular disease | 174 (16.0%) | 199 (16.2%) | 151 (15.1%) | 0.79 |
| Peripheral vascular disease | 78 (7.2%) | 96 (7.8%) | 88 (8.8%) | 0.37 |
| Chronic pulmonary disease | 212 (19.5%) | 177 (14.4%) | 119 (11.9%) | <0.01 |
| Renal disease | 74 (6.8%) | 67 (5.4%) | 71 (7.1%) | 0.22 |
| Liver disease | 11 (1.0%) | 22 (1.8%) | 15 (1.5%) | 0.29 |
| Dementia | 26 (2.4%) | 52 (4.2%) | 53 (5.3%) | <0.01 |
| Rheumatologic disease | 54 (5.0%) | 60 (4.9%) | 47 (4.7%) | 0.97 |
| Hemiplegia/paraplegia | 27 (2.5%) | 26 (2.1%) | 28 (2.8%) | 0.57 |
| Malignancy | 225 (20.7%) | 200 (16.2%) | 203 (20.4%) | 0.01 |
| Metastatic solid tumor | 47 (4.3%) | 52 (4.2%) | 52 (5.2%) | 0.48 |
| CHADS2 score | 1.8 (1.4) | 1.9 (1.4) | 1.9 (1.3) | 0.53 |
Values are N (%) for categorical variables and mean (SD) for continuous variables.