Table 1.
Descriptive statistics for individuals with lone atrial fibrillation (LAF) in the Swedish population (1987–2009)
| Individuals diagnosed with LAF and with both parents living in Sweden sometime during 1987–2009 (n=16,160) | Individuals diagnosed with LAF and with at least one sibling living in Sweden sometime during 1987–2009 (n=20,373) | |||
|---|---|---|---|---|
| |
Recurrence |
No Recurrence |
Recurrence |
No Recurrence |
| N |
7,375 |
8,785 |
9,909 |
10,464 |
| AF parents |
26.9% |
21.6% |
|
|
| LAF parents |
2.7% |
2.5% |
|
|
| AF siblings |
|
|
11.6% |
7.7% |
| Men |
79.0% |
75.8% |
77.2% |
74.1% |
| Age at diagnosis of LAF, mean (SD) | 48.3 (10.1) | 46.3 (11.1) | 50.5 (9.0) | 48.6 (10.7) |