| Primary Heart Diagnosis | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Total | 136 | 123 | 119 | 107 | 106 | 83 | 45 | 53 | 34 | 33 |
| Coronary Artery Disease | - | 2 | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 2 |
| Cardiomyopathy | 10 | 11 | 5 | 8 | 9 | 12 | 5 | 8 | 5 | 5 |
| Congenital Heart Disease | 23 | 27 | 34 | 36 | 34 | 45 | 30 | 28 | 18 | 18 |
| Valvular Heart Disease | 1 | 1 | 1 | 3 | 2 | 1 | 1 | 2 | 1 | - |
| Other | 8 | 8 | 10 | 11 | 16 | 12 | 5 | 11 | 8 | 8 |
| Unknown | 94 | 74 | 66 | 47 | 43 | 10 | 1 | 1 | - | - |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Coronary Artery Disease | - | 1.6% | 2.5% | 1.9% | 1.9% | 3.6% | 6.7% | 5.7% | 5.9% | 6.1% |
| Cardiomyopathy | 7.4% | 8.9% | 4.2% | 7.5% | 8.5% | 14.5% | 11.1% | 15.1% | 14.7% | 15.2% |
| Congenital Heart Disease | 16.9% | 22.0% | 28.6% | 33.6% | 32.1% | 54.2% | 66.7% | 52.8% | 52.9% | 54.5% |
| Valvular Heart Disease | 0.7% | 0.8% | 0.8% | 2.8% | 1.9% | 1.2% | 2.2% | 3.8% | 2.9% | - |
| Other | 5.9% | 6.5% | 8.4% | 10.3% | 15.1% | 14.5% | 11.1% | 20.8% | 23.5% | 24.2% |
| Unknown | 69.1% | 60.2% | 55.5% | 43.9% | 40.6% | 12.0% | 2.2% | 1.9% | - | - |