Outcome of pregnancies with prenatally diagnosed congenital heart disease over twenty-one year follow-up
| Year | N | Heart anomaly | Early termination | Intrauterine | Born alive | |||
| N | % | death | N | Alive | % | |||
| 1986 | 287 | 8 | 5 | 62.5 | 1 | 2 | 1 | 50.0 |
| 1987 | 378 | 14 | 8 | 57.1 | 2 | 4 | 1 | 25.0 |
| 1988 | 425 | 24 | 16 | 66.7 | 3 | 5 | 1 | 20.0 |
| 1989 | 445 | 28 | 18 | 64.3 | 1 | 9 | 3 | 33.3 |
| 1990 | 456 | 32 | 21 | 65.6 | 4 | 7 | 2 | 28.6 |
| 1991 | 319 | 21 | 16 | 76.2 | 1 | 4 | 2 | 50.0 |
| 1992 | 383 | 52 | 30 | 57.7 | 4 | 18 | 6 | 33.3 |
| 1993 | 345 | 47 | 28 | 59.6 | 1 | 18 | 9 | 50.0 |
| 1994 | 387 | 45 | 18 | 40.0 | 1 | 26 | 10 | 38.5 |
| 1995 | 447 | 60 | 42 | 70.0 | 3 | 15 | 6 | 40.0 |
| 1996 | 458 | 70 | 46 | 65.7 | 4 | 20 | 13 | 65.0 |
| 1997 | 423 | 75 | 46 | 61.3 | 5 | 24 | 18 | 75.0 |
| 1998 | 437 | 85 | 51 | 60.0 | 3 | 31 | 27 | 87.1 |
| 1999 | 496 | 97 | 66 | 68.0 | 2 | 29 | 22 | 75.9 |
| 2000 | 586 | 94 | 53 | 56.4 | 2 | 39 | 30 | 76.9 |
| 2001 | 526 | 118 | 64 | 54.2 | 9 | 45 | 31 | 68.9 |
| 2002 | 454 | 141 | 74 | 52.5 | 5 | 62 | 50 | 80.6 |
| 2003 | 525 | 151 | 91 | 60.3 | 2 | 58 | 50 | 86.2 |
| 2004 | 578 | 155 | 81 | 52.3 | 1 | 73 | 68 | 93.2 |
| 2005 | 552 | 135 | 80 | 59.3 | 4 | 51 | 49 | 96.1 |
| 2006 | 568 | 152 | 65 | 42.8 | 1 | 86 | 80 | 93.0 |
| Total | 9475 | 1604 | 919 | 57.3 | 59 | 626 | 479 | 76.5 |