Concurrent studies | Current interview study | Total | |
---|---|---|---|
Participated | Declined | ||
CHD, Congenital heart disease; EEG, electroencephalogram. | |||
Genetic aetiology of CHD | 25 | 2 | 27 |
EEG/long term development | 28 | 2 | 30 |
New anaesthetic | 11 | 5 | 16 |
Anti-hypertensive | 1 | 2 | 3 |
Phosphodiesterase inhibitor | 3 | 0 | 3 |
Total | 68 | 11 | 79 |