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Neurological findings at 1 year of age in infants who had undergone corrective or palliative cardiac surgery or controls (some infants had multiple neurological abnormalities)
| Corrective surgery (n=74) | Palliative surgery (n=16) | Controls (n=20) | |
| Overall abnormalities | 18 (24%) | 11 (69%) | 1 (5%) |
| Hypotonia | 5 (7%) | 7 (44%) | 0 |
| Hypertonia | 6 (8%) | 0 | 0 |
| Asymmetry | 8 (11%) | 2 (13%) | 1 (5%) |
| Strabismus | 6 (8%) | 2 (13%) | 0 |
| Cerebral palsy | 0 | 1 (6%) | 0 |
