Rates of rare pathogenic CNVs identified in infants born very preterm and their parents and compared with UK Biobank
| Group | Total N | N (%) with rare pathogenic CNVs |
| Very preterm infants | 488 | 21 (4.3) |
| Mothers | 488 | 13 (2.7) |
| Fathers | 488 | 10 (2.0) |
| UK Biobank | 381 425 | 8590 (2.3) |