Comparison between paired Bayley Scales of Infant Development, Third Edition assessments in the same infants
| First assessment, n=56 Mean (95% CI) | Second assessment, n=56 (Mean 95% CI) | p Value | |
| Corrected age (months) | 10.4 (10.0 to 10.8) | 19.0 (18.6 to 19.4) | |
| Cognitive | 95.9 (92.6 to 99.1) | 91.8 (87.4 to 96.3) | 0.11 |
| Motor | 94.7 (90.8 to 98.7) | 97.5 (93.7 to 101.2) | 0.33 |
| Language | 104.3 (101.5 to 107.0) | 91.7 (88.3 to 95.0) | <0.001 |