Developmental outcome for infants above and below 1000 g at birth
| Subscale | <1000 g birth weight, n=34 Mean (95% CI) | >1000 g birth weight, n=71 Mean (95% CI) | p Value |
| Corrected age | 18.5 (16.7 to 20.2) | 17.3 (16.2 to 18.4) | 0.23 |
| Cognitive | 93.8 (89.3 to 98.3) | 92.7 (88.7 to 96.7) | 0.74 |
| Motor | 98.9 (95.2 to 102.5) | 96.4 (92.7 to 100.2) | 0.42 |
| Language | 94.2 (90.8 to 97.6) | 94.2 (90.8 to 97.6) | 0.46 |