Neuropsychology outcomes at 12 months after randomisation
| Participant | Bayley cognitive score | FSIQ | VCI | VSI/PRI | WMI | PSI |
| Placebo arm | ||||||
| 1 | – | * | * | * | * | * |
| 2 | – | 79 | 95 | 79 | 75 | 71 |
| 3 | – | * | * | * | * | * |
| 4 | 110 | – | – | – | – | – |
| 5 | – | 89 | 99 | 88 | 83 | 94 |
| IVIG arm | ||||||
| 6 | – | * | * | * | * | * |
| 7 | – | 104 | 92 | 111 | 107 | 116 |
| 8 | – | 95 | 102 | 90 | 99 | 91 |
| 9 | – | 88 | 93 | 96 | 91 | 83 |
| 10 | 55 | – | – | – | – | – |
| 11 | – | 65 | 60 | 75 | 72 | – |
| 12 | – | * | * | * | * | * |
| 13 | – | 119 | 108 | 110 | 110 | 131 |
Key: green = normal neurodevelopmental score, yellow = mild impairment, red = severe impairment.
*Young person unable to complete full battery due to attention or behavioural needs
FSIQ, full-scale IQ; PRI, perceptual reasoning index; VCI, verbal comprehension index; VSI, visual spatial index; WMI, working memory index.