Version July 2025
| Stance | 0 | Standing and sitting balance normal for age |
| 1 | Mildly unstable standing for age, slightly wide based | |
| 2 | Unable to stand without support but can sit without support | |
| 3 | Unable to sit without using hands to prop or other support | |
| Gait | 0 | Walking normal for age |
| 1 | Mildly wide-based gait for age, but able to walk indoors and outdoors independently | |
| 2 | Walks only or predominantly with support from person or equipment | |
| 3 | Unable to walk even with support from person or equipment | |
| Arm/hand function | 0 | Normal for age |
| 1 | Mild, infrequent tremor or jerkiness without functional impairment | |
| 2 | Fine motor function persistently impaired for age, but less precise manipulative tasks normal or almost normal | |
| 3 | Major difficulties in all age-appropriate fine motor and manipulative tasks | |
| Opsoclonus | 0 | None |
| 1 | Rare or only when elicited by change in fixation or squeeze test | |
| 2 | Frequent, interferes intermittently with fixation or tracking | |
| 3 | Persistent, interfering continuously with function and tracking | |
| Mood/behavior | 0 | Normal |
| 1 | Mild increase in irritability but consolable and/or mild sleep disturbances | |
| 2 | Irritability and sleep disturbances interfering with child and family life | |
| 3 | Persistent severe distress | |
| Speech | 0 | Normal for age, no loss |
| 1 | Mildly unclear, plateaued in development | |
| 2 | Loss of some words or some grammatical constructs (ie, from sentences to phrases) but still communicates verbally | |
| 3 | Severe loss of verbal communication and speech |
