| Gene | ARV1 | DPM1 | MPDU1 | GPAA1 | PGAP1 | PGAP2 | PGAP3 | PIGA | PIGB | PIGG |
|---|---|---|---|---|---|---|---|---|---|---|
| (A) | ||||||||||
| Number of patients | 11 | 9 | 9 | 10 | 6 | 16 | 30 | 81 | 14 | 7 |
| Encephalopathy | 11 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 0 | 0 |
| Seizures | 11 | 8 | 8 | 7 | 1 | 6 | 17 | 76 | 14 | 6 |
| Delayed motor development | 5 | 7 | 7 | 0 | 3 | 8 | 28 | 61 | 0 | 3 |
| DD/ID | 8 | 7 | 9 | 10 | 3 | 13 | 28 | 70 | 13 | 5 |
| Hypotonia | 11 | 7 | 8 | 10 | 3 | 5 | 25 | 55 | 0 | 4 |
| Hypertonia/ spasticity | 8 | 0 | 1 | 4 | 1 | 0 | 0 | 4 | 1 | 0 |
| Dystonia | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 |
| Dyskinesia | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 8 | 0 | 0 |
| Dysphagia | 7 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Dysarthria | 5 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cerebellar atrophy | 3 | 3 | 4 | 9 | 0 | 0 | 3 | 19 | 0 | 0 |
| Cerebellar dysfunction | 3 | 1 | 1 | 8 | 0 | 0 | 0 | 1 | 0 | 4 |
| Nystagmus | 3 | 3 | 1 | 8 | 2 | 1 | 1 | 1 | 0 | 0 |
| Strabismus | 0 | 1 | 4 | 0 | 1 | 2 | 0 | 5 | 0 | 0 |
| Visual impairment | 8 | 5 | 2 | 0 | 2 | 0 | 0 | 17 | 8 | 0 |
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