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. 2023 Feb;44(2):212–217. doi: 10.3174/ajnr.A7758

Table 3:

Neurocognitive phenotypes

Phenotypea No.
Developmental/intellectual delay 16/19 (84%)
Speech delay 17/19 (89%)
Autism spectrum disorder or features 16/19 (84%)
Unusually strong long-term memory 14/17 (82%)
Motor delay 15/19 (79%)
Oromotor dysfunction 16/19 (84%)
Hypotonia 18/19 (95%)
Seizures, infantile spasms 12/19 (63%)
a

Each row in column 1 has incomplete data.