| BSID-III | Bayley Scales of Infant and Toddler Development, Third Edition |
| CES | Clinical Exome Sequencing |
| CNV | Copy Number Variant |
| CP | Cerebral Palsy |
| EEG | Electroencephalography |
| ES | Exome Sequencing |
| GDD | Global Developmental Delay |
| GS | Genomic sequencing |
| HEAL | High-Dose Erythropoietin for Asphyxia and Encephalopathy (clinical trial) |
| HIE | Hypoxic–Ischaemic Encephalopathy |
| MRI | Magnetic Resonance Imaging |
| NA | Not Applicable |
| NE | Neonatal Encephalopathy |
| NESHIE | Neonatal Encephalopathy Suspected due to Hypoxic–Ischaemic Encephalopathy |
| NDI | Neurodevelopmental Impairment |
| NGS | Next-Generation Sequencing |
| NICU | Neonatal Intensive Care Unit |
| NOS | Newcastle–Ottawa Scale |
| NR | Not Reported |
| P/LP | Pathogenic/Likely Pathogenic |
| PICO | Population, Intervention, Comparator, Outcome |
| PRISMA | Preferred Reporting Items for Systematic Reviews and Meta-Analyses |
| PROSPERO | International Prospective Register of Systematic Reviews |
| SNP | Single Nucleotide Polymorphism |
| VUS | Variant of Uncertain Significance |
| WES | Whole-Exome Sequencing |
| WGS | Whole-Genome Sequencing |