| ADHD | Attention Deficit Hyperactivity Disorder |
| PA | Physical Activity |
| SL | Sleep |
| DM | Digital Media use |
| CPA | Children’s Physical Activity |
| CSL | Children’s Sleep |
| CDM | Children’s Digital Media use |
| PEA | Parental Educational Attainment |
| PTE | Parents with Tertiary Education |
| PWTE | Parents Without Tertiary Education |
| CHI | Children’s Hyperactivity Index |
| C19 | A change because of the COVID-19 pandemic |