Characteristics of the participants
| Characteristics | n | % |
| Gender | ||
| Male | 317 | 50.3 |
| Female | 313 | 49.7 |
| Age (years) | ||
| 3–4 | 99 | 15.7 |
| 5–10 | 531 | 84.3 |
| School type | ||
| Institutional | 468 | 74.3 |
| Public | 162 | 25.7 |
| Class | ||
| Preschool | 261 | 41.4 |
| Basic level | 369 | 58.6 |
| Mode of teaching | ||
| Fully online | 5 | 0.8 |
| Fully classroom | 606 | 96.2 |
| Partial online partial classroom | 19 | 3.0 |
| Family type | ||
| Single father/mother | 11 | 1.7 |
| Nuclear | 413 | 65.6 |
| Joint | 2 | 0.3 |
| Extended | 204 | 32.4 |
| Socioeconomic status of family | ||
| Upper lower | 147 | 23.3 |
| Lower middle | 296 | 47.0 |
| Upper middle | 179 | 28.4 |
| Upper class | 8 | 1.3 |
| Type of digital devices families have (multiple answers) | ||
| Laptop | 100 | 15.9 |
| Tablet/iPad | 56 | 8.9 |
| Smartphone | 604 | 95.9 |
| Video game console | 4 | 0.6 |
| Television | 464 | 73.7 |
| Desktop computer | 17 | 2.7 |
| Children have their own digital device | ||
| Before the start of the COVID-19 pandemic | 16 | 2.5 |
| During the COVID-19 pandemic | 62 | 9.8 |
| Purpose (multiple answers) | ||
| Playing games | 562 | 89.0 |
| Online class/study | 176 | 27.9 |
| YouTube/TikTok | 116 | 18.4 |