Patterns of Screen Time From Ages 2 to 6-7 Years in South Brazil: A Prospective Study.

Background: Screen use has become nearly universal, especially in children. Therefore, it is important not only to comprehend its effects on health but also to understand its patterns of use. We aim to describe screen use patterns among children assessed at 2, 4, and 6-7 years, based on device, period of the day, and child/family characteristics.