Fig. 1

Associations of daily reported time spent on social media with various health outcomes. Models A and B were adjusted for gender, high school program, origin, and family finances. Model B was additionally adjusted for physical activity, regular meals, and alcohol and tobacco consumption. The reference category (0–1 h) is represented in the figure by the red reference line. Associations were considered statistically significant if the 95% confidence intervals did not overlap 1 (the reference category).