Related factors for screen time increase of preschoolers during COVID-19 lockdown by a multivariable model adjusting for covariates
| Variables | β | SE | Wals | P value | aOR (95% CI) |
| Age | 0.23 | 0.08 | 7.44 | 0.006 | 1.26 (1.07 to 1.48) |
| Annual household income | 0.16 | 0.07 | 6.23 | 0.013 | 1.18 (1.04 to 1.34) |
| Decrease of MVPA | 0.34 | 0.08 | 17.15 | 0.000 | 1.41 (1.20 to 1.66) |
Adjusted for: age, annual household income, decrease of MVPA, male, being a single child, maternal age, parental age, mother’s education level, father’s education level, marital status, maternal work status, caregivers, reduced maternal parenting time, reduced parental parenting time, living environment and living space class.
aOR, adjusted OR; MVPA, moderate-vigorous physical activity.