Table 5.
Results from the multivariable general linear models evaluating the joint association of physical activity and screen time with total quality of life in adolescents in Boys and Girls.
| Variables | Boys (n = 6388) | Girls (n = 6253) |
|---|---|---|
| β (95% CI) | β (95% CI) | |
| Low PA–Low ST | Reference | Reference |
| Low PA–High ST | −8.029 (−10.355, −5.704) ** | −9.769 (−12.687, −6.850) ** |
| High PA–Low ST | 8.317 (7.299, 9.336) ** | 8.780 (7.824, 9.735) ** |
| High PA–High ST | 1.637 (0.001, 3.273) * | 2.043 (0.082,4.004) * |
| PA ≥ 30 min 0 days per week–Low ST | Reference | Reference |
| PA ≥ 30 min 1–2 days per week–Low ST | 4.258 (2.933, 5.584) ** | 4.536 (3.291, 5.780) ** |
| PA ≥ 30 min 3–4 days per week–Low ST | 8.690 (7.246, 10.134) ** | 9.144 (7.747, 10.541) ** |
| PA ≥ 30 min ≥ 5 days per week–Low ST | 13.144 (11.834, 14.453) ** | 13.130 (11.844, 14.416) ** |
| PA ≥ 30 min 0 days per week-High ST | −6.773 (−9.320, −4.226) ** | −6.801 (−9.831, −3.771) ** |
| PA ≥ 30 min 1–2 days per week-High ST | −1.843 (−4.132, 0.447) | −2.114 (−4.973, 0.746) |
| PA ≥ 30 min 3–4 days per week-High ST | 0.377 (−2.232, 2.985) | 3.699 (0.685, 6.713) * |
| PA ≥ 30 min ≥ 5 days per week-High ST | 5.951 (3.642, 8.261) ** | 3.184 (−0.073, 6.441) |
β (95% CI), Regression coefficients and 95% confidence intervals; PA, physical activity; ST, screen time, * p < 0.05, ** p < 0.01. The model was adjusted for age, place of residence, socioeconomic status (SES) and smoking.