Table 2.
Association between WFH, sedentary behaviors, physical inactivity, and domestic physical activity during the COVID-19 pandemic
| Screen time > 8 h/day (OR and 95%CI) | Sitting time > 8 h/day (OR and 95%CI) | Physical inactivity (OR and 95%CI) | High domestic physical activity (OR and 95%CI) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model 1 | Does not perform WFH | 1 | 1 | 1 | 1 | |||||||
| Performs WFH | 5.53 (4.28,7.15) | 4.04 (3.24,5.04) | 0.65 (0.52,0.82) | 0.72 (0.59,0.87) | ||||||||
| AIC | 3200.4 | 3331.2 | 2906.7 | 3518.8 | ||||||||
| Model 2 | Does not perform WFH | 1 | 1 | 1 | 1 | |||||||
| Performs WFH | 4.19 (3.17,5.54) a | 2.98 (2.33,3.81) a | 0.93 (0.72,1.22)b | 1.14 (0.91,1.43)b | ||||||||
| AIC | 3109.2 | 3257.9 | 2839.6 | 3333.3 | ||||||||
| Model 3 | Does not perform WFH | 1 | 1 | 1 | 1 | |||||||
| Performs WFH | 3.12 (2.32,4.2) c | 2.68 (2.02,3.56) d | 0.99 (0.75,1.31)e | 1.29 (0.99,1.67) f | ||||||||
| AIC | 2716.1 | 2644.8 | 2579.5 | 2715.0 | ||||||||
WFH: work from home; OR: odds ratios; CI: confidence interval; AIC: Akaike information criterion
Model 1: unadjusted model
aModel 2: model 1 + age + schooling
bModel 2: model 1 + age + sex + schooling + income
cModel 3: model 1 + age + schooling + pre-COVID screen time
dModel 3: model 1 + age + schooling + pre-COVID sitting time
eModel 3: model 1 + age + sex + schooling + income + pre-COVID leisure-time physical activity
fModel 3: model 1 + age + sex + schooling + income + pre-COVID domestic physical activity
Values in bold indicate statistical significance