Table 2.
Meta-analytic changes in any type of screen time in hrs/day, stratified between adults and children.
| Population | n studies(k outcomes) | n participants | Pooled screen time change(95%CI) | p-value | I2 | Eggers's bias(p-value) | Trim and fill adjustment(95%CI; n studies trimmed) | |
|---|---|---|---|---|---|---|---|---|
| Total screen time | Adults | 13 (33) |
30,514 | 0·96 (0·70–1·22) |
<0·001 | 99·80 | 0·10 (1·00) |
NA |
| Adolescents | 8 (21) |
6495 | 0·91 (0·32–1·50) |
0·003 | 99·96 | −4·56 (0·80) |
NA | |
| Primary aged children | 11 (21) |
5566 | 1·39 (1·10–1·69) |
<0·001 | 99·76 | 3·24 (0·69) |
NA | |
| Young children | 7 (25) |
5991 | 0·59 (0·29–0·91) |
<0·001 | 99·91 | −32·17 (<0·001) |
0·70 (0·43–0·97; 4 studies) |
|
| Leisure screen time | Adults | 7 (15) |
22,921 | 0·72 (0·29–1·15) |
0·001 | 99·89 | −3·36 (0·84) |
NA |
| Adolescents | 3 (10) |
2102 | 0·48 (0·29–0·67) |
<0·001 | 98·14 | 11·02 (0·04) |
0·61 (0·31–0·90; 2 studies) |
|
| Primary aged children | 6 (10) |
2202 | 1·04 (0·77–1·30) |
<0·001 | 99·03 | 15·78 (<0·001) |
1·12 (0·70–1·54; 1 study) |
|
| Young children | 3 (8) |
1767 | 0·61 (0·40–0·82) |
<0·001 | 98·78 | NA | NA | |