Table 4.
Differences in stress levels based on screen dependence (number of individuals rating screen usage as high [Nhigh] vs number of individuals rating screen usage as low [Nlow]).
| Dependence | Screen usage | Emotional | Perceptual | Illness | Life dissatisfaction | ||||
| Nhigh/Nlow | 95% CI | P value | 95% CI | P value | 95% CI | P value | 95% CI | P value | |
| Education | 344/18 | 3.4 to 12.9 | <.001 | —a | — | — | — | 0.5 to 5.1 | .01 |
| News | 389/70 | — | — | — | — | — | — | — | — |
| Entertainment | 363/96 | 1 to 11.3 | .01 | 0.7 to 7.4 | .01 | — | — | — | — |
| Relaxation | 274/185 | — | — | 3.6 to 9.1 | <.001 | — | — | — | — |
| Social networking | 396/63 | 7.5 to 19.5 | <.001 | 7 to 14.8 | <.001 | — | — | 1.8 to 7.7 | .005 |
| Professional networking | 407/52 | — | — | — | — | −17.5 to −5.4 | <.001 | — | — |
| Work | 360/99 | — | — | −8.2 to −1.5 | .005 | −9.9 to −0.6 | .03 | — | — |
aNo significant difference was observed.