Table 2.
Linear regression for the association between SNSa use and SNS addiction.
| Model | Crude | Adjustedb | ||||
|
|
β (95% CI) | β | β (95% CI) | β | ||
| Overall time spent on SNSs per day | ||||||
|
|
≤1 h | REFc | —d | REF | — | |
|
|
>1-2 h | 3.35 (2.07-4.64)e | 0.32 | 3.24 (1.94-4.54)e | 0.30 | |
|
|
>2-3 h | 4.82 (3.47-6.17)e | 0.42 | 4.63 (3.26-6.00)e | 0.40 | |
|
|
>3 h | 6.23 (4.88-7.58)e | 0.54 | 6.03 (4.66-7.40)e | 0.52 | |
| Time spent on each SNS access | ||||||
|
|
≤5 mins | REF | — | REF | — | |
|
|
6-15 mins | 1.21 (0.14-2.28)f | 0.12 | 1.08 (–0.00 to 2.16) | 0.11 | |
|
|
16-30 mins | 2.67 (1.38-3.95)e | 0.21 | 2.42 (1.07-3.76)e | 0.19 | |
|
|
≥31 mins | 5.19 (3.38-7.00)e | 0.27 | 4.99 (3.14-6.83)e | 0.26 | |
| SNS access frequency | ||||||
|
|
≥Every 6 h | REF | REF | REF | REF | |
|
|
Every 3 h | 3.34 (1.51-5.17)e | 0.28 | 3.29 (1.48-5.11)e | 0.28 | |
|
|
Every 1 h | 4.28 (2.52-6.04)e | 0.40 | 4.21 (2.47-5.96)e | 0.40 | |
|
|
≤Every 30 min | 5.72 (3.96-7.48)e | 0.54 | 5.89 (4.14-7.64)e | 0.56 | |
| Duration of SNS use before sleeping | ||||||
|
|
≤5 min | REF | — | REF | — | |
|
|
6-30 min | 2.92 (1.81-4.02)e | 0.29 | 2.83 (1.69-3.98)e | 0.28 | |
|
|
31-60 min | 5.12 (3.79-6.46)e | 0.40 | 5.10 (3.70-6.51)e | 0.40 | |
|
|
≥61 min | 5.89 (4.20-7.58)e | 0.33 | 5.92 (4.19-7.65)e | 0.34 | |
| Duration from waking to first SNS use | ||||||
|
|
≥61 min | REF |
|
REF |
|
|
|
|
31-60 min | 2.17 (0.33-4.02)f | 0.15 | 2.15 (0.32-3.99)f | 0.15 | |
|
|
6-30 min | 3.33 (1.76-4.90)e | 0.32 | 3.28 (1.73-4.84)e | 0.31 | |
|
|
≤5 min | 3.24 (1.69-4.80)e | 0.32 | 3.27 (1.73-4.82)e | 0.32 | |
aSNS: social networking service.
bAdjusted for sex, age, academic performance.
cREF: reference group.
dNot applicable.
eP<.001.
fP<.05