Table 2. Sleep quality among adults with and without internet addiction (n = 3212).
| Sleep Quality profiles | Internet addiction (n = 204) | No internet addiction (n = 3008) | Statistics | |||
|---|---|---|---|---|---|---|
| N | % | N | % | AOR | (95% CI) | |
| Difficulty initiating sleep (DIS) | 26 | 12.7% | 200 | 6.7% | 1.66 | (1.06–2.62)* |
| DIS for more than 6 months (DIS6) | 21 | 10.3% | 195 | 6.5% | 1.73 | (1.05–2.84)* |
| Difficulty maintaining sleep (DMS) | 24 | 11.8% | 195 | 6.5% | 1.96 | (1.22–3.14)** |
| Early morning awakening (EMA) | 6 | 2.9% | 105 | 3.5% | 0.90 | (0.38–2.11) |
| Non-restorative sleep (NRS) | 50 | 24.5% | 447 | 14.9% | 1.53 | (1.08–2.16)* |
| Daytime functional impairment due to poor sleep quality (DFI) | 22 | 10.8% | 145 | 4.8% | 1.92 | (1.17–3.16)** |
| Duration of sleep less than 5 hours | ||||||
| Weekdays | 24 | 12.5% | 276 | 9.9% | 1.25 | (0.78–1.98) |
| Weekends and holidays | 12 | 6.2% | 178 | 6.2% | 0.99 | (0.53–1.87) |
| Duration of sleep more than 10 hours | ||||||
| Weekdays | 17 | 18.3% | 182 | 6.0% | 1.99 | (1.12–3.54)* |
| Weekends and holidays | 39 | 9.2% | 160 | 6.0% | 1.07 | (0.73–1.56) |
| Poor sleep qualitya | 67 | 32.8% | 597 | 19.8% | 1.73 | (1.28–2.34)*** |
a Any problem such as DIS, DMS, NRS, DFI, and Duration of sleep more than 10 hours on weekdays
AOR, adjusted odds ratio; CI, confidence interval
Adjusted for age, sex, education years, and marital status
P* < 0.05
P**< 0.01
P***< 0.001