Table 2. Differences in physical fatigue and pain levels related to internet use.
| Variables | Mean ± SD | ||
|---|---|---|---|
| Pain | Fatigue | ||
| Department | Nursing | 3.6 ± 2.2 | 4.7 ± 2.0 |
| Occupational therapy | 4.0 ± 1.9 | 4.8 ± 1.8 | |
| Gender | Male | 3.4 ± 2.2 | 4.2 ± 2.1** |
| Female | 3.8 ± 2.1 | 4.9 ± 1.9 | |
| Grade | Freshmen | 3.7 ± 3.0 | 4.7 ± 1.7 |
| Sophomore | 3.8 ± 2.2 | 4.7 ± 2.1 | |
| Junior | 3.7 ± 2.3 | 4.7 ± 1.9 | |
| Senior | 3.8 ± 2.0 | 4.8 ± 1.9 | |
| Age (years) | <20 | 3.8 ± 1.7 | 5.2 ± 0.9 |
| 20≥–<25 | 3.7 ± 2.1 | 4.7 ± 2.0 | |
| 25≥–<30 | 3.7 ± 2.2 | 4.5 ± 2.3 | |
| 30≥ | 5.0 ± 1.0 | 4.0 ± 1.0 | |
| Body weight | Obesity | 4.3 ± 2.0 | 4.7 ± 1.9 |
| Overweight | 3.3 ± 2.2 | 4.4 ± 2.1 | |
| Normal weight | 3.8 ± 2.1 | 4.8 ± 1.9 | |
| Underweight | 3.5 ± 2.4 | 4.4 ± 1.9 | |
| Time spent using the internet per day (hours) | 1< | 3.4 ± 2.1** | 4.3 ± 2.0*** |
| 1–<2 | 3.1 ± 2.0 | 4.1 ± 2.0 | |
| 2≥–<3 | 3.9 ± 1.9 | 4.8 ± 1.9 | |
| 3≥–<4 | 4.1 ± 2.0 | 5.2 ± 1.8 | |
| 4≥ | 4.3 ± 2.4 | 5.4 ± 1.8 | |
| Internet media | Cellular phone | 3.7 ± 2.0 | 4.8 ± 1.9 |
| Computer | 4.4 ± 2.6 | 4.7 ± 2.2 | |
| Tablet | 3.5 ± 2.3 | 4.5 ± 2.0 | |
| Regions of body | Fingers | 2.1 ± 2.1* | 2.1 ± 2.2* |
| Wrists | 2.6 ± 2.3 | 2.5 ± 2.2 | |
| Shoulders | 4.0 ± 2.5 | 3.9 ± 2.6 | |
| Neck | 4.5 ± 2.5 | 4.1 ± 2.6 | |
| Waist | 3.2 ± 2.6 | 3.0 ± 2.5 | |
| Legs | 1.5 ± 2.0 | 1.5 ± 2.0 | |
| Eyes | 4.4 ± 2.5 | 5.0 ± 2.7 | |
| Overall | 3.7 ± 2.1 | 4.7 ± 1.9 | |
*p<0.05; **p<0.01; ***p<0.001; SD: standard deviation