Table 1.
Participants’ characteristics at the baseline (N=24).
| Variables | Participants, n (%) | ||
| Age (years) | |||
|
|
20-29 | 2 (8.3) | |
|
|
30-39 | 5 (20.8) | |
|
|
40-49 | 7 (29.2) | |
|
|
50-59 | 6 (25) | |
|
|
60-69 | 4 (16.7) | |
| Gender | |||
|
|
Female | 14 (58.3) | |
|
|
Male | 10 (41.7) | |
|
|
Not to say or others | 0 (0) | |
| Operating system (OS) in smartphone | |||
|
|
iOS | 17 (70.8) | |
|
|
Android | 7 (29.2) | |
| Employment status | |||
|
|
Full-time | 20 (83.3) | |
|
|
Contract or dispatched | 3 (12.5) | |
|
|
Others | 1 (4.2) | |
| Shift type | |||
|
|
Day shift | 24 (100) | |
| Occupation | |||
|
|
Managers | 4 (16.7) | |
|
|
Professionals, engineers, or academics | 6 (25) | |
|
|
Clerks | 11 (45.8) | |
|
|
Services | 1 (4.2) | |
|
|
Others | 2 (8.3) | |
| Working hours (per week; hours) | |||
|
|
1-34 | 1 (4.2) | |
|
|
35-40 | 5 (20.8) | |
|
|
41-50 | 13 (54.2) | |
|
|
51-60 | 2 (8.3) | |
|
|
61-65 | 0 (0) | |
|
|
66-70 | 2 (8.3) | |
|
|
71 or more | 1 (4.2) | |