Table 1 Participant Demographics
Total(n = 912) | Male(n = 682) | Female(n = 230) | ||||
|---|---|---|---|---|---|---|
N | % | n | % | n | % | |
Age | M = 47.66 (SD = 10.51) | M = 49.45 (SD = 10.00) | M = 42.37 (SD = 10.23) | |||
Work pattern | ||||||
Day shift | 708 | 77.63 | 489 | 71.70 | 219 | 95.22 |
Two-shift system | 181 | 19.84 | 174 | 25.51 | 7 | 3.04 |
Three-shift system | 14 | 1.64 | 14 | 2.05 | 0 | 0.00 |
Other | 8 | 0.88 | 4 | 0.59 | 4 | 1.74 |
Unidentified | 1 | 0.11 | 1 | 0.15 | 0 | 0.00 |
Job position | ||||||
Management | 166 | 18.20 | 163 | 23.90 | 3 | 1.30 |
Technician | 244 | 26.75 | 234 | 34.31 | 10 | 4.35 |
Clerk | 210 | 23.03 | 112 | 30.79 | 98 | 42.61 |
Professional engineer | 291 | 31.91 | 172 | 25.22 | 119 | 51.74 |
Unidentified | 1 | 0.11 | 1 | 0.15 | 0 | 0.00 |