Table 1.
Demographic and clinical characteristics of the study participants.
| Participants (n = 11,422) | |
|---|---|
| Sex | |
| Male, n (%) | 7750 (67.9) |
| Female, n (%) | 3672 (32.1) |
| Age (years), mean ± SD | 36.7 ± 9.4 |
| Education (graduate) | |
| High school or below, n (%) | 1404 (12.3) |
| College graduate, n (%) | 1402 (12.3) |
| University graduate, n (%) | 6841 (59.9) |
| Master’s degree, n (%) | 1452 (12.7) |
| Doctorate degrees, n (%) | 323 (2.8) |
| Marital status | |
| Married, n (%) | 6369 (55.8) |
| Unmarried, n (%) | 4808 (42.1) |
| Other, n (%) | 245 (2.1) |
| Years of service (years), mean ± SD | 10.5 ± 9.1 |
| Hours of work per week (hours), mean ± SD | 46.8 ± 7.5 |
| Monthly earned income (million won), mean ± SD | 4.3 ± 2.7 |
| Grit passion subscale score, mean ± SD | 9.79 ± 2.07 |
| Grit perseverance subscale score, mean ± SD | 17.28 ± 3.45 |
| PSS control subscale score, mean ± SD | 4.60 ± 1.68 |
| KOSS total score, mean ± SD | 40.82 ± 14.01 |
| Difficult physical environment score, mean ± SD | 5.75 ± 1.75 |
| High job demand score, mean ± SD | 10.31 ± 2.55 |
| Insufficient job control score, mean ± SD | 9.37 ± 2.18 |
| Inadequate social support score, mean ± SD | 6.05 ± 1.68 |
| Job insecurity score, mean ± SD | 3.71 ± 1.46 |
| Organizational injustice score, mean ± SD | 9.38 ± 2.40 |
| Lack of reward score, mean ± SD | 6.96 ± 1.87 |
| Discomfort in occupational climate score, mean ± SD |
8.46 ± 2.43 |
| CES-D score, mean ± SD | 14.49 ± 10.01 |
SD, standard deviation.