Table 1.
Demographic and Clinical Characteristics and Questionnaire Measures of 443 Adult Workers, and Their Correlation with %productivity Loss of WLQ
| Characteristic or Measure | Value (% of Subjects or mean ± SD) | Correlation with % Productivity Loss of WLQ or Its Comparison Between Categories |
|---|---|---|
| Sex (men: women) | 44.0%: 56.0% | Men: 4.1 ± 4.2 |
| Women: 4.3 ± 4.2, ns | ||
| Age (years) | 40.9 ± 11.8 | r = –0.07, ns |
| Marital status (married: unmarried) | 64.5%: 35.5% | Married: 3.6 ± 4.0 |
| Unmarried: 5.3 ± 4.3*** | ||
| Past history of psychiatric disease (yes: no) | 11.3%: 88.7% | Yes: 5.8 ± 4.6** |
| No: 4.0 ± 4.1 | ||
| Current psychiatric disease (yes: no) | 4.3%: 95.7% | Yes: 7.8 ± 5.0*** |
| No: 4.0 ± 4.0 | ||
| Family history of psychiatric disease (yes: no) | 11.9%: 88.1% | Yes: 4.2 ± 3.7 |
| No: 4.2 ± 4.3, ns | ||
| Education (years) | 14.8 ± 1.8 | r = –0.09, ns |
| Victimization score | 2.5 ± 3.2 | r = 0.12* |
| EPQ-R neuroticism | 4.5 ± 3.6 | r = 0.33*** |
| BJSQ job stressors | 41.0 ± 11.8 | r = 0.35*** |
| WLQ %productivity loss | 4.24 ± 4.20 |
Notes: r = Pearson correlation coefficient; ns, not significant; *p < 0.05, **p < 0.01, ***p < 0.001.
Abbreviations: BJSQ, Brief Job Stress Questionnaire; EPQ-R, Eysenck Personality Questionnaire revised; WLQ, Work Limitations Questionnaire.