Table 1.
Sample characteristics at baseline as a function of the item ‘I felt depressed’ score and survival status
| Variables | Total, n (%) | ‘I felt depressed’ score |
Survival status |
||
|---|---|---|---|---|---|
| Mean (SD) | P-value or for trend | Dead | P-value or for trend | ||
| Age, mean (SD) | 51.2 (3.5) | −0.13a | <0.001 | 52.4 (3.3) | <0.001 |
| Sex | <0.001 | <0.001 | |||
| Male | 10435 (74) | 1.45 (0.70) | 549 (5.3) | ||
| Female | 3750 (26) | 1.92 (0.90) | 101 (2.7) | ||
| Employment position | <0.001 | 0.052 | |||
| Low | 2080 (14.5) | 1.74 (0.88) | 121 (5.8) | ||
| Intermediate | 8239 (58.2) | 1.60 (0.79) | 366 (4.4) | ||
| High | 3847 (27.2) | 1.44 (0.68) | 161 (4.2) | ||
| Missing | 19 (0.1) | 2.15 (1.16) | 2 (10.5) | ||
| Smoking | 0.698 | <0.001 | |||
| Never | 6070 (42.8) | 1.60 (0.80) | 189 (3.1) | ||
| Ex | 5274 (37.2) | 1.52 (0.74) | 241 (4.6) | ||
| Current | 2592 (18.3) | 1.65 (0.84) | 208 (8.0) | ||
| Missing | 249 (1.8) | 1.59 (0.78) | 12 (4.8) | ||
| Alcohol intake | 0.797 | 0.084 | |||
| None | 1733 (12.2) | 1.76 (0.89) | 101 (5.8) | ||
| Moderate | 9305 (65.6) | 1.55 (0.77) | 356 (3.8) | ||
| High | 2764 (19.5) | 1.53 (0.74) | 171 (6.2) | ||
| Missing | 383 (2.7) | 1.74 (0.86) | 22 (5.7) | ||
| Physical activity | <0.001 | <0.001 | |||
| Competition | 679 (4.8) | 1.37 (0.62) | 18 (2.7) | ||
| >1/week | 4134 (29.1) | 1.51 (0.72) | 147 (3.6) | ||
| Only on holidays | 3787 (26.7) | 1.54 (0.75) | 154 (4.1) | ||
| Never | 5477 (38.6) | 1.69 (0.85) | 321 (5.9) | ||
| Missing | 108 (0.8) | 1.67 (0.91) | 10 (9.3) | ||
| BMI (kg/m2) | 0.130 | <0.001 | |||
| < 20 | 223 (1.6) | 133 (59.6) | 14 (6.4) | ||
| 20–24.9 | 6526 (46.0) | 2834 (43.4) | 280 (4.3) | ||
| 25–29.9 | 5998 (423) | 2373 (39.6) | 277 (4.6) | ||
| ≥ 30 | 1207 (8.5) | 546 (45.2) | 450 (4.1) | ||
| Missing | 231 (1.6) | 102 (44.2) | 29 (12.5) | ||
| Hypertension | <0.001 | 0.001 | |||
| No | 12417 (87.5) | 1.57 (0.78) | 542 (4.4) | ||
| Yes | 1768 (12.5) | 1.67 (0.83) | 108 (6.1) | ||
| CVD | 0.005 | <0.001 | |||
| No | 13949 (98.3) | 1.58 (0.78) | 623 (4.5) | ||
| Yes | 236 (1.7) | 1.72 (0.85) | 27 (11.4) | ||
| Diabetes | 0.486 | 0.002 | |||
| No | 13877 (97.8) | 1.58 (0.78) | 624 (4.5) | ||
| Yes | 308 (2.2) | 1.62 (0.84) | 26 (8.4) | ||
| Dyslipidemia | 0.032 | 0.910 | |||
| No | 11794 (83.1) | 1.57 (0.78) | 542 (4.6) | ||
| Yes | 2391 (16.9) | 1.61 (0.80) | 108 (4.5) | ||
a: Coefficient of correlation between age and the single-item scores