Table 2. Sample characteristics.
| Sociodemographic characteristics. | |
| Female (%) | 10.1 |
| Age in 1996 (mean ± SD) | 46.7 ± 8.7 |
| Race (%) | |
| White | 87.1 |
| Black | 8.5 |
| Hispanic | 3.7 |
| Other | 0.7 |
| Health characteristics | |
| Deaths during 1996–2011 (%) | 8.2 |
| New disease diagnoses during 1996–2011 (%) | 15.9 |
| Diabetes | 39.6 |
| Hypertension | 6.6 |
| Asthma/COPD | 4.7 |
| Depression | 14.6 |
| Risk score properties (1996) | |
| Mean ± SD | 1.12 ± 1.36 |
| Median | 0.79 |
| Min, Max | 0.23, 33.19 |
| Quintiles | |
| Q1 | 0.23, 0.53 |
| Q2 | 0.53, 0.69 |
| Q3 | 0.69, 0.93 |
| Q4 | 0.93, 1.38 |
| Q5 | 1.38, 33.19 |
Inclusion criteria: Employed on January 1, 1996 with at least one risk score in the period 1996–2011 (N = 14,161). COPD = chronic obstructive pulmonary disease.