Mean daily exposure, exposure variability in the job, and results of linear regression analyses of measured on task based individual mean job exposures according to number of days with data collection per subject for house painters
| Exposure variables | Data collection days/subject | Direct measurements | Regression results | |||
|---|---|---|---|---|---|---|
| mean | sS2 | ρ2 | α | β | ||
| sS2, variance between measured individual mean job exposures; ρ2, squared correlation coefficient; α, intercept; β, slope. | ||||||
| % time >90° | 1 | 7.6 | 25.2 | 0.09 | −0.46 | 0.96 |
| 2 | 8.2 | 29.6 | 0.03 | 4.15 | 0.45 | |
| 3 | 8.5 | 25.5 | 0.00 | 7.93 | 0.06 | |
| 4 | 8.8 | 24.5 | 0.00 | 8.65 | 0.02 | |
| % time >90° at least 5 s | 1 | 4.8 | 16.4 | 0.08 | 0.03 | 0.87 |
| 2 | 5.3 | 19.7 | 0.04 | 2.42 | 0.49 | |
| 3 | 5.5 | 15.8 | 0.01 | 4.20 | 0.22 | |
| 4 | 5.8 | 15.7 | 0.01 | 4.46 | 0.21 | |