Table 3.
Group differences based on work impairment percentage and annual productivity cost.
| Work Impairment (%) | Productivity Cost ($) | F-Ratio | p-Value | ||||
|---|---|---|---|---|---|---|---|
| n | M | SD | M | SD | |||
| Age (years) | |||||||
| Under 18 to 24 | 41 | 30.3 | 21.2 | $40,895.44 | $28,529.37 | 0.74 | 0.565 |
| 25–34 | 131 | 35.5 | 22.8 | $47,915.20 | $30,745.12 | ||
| 35–44 | 75 | 34.0 | 22.0 | $45,862.50 | $29,635.07 | ||
| 45–54 | 64 | 33.0 | 22.0 | $44,478.72 | $29,591.15 | ||
| 55 and over | 27 | 29.2 | 25.1 | $39,336.96 | $33,828.53 | ||
| Stress level | |||||||
| Some of the time | 212 | 27.3 | 18.4 | $36,830.36 | $24,793.38 | 20.61 | <0.001 |
| A good bit of the time | 100 | 36.2 | 22.5 | $48,764.85 | $30,300.98 | ||
| Most of the time | 44 | 48.0 | 22.7 | $64,757.59 | $30,594.89 | ||
| All of the time | 19 | 55.9 | 35.2 | $75,337.16 | $47,379.12 | ||
Notes. n = 375; FIFO/DIDO = Fly-in, Fly-out/Drive-in, Drive-out; Differences in group sample size (n) is due to missing data on employee characteristics.