Table 2.
Severity of injury (number of cases) and days lost for nonfatal STF incidents aligned with the OIICS at surface SSG mines from 2008 through 2017.
| Slips or trips without falls | Fall to the same level | Fall to the lower level | ||||
|---|---|---|---|---|---|---|
| n | Percent | n | Percent | n | Percent | |
| Severity of injury (number of cases) | ||||||
| Injury without days away or restricted activity | 235 | 14.6 | 506 | 25.6 | 201 | 15.4 |
| Injury with days of restricted activity only | 593 | 36.8 | 588 | 29.8 | 330 | 25.3 |
| Injury with days away only | 495 | 30.7 | 595 | 30.1 | 521 | 39.9 |
| Injury with days away and restricted activity | 284 | 17.6 | 286 | 14.5 | 252 | 19.3 |
| Injury with permanent disability, partial or total | 3 | 0.2 | 0 | 0.0 | 2 | 0.2 |
| Total | 1,610 | 100 | 1,975 | 100 | 1,306 | 100 |
| Mean | SD | Mean | SD | Mean | SD | |
| Days lost (per year) | ||||||
| Days of restricted activity | 2,777.0 | 590.3 | 2,947.5 | 500.2 | 2,201.4 | 622.1 |
| Actual days lost/away from work | 4,320.8 | 809.4 | 5,430.2 | 1,087.9 | 5,692.0 | 1,453.0 |
| Total lost work days | 7,103.3 | 978.9 | 8,377.7 | 1,514.2 | 8,308.4 | 1,436.3 |
| Days lost (per incident) | ||||||
| Days of restricted activity | 5.8 | 1.5 | 6.1 | 0.9 | 4.5 | 0.7 |
| Actual days lost/away from work | 9.2 | 2.8 | 11.2 | 2.0 | 11.9 | 3.5 |
| Total lost work days | 15.1 | 3.8 | 17.3 | 2.6 | 17.3 | 3.4 |