Sample
Interviewees from across Canada
| Province | Number | % of sample |
| New Brunswick | 1 | 2.5 |
| Saskatchewan | 1 | 2.5 |
| British Columbia | 2 | 5.0 |
| Alberta | 4 | 10.0 |
| Manitoba | 9 | 22.5 |
| Québec | 9 | 22.5 |
| Ontario | 10 | 35.0 |
40 interviews were included in the final analysis, describing 132 incidents:
- 48 accidents
- 55 suicides
- 20 non fatal accidents
- cases of found bodies
- 4 close calls
Overall, the participants had a mean of 4.5 incidents during their career, ranging from 1 to 22. These incidents took place between the early 1970s and 2010. The mean seniority in the industry of the interviewees was 28.6 years at the time of interview.
