Table 1
Sample characteristics according to variables of interest (N = 502).
| Variable | N | % total |
| Gender | ||
| Man | 355 | 70.7 |
| Woman | 146 | 29.1 |
| Missing | 1 | 0.2 |
| Academic studies | ||
| School graduate | 52 | 10.4 |
| Higher Education | 58 | 11.6 |
| Vocational training | 213 | 42.4 |
| University students | 150 | 29.9 |
| PhD | 29 | 5.8 |
| Missing | ||
| Federated | ||
| Yes | 474 | 94.4 |
| No | 28 | 5.6 |
| Missing | ||
| Caving level | ||
| Beginner | 59 | 11.8 |
| Intermediate | 221 | 44 |
| Advanced | 222 | 44.2 |
| Missing | ||
| Participation in “alpine” explorations | ||
| Yes | 186 | 37.1 |
| No | 316 | 62.9 |
| Missing |
