Table 5.
Risk factors associated with becoming SVs according to binary logistic regression (n = 526)
| Predictor | Regression Coefficient B | p | Odds Ratio* (Exponentiation of the B Coefficient (Exp(B))1 |
Odds Ratio 95% CI Lower |
Odds Ratio 95% CI Upper |
|---|---|---|---|---|---|
| Male gender 1 | -0.94 | < 0.001 | 0.391 | 0.251 | 0.609 |
| Professional experience (years) | 0.053 | < 0.001 | 1.055 | 1.029 | 1.081 |
| Qualified patient transportation | -0.387 | 0.052 | 0.679 | 0.460 | 1.003 |
| Air-bound rescue | 3.398 | 0.058 | 29.916 | 0.895 | 999.834 |
| Ground-based intensive care transportation | 0.863 | 0.006 | 2.371 | 1.287 | 4.368 |
| Air-bound intensive care transportation | -2.317 | 0.119 | 0.099 | 0.005 | 1.816 |
| Neonatal ambulance | 0.506 | 0.264 | 1.658 | 0.683 | 4.027 |
| Heavy weight transportation | -0.435 | 0.140 | 0.647 | 0.363 | 1.153 |
| Advanced rescue services | 0.323 | 0.157 | 1.382 | 0.883 | 2.163 |
| Extraversion | -0.063 | 0.535 | 0.939 | 0.770 | 1.146 |
| Agreeableness | 0.018 | 0.879 | 1.019 | 0.804 | 1.291 |
| Conscientiousness | -0.267 | 0.034 | 0.776 | 0.599 | 0.980 |
| Neuroticism | 0.030 | 0.792 | 1.031 | 0.823 | 1.292 |
| Openness | 0.033 | 0.743 | 1.034 | 0.847 | 1.261 |
1referent category is female. Bold = significant. Nagelkerke´s pseudo-R²=0.138, AUC = 0.678
Factors influencing the symptom load of SVs