| LBP characteristics | Staff (n = 118) | Percentage (%) |
| Onset | ||
| Brutal | 56 | 47.5 |
| Progressive | 62 | 52.5 |
| Triggering factors | ||
| Spontaneous | 17 | 14.4 |
| Load lifting | 46 | 39.0 |
| Traumatism | 7 | 5.9 |
| False movement | 29 | 24.5 |
| Pregnancy | 19 | 16.1 |
| Pain intensity | ||
| Discrete | 12 | 10.2 |
| Moderate | 68 | 57.6 |
| Intense | 38 | 32.2 |
| Recurrence | ||
| Yes | 80 | 67.8 |
| No | 38 | 32.2 |
| Sedation factors | ||
| Rest | 32 | 27.1 |
| Antalgic posture | 15 | 12.7 |
| Medical treatment | 69 | 58.5 |
| Surgical treatment | 2 | 1.7 |