Table 4. Cost-benefit analyses of the rehabilitation process.
The cost-benefit index express the number of released animals per euro and day of stay at the WRC.
| Animal group | Overall ratio | Trauma | Orphaned | Misplacement | Captivity | Infectious disease | Metabolic or nutritional |
|---|---|---|---|---|---|---|---|
| Amphibians | 5.2 | 4.5 | na | 5.3 | 5.3 | na | na |
| Chelonians | 5.1 | 4.7 | 5.2 | 5.1 | 5.2 | 5.3 | 3.0 |
| Squamata | 4.7 | 3.6 | 5.3 | 5.0 | 5.3 | 5.3 | 3.2 |
| Waterfowl | 3.0 | 1.5 | 3.4 | 4.1 | 2.9 | 1.5 | 2.7 |
| Herons | 1.9 | 1.5 | 2.6 | 4.1 | 2.6 | 1.5 | 2.4 |
| Waders | 1.3 | 1.1 | 1.9 | 4.3 | na | 2.1 | 1.3 |
| Marine birds | 1.4 | 0.6 | 2.7 | 2.6 | 1.6 | 1.4 | 1.2 |
| Owls | 3.2 | 1.3 | 4.1 | 3.6 | 3.4 | 2.1 | 2.2 |
| Birds of prey | 2.1 | 1.3 | 4.0 | 3.8 | 2.9 | 1.1 | 2.7 |
| Swifts | 2.5 | 0.8 | 2.8 | 3.8 | 2.8 | 5.3 | 1.4 |
| Other birds | 1.5 | 0.9 | 2.1 | 3.1 | 3.0 | 0.1 | 1.9 |
| Passerines | 4.0 | 1.4 | 2.2 | 3.7 | 4.6 | 2.5 | 2.4 |
| Insectivora | 3.6 | 2.5 | 4.0 | 4.5 | 5.1 | 2.2 | 2.0 |
| Carnivora | 2.6 | 1.4 | 4.0 | 4.4 | 3.5 | 1.4 | 2.0 |
| Rodents and rabbits | 2.5 | 1.4 | 3.2 | 2.4 | 3.1 | 0.0 | 1.8 |
| Artiodactyla | 0.9 | 0.4 | 1.4 | 3.2 | na | 2.6 | 0.0 |
| Chiroptera | 2.4 | 1.2 | 2.7 | 3.2 | na | na | 1.9 |
| Overall causes | 3.3 | 1.3 | 2.9 | 4.1 | 4.6 | 1.4 | 2.1 |
na, not applicable.