| Chemical | Toxicity Endpoint Type | Endpoint Description | Endpoint Value | Sample Size | Life Cycle Stage | Study Duration | Type |
|---|---|---|---|---|---|---|---|
| DDE (4,4'-) | TOX-REPRO - development | % normal hatchlings versus controls | decreased | 492-518, 232-384, and 128-276 for the 0, 10, and 40 ppm DDE groups | Embryo | 2 years | Toxicity Factor Datasets |
| DDE (4,4'-) | TOX-REPRO - reproductive success | number of 14-day old ducklings per hen versus controls | decreased | 274-327, 69-167, and 26-113 for the 0, 10, and 40 ppm DDE groups | Hatchling | 2 years | Toxicity Factor Datasets |
| DDE (4,4'-) | TOX-REPRO - physiology | % cracked eggs versus controls | increased | 666-696, 620-664, and 317-602 for the 0, 10, and 40 ppm DDE groups | Hatchling | 2 years | Toxicity Factor Datasets |
| DDE (4,4'-) | TOX-REPRO - physiology | eggshell thickness versus controls | decreased | 20-28, 21-25, and 10-23 for the 0, 10, and 40 ppm DDE groups | Adult | 2 years | Toxicity Factor Datasets |
