| Duke University Graduate School Ph.D. Completion Rates for Students Admitted in 1998-2003 | |||||
| Total # Matrics | # of Ph.D.'s | # Still Enrolled | # of Withdrawn | Estimated % Completion* | |
| BIOLOGICAL SCIENCES | 436 | 292 | 18 | 85 | 62% |
| Ecology | 38 | 27 | 4 | 6 | 79% |
| *Assumes 3/4 of those still here will obtain Ph.D. | |||||
| Five-year cohort data posted: October, 2009 | |||||