UMass Chan IRB Metrics (median number of calendar days from submission to review/approval)
| 2018 | 2019 | 2020 | |||||
| Review | Approval | Review | Approval | Review | Approval | ||
| New Study | Exempt | 21 | 23 | 15 | |||
| Expedited | 28 | 32 | 29 | 33 | 35 | 41 | |
| Convened | 25 | 60 | 27 | 56 | 28 | 80 | |
| Modification | Expedited | 8 | 7 | 7 | |||
| Convened | 21 | 27 | 22 | 27 | 20 | 23 | |