| Code | Definition |
|---|---|
| 0 | unknown |
| 10a-12n | unknown |
| 10D | unknown |
| 12D | 7a-7p |
| 12E | 7p-7a |
| 3pm-7pm | unknown |
| 8 | unknown |
| D | Day shift |
| D/E | day/evening |
| D/N | unknown |
| D12 | 12 hour shift |
| DE | unknown |
| DEU | unknown |
| Dp | unknown |
| E | 3p-11p |
| N | 11p-7a |
| n/a | unknown |
| P | Preceptor's schedule |
| Varies | unknown |
| X | unknown |