6 | MIDSTYPE | Disease Milestone Type | Char |
| Record Qualifier | | | The type of disease milestone. | "HYPOGLYCEMIC EVENT" | 7 | SMSTDTC | Start Date/Time of Milestone | Char | ISO 8601 datetime or interval | Timing | Start date or start date and time of milestone instance (if milestone is an intervention or event), or date of milestone if the milestone is a finding. | 8 | SMENDTC | End Date/Time of Milestone | Char | ISO 8601 datetime or interval | Timing | End date/time of disease milestone Instance. | 9 | SMSTDY | Study Day of Start of Milestone | Num | Timing | Study day of start of disease milestone instance, relative to the sponsor-defined RFSTDTC. | 10 | SMENDY | Study Day of End of Milestone | Num | Timing | Study day of end of disease milestone instance, relative to the sponsor-defined RFSTDTC. |