| Value | Code Name | Code | Code System | Code Description |
|---|---|---|---|---|
| Stimulus continued until study participant decided to or asked to stop | Stimulus continued until study participant decided to or asked to stop | Stimulus continued until study participant decided to or asked to stop | ||
| Based on study-participant symptoms | Based on study-participant symptoms | Based on study-participant symptoms | ||
| Other,specify | Other,specify | Other, specify |