| Variable Name |
| Variable Label |
| STUDYID |
| Study Identifier |
| DOMAIN |
| Domain Abbreviation |
| USUBJID |
| Unique Subject Identifier |
| AGE |
| Age |
| AGEU |
| Age Units |
| SEX |
| Sex |
| RACE |
| Race (only for human data) |
| ETHNIC |
| Ethnicity (only for human data) |
| SPECIES |
| Species (only for non-human data) |
| STRAIN |
| Strain/Substrain (only for non-human data) |
| SBSTRAIN |
| Strain/Substrain Details (only for non-human data) |
| ARMCD |
| Planned Arm Code |