# | Variable Name | Variable Label | Type | Format | Role | Variable(s) Qualified | Usage Restrictions | Variable C-code | Definition | Notes | Examples |
---|
1 | STUDYID | Study Identifier | Char |
| Identifier |
|
| C83082 | A sequence of characters used by the sponsor to uniquely identify the study. |
|
|
2 | DOMAIN | Domain Abbreviation | Char |
| Identifier |
|
| C49558 | An abbreviation for a collection of observations, with a topic-specific commonality. | 2-character abbreviation, which must be "TV". |
|
3 | VISITNUM | Visit Number | Num |
| Topic |
|
| C83101 | An assigned numeric identifier that aligns to the chronological order of a clinical encounter. | Numeric version of VISIT can be used for sorting. |
|
4 | VISIT | Visit Name | Char |
| Synonym Qualifier | VISITNUM |
| C171010 | The label for a protocol-defined clinical encounter. | May be used in addition to VISITNUM and/or VISITDY. |
|
5 | VISITDY | Planned Study Day of Visit | Num |
| Timing |
|
| C171011 | The planned study day of a clinical encounter relative to the sponsor-defined reference start date. | Due to its sequential nature can be used for sorting. |
|
6 | ARMCD | Planned Arm Code | Char |
| Record Qualifier |
|
| C83216 | A short sequence of characters that represents the planned arm to which the subject was assigned. | ARMCD is limited to 20 characters and does not have special character restrictions. If the timing of visits for a trial does not depend on which Arm a subject is in, then ARMCD should be null. |
|
7 | ARM | Description of Planned Arm | Char |
| Synonym Qualifier | ARMCD |
| C170984 | The name of the planned arm to which the subject was assigned. |
|
|
8 | TVSTRL | Visit Start Rule | Char |
| Rule |
|
|
|
| Rule describing when the visit starts, in relation to the sequence of elements. |
|
9 | TVENRL | Visit End Rule | Char |
| Rule |
|
|
|
| Rule describing when the visit ends, in relation to the sequence of elements. |
|