RAD¶
Table Description: Research Proxy Designation
Detailed notes for this table are included below.
1.0 Description: Research Advance Directive
View Source CRFs¶
1.0 CRFs: Click on any PAG_NAME link below to be taken to the CRF used in the PPMI 1.0 Study.
2.0 CRFs: Click on any PAG_NAME link below to be taken to a screenshot of how this eCRF is currently implemented in the PPMI 2.0 Study.
2.0 Data Dictionary¶
Table Constraints: PATNO, VISIT_ID
ITM_NAME |
DSCR |
ITM_TYPE |
ITM_TYPE_1.0 |
|---|---|---|---|
RADSTAT |
Status of Research Advance Directive |
NUMBER |
CHAR |
2.0 Code Book¶
ITM_NAME |
CODE |
DECODE_2.0 |
DECODE_1.0 |
|---|---|---|---|
RADSTAT |
1 |
Initial Identification |
Initial Consent |
RADSTAT |
2 |
Declined Research Proxy |
Continued Consent |
RADSTAT |
3 |
Changed Research Proxy |
Declined Participation |
RADSTAT |
4 |
Withdrew Research Proxy |
Withdrew Consent |
RADSTAT |
5 |
Continued Designation |
Missing Columns¶
ITM_NAME |
DSCR_1.0 |
|---|---|
RADSTADT |
Date of Research Advance Dir Status |
Details¶
The RAD table records whether a PPMI participant has consented to an advance directive to designate a research proxy.
RADSTAT
The possible values for this variable have been harmonized to account for version of the form that were used both in the original and extended phases of the PPMI study. A new code 5 was added to account for a possible value in the original version.