DBS

Table Description: Deep Brain Stimulation

Detailed notes for this table are included below.

1.0 Data Dictionary

ITM_NAME	DSCR_1.0
COMM	Comments
DBSOFFPR	DBS turned off prior MDS-UPDRS III Off
DBSOFFTM	Time DBS turned off prior to OFF Prt III
DBSONTM	Time DBS turned on after the OFF Prt III
DBSRSNON	Reason DBS left on
DBSYN	Does subject have DBS

1.0 Code Book

ITM_NAME	CODE	DECODE_1.0
DBSOFFPR	0	No
DBSOFFPR	1	Yes
DBSRSNON	1	Not applicable (interim visit)
DBSRSNON	2	Disease severity preventing turning off
DBSRSNON	3	Subject not comfortable turning off
DBSRSNON	4	Subject/site forgot to turn off
DBSRSNON	5	Site scheduling issues
DBSRSNON	6	Other, specify in comments
DBSYN	0	No
DBSYN	1	Yes

Details

As of the transition to the PPMI Extended schema, this table is inactive. However, several variables that were captured in this table are now being captured in the NUPDRDOSE table. This includes DBSYN, DBSOFFTM, and DBSONTM.