Constituent Attributes:
EDQ Results: This attribute is on each record that is ran through the EDQ process. It will also have the information from NCOA with it. 
Deceased: This attribute is added to records that were confirmed through EDQ as being deceased and will have a value of Yes or No. 

Address Info Source:
EDQ- These are new addresses that were returned either from NCOA, ECOA, LACS or Apt /S
EDQ_Old-  These are the addresses that were submitted but had a new address returned. They are added to the Address Tab with a type of Previous Address