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Table 5 The four sets of evaluations that would be performed at each level of the most responsible diagnosis code

From: De-identifying a public use microdata file from the Canadian national discharge abstract database

Combination ID

PROV_XXX

AGE_GROUP

GENDER_CODE

MRDx

CMG_CODE

DIAG_

BLOCK

DIAG_

CHAPTER

1a

X

X

X

X

   

1b

X

X

X

 

X

  

1c

X

X

X

  

X

 

1d

X

X

X

   

X

  1. For each value of diagnosis code there is a combination of quasi-identifiers that the adversary can use.
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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