FREQUENTLY ASQUED QUESTIONS ABOUT THE CORE DATA COLLECTION 2015

 

Clarifying the categories:

 

1.QUESTION : for the requested categories, could you confirm the following :

• <500 = ≤499
• <20 years of age = ≤ 19 years of age

RESPONSE : Yes, this is correct

 

2. QUESTION : For mode of onset, we only have data on Induction (yes/no). How should we code this item.

RESPONSE : Please provide the data that you have, please let us know (with the exact codes in the data summary sheet).

 

Deidentified data:

 

QUESTION : It is possible for us to submit the individual level data on the variables as these are deidentified data and this would be easiest for us. Is that possible ?

RESPONSE : Yes. This is not a problem.

 

Generating aggregated tables:

 

QUESTION : Do you have any relevant SAS code for generating aggregated tables ?

RESPONSE : Yes, the SAS command that corresponds to contract in STATA is: (where var are the different variables up to var12 or whatever you have in your database).

proc freq data=table ;
table  var1*var2*var3*var4*var5 / out=resultat;
run;