substring icd codes for diabetes

[Pearljo]

How do I correctly substring icd codes for diabetes

[ballardw]

Some values of what you have and what you expect as a result.

SUBSTR function is one of the typical ways to extract starting at a given position. With out knowing your specific sets of ICD codes (9 and 10 come to mind) but different organizations are known to store the values with decimals/underscores/or just long strings.

Or are you in the same apparent class that these folks are:

https://communities.sas.com/t5/New-SAS-User/Type-2-diabetes-only-by-using-ICD-9-AN-D10-CODES/m-p/833...

https://communities.sas.com/t5/SAS-Programming/Diabetes-type-2-patient-identification/m-p/832214