Originally Posted By: Geoff Hannis

Originally Posted By: MikeX
Since any good software package will perform the comparison for you and alert if the values have changed significantly ...

Such as (which software packages)? smile

Try the Rigel Med-eBase or the Fluke Biomedical Test Automation or the Gossen Metrawatt patManager software.

I know for sure the Rigel software can have limits set on both a set value and a % increase or change but am sure the others will support this function as well.