Skip to main content

Surveillance Data Collection

Cohort surveillance datasets are cumulative through the event years seen below. These files represent the most current cohort surveillance data and should be used in any new or current analyses. Previously distributed datasets are obsolete and should be archived.


Title Date Dictionary Code Book
CHD Derived Variable Dictionary-Events-Cohort (C21EVT1) PDF PDF
CHD Derived Variable Dictionary-Occurence-Cohort (C21OCC1) PDF PDF
HF Derived Variable Dictionary-Occurence-Cohort (HFC21OCC1) PDF PDF
Stroke Derived Variable Dictionary-Cohort (C21DERV1) PDF PDF
Cohort Incident CHD, HF and Stroke (INCBY21) PDF PDF
Recurrent Events Derived Variable Dictionary (REC_BY21) PDF PDF
CHD Derived Variable Dictionary-Events-Community (S14EVT1) PDF PDF
CHD Derived Variable Dictionary-Occurence-Community (S14OCC1) PDF PDF
HF Derived Variable Dictionary-Occurence-Community (HFS14OCC1) PDF PDF