Table 1.
Agreement estimates of self-reported heart failure vs. objective measures of heart failure, The Atherosclerosis Risk in Communities (ARIC) Study
| Estimate | Physician Confirmed Heart Failure | ARIC-Classified Heart Failurea | Heart Failure Identified from Administrative Claimsb |
|---|---|---|---|
| Verificationc | ✓ | ✓ | ✓ |
| Kappa | ✓ | ✓ | |
| PABAK | ✓ | ✓ | |
| Sensitivity | ✓ | ✓ | |
| Specificity | ✓ | ✓ | |
| PPV | ✓ | ✓ |
Abbreviations: Prevalence and biased adjusted kappa (PABAK); positive predicted value (PPV)
✓ Estimate calculated for objective measure of heart failure
a
Definite and probable acute decompensated heart failure and chronic stable heart failure ascertained from reviewed abstracted medical records
b
Centers for Medicare and Medicaid Services Medicare claims
c
Confirmed heart failure among self-reporters of heart failure