Table 2 Sensitivity and specificity of the claims-based definition of death
Definition | Description | Total | True positive | False positive | False negative | True negative | Sensitivity | Specificity | Positive predictive value (PPV) | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Inpatients | ||||||||||||
1 | Death as discharge status | 1571 | 446 | 17 | 27 | 1081 | 94.3 | [92.2–96.4] | 98.5 | [97.7–99.2] | 96.3 | [94.6–98.0] |
Outpatients | ||||||||||||
1 | Death as disease status | 43,870 | 45 | 2 | 50 | 43,773 | 47.4 | [37.3–57.4] | 99.9 | [99.9–100.0] | 95.7 | [90.0–100.0] |
2 | Terminal care at home + claims terminated | 43,870 | 36 | 0 | 59 | 43,775 | 37.9 | [28.1–47.7] | 100.0 | [100.0–100.0] | 100.0 | [100.0–100.0] |
3 | Death certificate + claims terminated | 43,870 | 9 | 0 | 86 | 43,775 | 9.5 | [3.6–15.4] | 100.0 | [100.0–100.0] | 100.0 | [100.0–100.0] |
4 | 1 or 2 or 3 | 43,870 | 52 | 0 | 43 | 43,775 | 54.7 | [44.7–64.7] | 100.0 | [100.0–100.0] | 100.0 | [100.0–100.0] |