Table 3 Sensitivity and 95% confidence intervals (CI) for the SSA DMF in determination of mortality status of decedents from the MPI/PO Study by quartiles of age at death.
From: Use of the Social Security Administration Death Master File for ascertainment of mortality status
| AGE | SENSITIVITY | 95 % CI |
|---|---|---|
| 1st quartile (age 41–70) | 82.8 | 75.1, 90.5 |
| 2nd quartile (age 71–79) | 85.1 | 77.9, 92.3 |
| 3rd quartile (age 80–85) | 87.2 | 80.5, 94.0 |
| 4th quartile (age 86–97) | 95.7 | 91.7, 99.8 |