TABLE A2.
Summary statistics for Medicare Advantage beneficiaries using encounter and Clinformatics Data Mart (CDM) data.
| MAE | CDM | |
|---|---|---|
| N | 218,464 | 230,332 |
| Sex | ||
| Female | 65.56 | 64.67 |
| Age | ||
| <70 | 5.61 | 4.74 |
| 70 to 74 | 12.24 | 11.02 |
| 75 to 79 | 17.90 | 16.73 |
| 80+ | 64.25 | 67.51 |
| Race | ||
| White | 71.28 | 67.85 |
| Black | 13.39 | 12.35 |
| Hispanic | 11.44 | 10.10 |
| Asian | 2.82 | 2.60 |
| AIAN | 0.16 | |
| Missing/Other | 0.91 | 7.10 |
| Other | ||
| Dual or LIS | 31.10 | 32.15 |
| CCI | 4.69 | 4.13 |
| Unadjusted rates | ||
| Incidence (%) | 2.76 | 2.24 |
| Prevalence (%) | 7.88 | 7.01 |
Note. This table presents the characteristics of Medicare Advantage beneficiaries in the CDM data and characteristics from MA encounter for MA beneficiaries insured by the same large insurance company represented in the CDM data in 2016. These beneficiaries were continuously enrolled in year t and year t+1. Dementia in year t is verified with a dementia diagnosis code or dementia symptom code or drug code or death in year t+1.