Table 1.
Descriptive statistics for the 2014 Health and Retirement Survey cohort by cognition groups
| Cognition group | Normal Cognition | Impaired/Dementia | |
|---|---|---|---|
| Cognition Score | (12+) | (0–11) | |
| (%) N=13,774 | (%) N =3924 | p | |
| Age (Median [SE]) | 63.5 (0.3) | 71.0 (0.7) | |
| Education | |||
| ≤ 12 years | 61.2 (7062) | 27.2 (890) | < 0.01 |
| 13+ years | 38.8 (5572) | 16.8 (2733) | |
| Gender | |||
| Male | 45.1 (5304) | 45.4 (1517) | 0.82 |
| Female | 54.9 (7394) | 54.6 (2124) | |
| Race | |||
| White | 86.3 (9666) | 66.2 (2084) | < 0.01 |
| Black | 7.9 (2055) | 22.4 (1155) | |
| Other | 5.8 (944) | 10.7 (391) | |
| Marital Status | |||
| Married/ Partnered | 76.0 (9643) | 70.4 (2708) | < 0.01 |
| Single/Widowed | 24.0 (2952) | 29.6 (931) | |
| Living Will | |||
| Yes | 54.1 (3743) | 46.2 (1071) | < 0.01 |
| No | 45.8 (3051) | 53.8 (1396) | |
| Durable Power of Attorney | |||
| Yes | 45.8 (3024) | 49.4 (1252) | 0.03 |
| No | 54.2 (3787) | 50.6 (1215) | |
| Joint Living Will or DPOA | |||
| Both | 47.5 (3259) | 38.7 (892) | < 0.01 |
| At least 1 | 13.3 (956) | 19.1 (470) | |
| None | 39.2 (2547) | 42.2 (1078) | |
| Chronic Conditions | |||
| 0 | 15.6 (1689) | 7.2 (251) | < 0.01 |
| 1–3 | 68.9 (8739) | 63.6 (2314) | |
| 4+ | 15.5 (2269) | 29.2 (1076) | |
| Limitations in Activities of Daily Living | |||
| None | 88.3 (10,937) | 70.6 (2564) | < 0.01 |
| 1+ | 11.7 (1757) | 29.4 (1069) | |
| Rurality | |||
| Rural | 26.4 (3163) | 28.3 (937) | 0.27 |
| Urban | 73.6 (9480) | 71.7 (2678) | |
| Range | Range | ||
| Hospitalization Days | 0–95 | 0–97 | |
| Hospice Care Days | 0–90 | 0–90 | |
| Nursing Home Days | 0–792 | 0–914 |