Table 1.
Demographic Characteristics of 7,142 HRS Participant by Latent Trajectory Class
| Characteristics | 1 Low Trajectory Class |
2 Medium Trajectory Class |
3 High Trajectory Class |
Total | |
|---|---|---|---|---|---|
| n | 1,012 | 3,319 | 2,811 | 7,142 | p-value |
| Age (SD) | 68.6 (4.5) | 67.7 (3.5) | 67.0 (2.8) | 67.6 (3.5) | <.0001 |
| Female Gender (%) | 531 (52.5) | 1,762 (53.1) | 1,787 (63.6) | 4,080 (57.1) | <.0001 |
| Education (years; SD) | 9.5 (3.8) | 12.4 (2.6) | 13.9 (2.3) | 12.6 (3.1) | <.0001 |
| APOE ε4+ (%) | 320 (31.6) | 868 (26.2) | 638 (22.7) | 1,826 (25.6) | <.0001 |
| BMI (SD) | 27.9 (5.3) | 27.6 (5.2) | 27.0 (5.0) | 27.4 (5.1) | <.0001 |
| Hypertension (%) | 751 (74.2) | 2,246 (67.7) | 1,858 (66.1) | 4,855 (68.0) | <.0001 |
| Diabetes (%) | 325 (32.1) | 718 (21.6) | 467 (16.6) | 1,510 (21.1) | <.0001 |
| Stroke (%) | 160 (15.8) | 359 (10.8) | 184 (6.5) | 703 (9.8) | <.0001 |
| Any Heart (%) | 458 (45.3) | 1,435 (43.2) | 1,058 (37.6) | 2,951 (41.3) | <.0001 |
| NSES (SD) | 74.8 (8.3) | 78.1 (6.2) | 79.6 (5.8) | 78.3 (6.6) | <.0001 |
Note: BMI = Body mass index; HRS = Health and Retirement Study; NSES = Neighborhood socioeconomic status; SD = Standard deviation.