Table 2. . Overall cohort baseline characteristics.
| Variable | Value |
|---|---|
| Mean age (SD) | 70.422 (8.152) |
| Charlson comorbidity index (SD) | 1.301 (1.831) |
| Index year (median) | 2017 |
| Race | |
| Black | 21,584 (15.8%) |
| Other/unknown | 16,527 (11.6%) |
| White | 104,027 (73.2%) |
| Sex, female | 6077 (4.3%) |
| Sex, male | 136,061 (95.7%) |
| BMI | |
| <18.5 | 2248 (1.6%) |
| 18.5–24.9 | 30,798 (21.7%) |
| 25–29.9 | 51,256 (36.1%) |
| 30+ | 56,332 (39.6%) |
| Missing | 1504 (1.1%) |
| ADHD | 666 (0.5%) |
| Drug abuse | 4746 (3.3%) |
| Alcohol abuse | 11,570 (8.1%) |
| Suicide ideations | 3571 (2.5%) |
| Anxiety | 27,448 (19.3%) |
| Sleep disorder | 25,553 (18.0%) |
| Discontinued | 120,020 (84.4%) |
ADHD: Attention-deficit/hyperactivity disorder; SD: Standard deviation.