Table 1.
Characteristics of the master patient list/groups of high-risk patients used for decision model building.
| Characteristic of interest | Master patient set: all patients (N=84,317) |
Group A: patients with a past diagnosis of depression |
Group B: patients with a Charlson Index of ≥1 |
Group C: patients with a Charlson Index of ≥2 |
Group D: all unique patients in groups A-C |
||
| Patient group size, n (%) | —a | 12,432 (14.74) | 32,249 (38.25) | 7415 (8.8) | 37,560 (44.5) | ||
| Need of advanced care for depression, n (%) | 6992 (8.29) | 3683 (30.04) | 4016 (12.94) | 1026 (21.6) | 5612 (80.26) | ||
| Demographics | |||||||
| Age (years), mean (SD) | 43.88 (15.60) | 46.31 (14.74) | 51.94 (14.55) | 59.50 (12.33) | 50.31 (14.93) | ||
| Male gender (%) | 35.09 | 30.22 | 39.8 | 43.98 | 42.03 | ||
| Race/ethnicity (%) | |||||||
| White (non-Hispanic) | 25.21 | 44.62 | 33.38 | 37.02 | 35.31 | ||
| African American (non-Hispanic) | 37.23 | 32.01 | 42.78 | 47.26 | 40.12 | ||
| Hispanic or Latino | 19.47 | 11.12 | 10.60 | 4.94 | 7.38 | ||
| Diagnoses | |||||||
| Depression (%) | 19.07 | 100 | 30.18 | 37.25 | 37.51 | ||
| Charlson Index score, mean (SD) | 0.77 (1.21) | 0.22 (0.75) | 1.89 (1.27) | 3.85 (1.14) | 1.62 (1.35) | ||
| Hospitalizations, mean (SD) | |||||||
| EDb visits during current month | 0.21 (1.03) | 0.33 (1.48) | 0.26 (1.15) | 0.31 (1.14) | 0.27 (1.17) | ||
| ED visits before previous months | 3.73 (14.40) | 4.69 (18.73) | 8.63 (24.2) | 10.71 (31.36) | 8.03 (23.67) | ||
aNot applicable.
bED: emergency department.