Table 1. Baseline Characteristics of the Study Population.
| Characteristic | Patient Group, No. (%)a | ||
|---|---|---|---|
| First Diagnosis of Psychotic Disorder (n = 11 713) | First Diagnosis of Unipolar Depression (n = 23 415) | General Outpatient (n = 35 576) | |
| Male | 6976 (59.6) | 13 626 (58.2) | 20 881 (58.7) |
| Age, y | |||
| 16-17 | 2368 (20.2) | 5041 (21.5) | 7845 (22.1) |
| 18-25 | 7501 (64.0) | 14 411 (61.4) | 21 741 (61.1) |
| 26-30 | 1844 (15.7) | 3963 (16.9) | 5990 (16.8) |
| Race/ethnicity | |||
| White | 5060 (43.2) | 11 930 (51.0) | 13 974 (39.3) |
| Black | 1722 (14.7) | 1825 (7.8) | 3249 (9.1) |
| Hispanic | 3030 (25.9) | 6087 (26.0) | 10 378 (29.2) |
| Asian | 948 (8.1) | 1957 (8.4) | 4375 (12.3) |
| Native American or Alaskan Native | 73 (0.6) | 159 (0.7) | 167 (0.5) |
| Hawaiian or Pacific Islander | 113 (1.0) | 185 (0.8) | 335 (0.9) |
| Other or unknown | 767 (6.5) | 1272 (5.4) | 3098 (8.7) |
| Any mental health diagnosis in prior year | 6748 (57.6) | 10 667 (45.6) | 2695 (7.6) |
| Any substance use disorder diagnosis in prior year | 2972 (25.4) | 2275 (9.7) | 621 (1.7) |
| Charlson comorbidity indexb | |||
| ≥1 | 1569 (13.4) | 2718 (11.6) | 2247 (6.3) |
| ≥2 | 179 (1.5) | 227 (1.0) | 190 (0.5) |
| Specific chronic conditions | |||
| Chronic pulmonary disease | 1303 (11.1) | 2309 (9.9) | 1848 (5.2) |
| Diabetes | 115 (1.0) | 268 (1.1) | 219 (0.6) |
| Any malignant disease | 48 (0.4) | 57 (0.2) | 83 (0.2) |
| Cerebrovascular disease | 57 (0.5) | 41 (0.2) | 21 (0.1) |
| Renal disease | 31 (0.3) | 44 (0.2) | 42 (0.1) |
| Rheumatic disease | 24 (0.2) | 23 (0.1) | 38 (0.1) |
| Hemiplegia or paraplegia | 35 (0.3) | 26 (0.1) | 16 (0.04) |
a
Percentages have been rounded and may not total 100.
b
Higher scores indicate more comorbidities.